Umkc Dental Morphology Final

Front 1

Facial/Lingual Outline of:
Maxillary Central Incisors?

Back 1

Trapezoid

Front 2

Facial/Lingual Outline of:
Maxillary Laterall Incisors?

Back 2

Trapezoid

Front 3

Facial/Lingual Outline of:
Maxillary 1st Pre-molar?

Back 3

Trapezoid

Front 4

Facial/Lingual Outline of:
Maxillary 2nd Pre Molar?

Back 4

Trapezoid

Front 5

Facial/Lingual Outline of:
Maxillary 1st Molar?

Back 5

Trapezoid

Front 6

Facial/Lingual Outline of:
Maxillary 2nd Molar?

Back 6

Trapezoid

Front 7

Facial/Lingual Outline of:
Maxillary 3nd Molar?

Back 7

Trapezoid

Front 8

Facial/Lingual Outline of:
Mandibular Central Incisors?

Back 8

Trapezoid

Front 9

Facial/Lingual Outline of:
Mandibular Lateral Incisors?

Back 9

Trapezoid

Front 10

Facial/Lingual Outline of:
Mandibular Canine?

Back 10

Trapezoid

Front 11

Facial/Lingual Outline of:
Maxillary Canine?

Back 11

Trapezoid, But it is a 5 sided outline

Front 12

Facial/Lingual Outline of:
Mandibular Canine?

Back 12

Trapezoid, But it is a 5 sided outline

Front 13

Facial/Lingual Outline of:
Mandibular 1st Pre Molar?

Back 13

Trapezoid

Front 14

Facial/Lingual Outline of:
Mandibular 2nd Pre Molar?

Back 14

Trapezoid

Front 15

Facial/Lingual Outline of:
Mandibular 1st Molar?

Back 15

Trapezoid

Front 16

Facial/Lingual Outline of:
Mandibular 2nd Molar?

Back 16

Trapezoid

Front 17

Facial/Lingual Outline of:
Mandibular 3rd Molar?

Back 17

Trapezoid

Front 18

Mesial/Distal Outline of:
Maxillary Central Incisors:

Back 18

Triangle

Front 19

Mesial/Distal Outline of:
Maxillary Lateral Incisors?

Back 19

Triangle

Front 20

Mesial/Distal Outline of:
Maxillary Canine?

Back 20

Triangle

Front 21

Mesial/Distal Outline of:
Maxillary 1st PM?

Back 21

Trapezoid

Front 22

Mesial/Distal Outline of:
Maxillary 2nd PM?

Back 22

Trapezoid

Front 23

Mesial/Distal Outline of:
Maxillary 1st Molar?

Back 23

Trapezoid

Front 24

Mesial/Distal Outline of:
Maxillary 2nd Molar?

Back 24

Trapezoid

Front 25

Mesial/Distal Outline of:
Maxillary 3rd Molar?

Back 25

Trapezoid

Front 26

Mesial/Distal Outline of:
Mandibular Central Incisors?

Back 26

Triangle

Front 27

Mesial/Distal Outline of:
Mandibular Lateral Incisors?

Back 27

Triangle

Front 28

Mesial/Distal Outline of:
Mandibular Canine?

Back 28

Triangle

Front 29

Mesial/Distal Outline of:
Mandibular 1st PM?

Back 29

Rhomboid

Front 30

Mesial/Distal Outline of:
Mandibular 2nd PM

Back 30

Rhomboid

Front 31

Mesial/Distal Outline of:
Mandibular 1st Molar?

Back 31

Rhomboid

Front 32

Mesial/Distal Outline of:
Mandibular 2nd Molar?

Back 32

Rhomboid

Front 33

Mesial/Distal Outline of:
Mandibular 3rd Molar?

Back 33

Rhomoid

Front 34

Facial/Lingual Crown Outline for all permanent teeth?

Back 34

TRAPEZOID

Front 35

Mesial/Distal Crown Outline for Max and Mand. Central Incisors, Lateral Incisors, and Canines?

Back 35

Triangle

Front 36

Incisal Crown Outline for Max and Mand. Central Incisors, Lateral Incisors, and Canines?

Back 36

Triangle

Front 37

Mesial/Distal AND Incisal Crown Outline for Max and Mand. Central Incisors, Lateral Incisors, and Canines?

Back 37

Triangle

Front 38

Mesial/Distal Crown Outline for MAXILLARY 1PM, 2PM, 1M,2M,3M?

Back 38

TRAPEZOID

Front 39

Mesial/Distal Crown Outline for MANDIBULAR 1PM, 2PM, 1M,2M,3M?

Back 39

RHOMBOID

Front 40

Incisal/Occlusal crown outline:
Maxillary Central Incisors?

Back 40

Triangle

Front 41

Incisal/Occlusal crown outline:
Maxillary Lateral Incisors?

Back 41

Triangle

Front 42

Incisal/Occlusal crown outline:
Maxillary Canines?

Back 42

Triangle

Front 43

Incisal/Occlusal crown outline:
Maxillary 1PM?

Back 43

HEXAGONAL

Front 44

Incisal/Occlusal crown outline:
Maxillary 2PM?

Back 44

OVOID

Front 45

Incisal/Occlusal crown outline:
Maxillary 1st Molar?

Back 45

RHOMBOID

Front 46

Incisal/Occlusal crown outline:
Maxillary 2nd Molar?

Back 46

RHOMBOID ( or Heart shaped if missing DL cusp)

Front 47

Incisal/Occlusal crown outline:
Maxillary 3rd Molar?

Back 47

HEART

Front 48

Incisal/Occlusal crown outline:
Mandibular Central Incisors?

Back 48

TRIANGLE

Front 49

Incisal/Occlusal crown outline:
Maxillary Lateral Incisors

Back 49

Triangle

Front 50

Incisal/Occlusal crown outline:
Maxillary Canines?

Back 50

Triangle

Front 51

Incisal/Occlusal crown outline:
Mandibular Central Incisors?

Back 51

Triangle

Front 52

Incisal/Occlusal crown outline:
Mandibular Lateral Incisors?

Back 52

Triangle

Front 53

Incisal/Occlusal crown outline:
Mandibular Canine?

Back 53

Triangle

Front 54

Incisal/Occlusal crown outline:
Mandibular 1PM?

Back 54

DIAMOND

Front 55

Incisal/Occlusal crown outline:
Mandibular 2PM?

Back 55

3 Cusp= SQUARE
2 Cusp= ROUND

Front 56

Incisal/Occlusal crown outline:
Mandibular 1st Molar?

Back 56

HEXAGONAL

Front 57

Incisal/Occlusal crown outline:
Mandibular 2nd Molar?

Back 57

RECTANGULAR

Front 58

Incisal/Occlusal crown outline:
Mandibular 3rd Molar?

Back 58

ROUND

Front 59

The crown shapes of rhomboid?

Back 59

1. Maxillary OCCLUSAL:
1st & 2nd Molar
2.Mandibular MESIAL/DISTAL:
1PM,2PM, 1st Molar, 2nd Molar, &3rd Molar.

Front 60

# Of Pulp Horns & # of Roots/ Canals for:
Maxillary Central Incisor

Back 60

Max Central Incisors
# Of Pulp Horns= 3
# Of Roots/ Canals= 1

Front 61

# Of Pulp Horns & # Of Roots/Canals for:
Maxillary lateral Incisor

Back 61

Max. lateral Incisor
# Of Pulp Horns- 2-3
# Of Roots/Canals- 1

Front 62

# Of Pulp Horns & # Of Roots/Canals for:
Maxillary Canines

Back 62

Max. Canines
# Of Pulp Horns- 1
# Of Roots/Canals-1

Front 63

# Of Pulp Horns & # Of Roots/Canals for:
Maxillary 1PM

Back 63

Max. 1PM
# Of Pulp Horns-2
# Of Roots/Canals-2

Front 64

# Of Pulp Horns & # Of Roots/Canals for:
Maxillary 2PM

Back 64

Max. 2PM
# Of Pulp Horns- 2
# Of Roots/Canals-1

Front 65

# Of Pulp Horns & # Of Roots/Canals for:
Maxillary 1st Molar

Back 65

Max. 1st Molar
# Of Pulp Horns- 4-5
# Of Roots/Canals- 3(50% have 2 canals in MB Root)

Front 66

# Of Pulp Horns & # Of Roots/Canals for:
Maxillary 2nd Molar

Back 66

Max. 2nd Molar
# Of Pulp Horns- 4
# Of Roots/Canals- 3

Front 67

# Of Pulp Horns & # Of Roots/Canals for:
Maxillary 3rd Molar?

Back 67

Max. 3rd Molar
# Of Pulp Horns- X
# Of Roots/Canals-2

Front 68

# Of Pulp Horns & # Of Roots/Canals for:
Mandibular Central Incisors

Back 68

Man. Central Incisor
# Of Pulp Horns- 1-3
# Of Roots/Canals- 1

Front 69

# Of Pulp Horns & # Of Roots/Canals for:
Mandibular Lateral Incisor

Back 69

Man. Lateral Incisor
# Of Pulp Horns- 1-3
# Of Roots/Canals- 1

Front 70

# Of Pulp Horns & # Of Roots/Canals for:
Mandibular Canine

Back 70

Man. Canine
# Of Pulp Horns- 1
# Of Roots/Canals- 1

Front 71

# Of Pulp Horns & # Of Roots/Canals for:
Mandibular 1PM

Back 71

Man. 1PM
# Of Pulp Horns- 1
# Of Roots/Canals- 1

Front 72

# Of Pulp Horns & # Of Roots/Canals for:
Mandibular 2PM

Back 72

Man. 2PM
# Of Pulp Horns-2-3
# Of Roots/Canals- 1

Front 73

# Of Pulp Horns & # Of Roots/Canals for:
Mandibular 1st Molar

Back 73

Man. 1st Molar
# Of Pulp Horns- 5
# Of Roots/Canals- 2

Front 74

# Of Pulp Horns & # Of Roots/Canals for:
Mandibular 2nd Molar

Back 74

Man. 2nd Molar
# Of Pulp Horns- 4
# Of Roots/Canals- 2

Front 75

# Of Pulp Horns & # Of Roots/Canals for:
Mandibular 3rd Molar

Back 75

Man. 3rd Molar
# Of Pulp Horns- X
# Of Roots/Canals- 1

Front 76

Height of Contour for Maxillary Dentition: 2PM
Mesial:
Distal:

Back 76

Max. 2PM
Mesial: M 1/3
Distal: M 1/3

Front 77

Height of Contour for Maxillary Dentition:Central Incisors
Mesial& Distal:

Back 77

Max. CI
Mesial: I 1/3
Distal: Junt. I/M 1/3

Front 78

Height of Contour for Maxillary Dentition:Lateral Incisors
Mesial& Distal:

Back 78

Max. LI
Mesial: Junt. I/M 1/3
Distal: M 1/3

Front 79

Height of Contour for Maxillary Dentition:Canine
Mesial& Distal:

Back 79

Max. C
Mesial: Junt. I/M 1/3
Distal: M 1/3

Front 80

Height of Contour for Maxillary Dentition: 1PM
Mesial& Distal:

Back 80

Max. 1PM
Mesial: M 1/3
Distal: M 1/3

Front 81

Height of Contour for Maxillary Dentition: 1st Molar
Mesial& Distal:

Back 81

Max. 1M
Mesial: M 1/3
Distal: M 1/3

Front 82

Height of Contour for Maxillary Dentition: 2nd Molar
Mesial& Distal:

Back 82

Max. 2M
Mesial: M 1/3
Distal: M 1/3

Front 83

Height of Contour for Maxillary Dentition: 3rd Molar
Mesial& Distal:

Back 83

Max. 3M
Mesial: M 1/3
Distal: M 1/3

Front 84

Height of Contour for Mandibular Dentition: 1st Molar
Mesial& Distal:

Back 84

Mand. 1M
Mesial: M 1/3
Distal: M 1/3

Front 85

Height of Contour for Mandibular Dentition:2nd Molar
Mesial& Distal:

Back 85

Mand. 2M
Mesial: M 1/3
Distal: M 1/3

Front 86

Height of Contour for Mandibular Dentition:3rd Molar
Mesial& Distal:

Back 86

Mand. 3M
Mesial: M 1/3
Distal: M 1/3

Front 87

Height of Contour for Mandibular Dentition: 1st PM
Mesial& Distal:

Back 87

Mand. 1PM
Mesial: M 1/3
Distal: M 1/3

Front 88

Height of Contour for Mandibular Dentition: 2nd PM
Mesial& Distal:

Back 88

Mand. 2PM
Mesial: M 1/3
Distal: M 1/3

Front 89

Height of Contour for Mandibular Dentition: Canine
Mesial& Distal:

Back 89

Man. Canine
Mesial: I 1/3
Distal: M 1/3

Front 90

Height of Contour for Mand. Dentition: Lateral Incisor
Mesial& Distal:

Back 90

Man. LI
Mesial: I 1/3
Distal: I 1/3

Front 91

Height of Contour for Mand. Dentition: Central Incisor
Mesial& Distal:

Back 91

Mand. CI
Mesial: I 1/3
Distal: I 1/3

Front 92

The middle 1/3 height of contour is present on both the MESIAL and DISTAL aspect of which permanent teeth?

Back 92

Both Maxillary and Mandibular:
1PM, 2PM, 1st Molar, 2nd Molar, and 3rd Molar.

Front 93

The incisal 1/3 height of contour is present on Both the MESIAL and DISTAL aspects of which permanent teeth?

Back 93

MANDIBULAR: Central and Lateral Incisors

Front 94

The mesial Incisal 1/3 and the distal junction between Incisal and middle 1/3 is the height of contour for which tooth/teeth?

Back 94

Maxillary Central Incisor

Front 95

The mesial junction btw the I/M 1/3 and the dital at the middle 1/3 is the height of contour for which tooth/teeth?

Back 95

Maxilalry Lateral Incisors and Maxillary Canines

Front 96

The mesial Incisal 1/3 and the distal middle 1/3 is the height of contour for which tooth/teeth?

Back 96

Mandibular Canine

Front 97

What permanent teeth have Facial and Lingual Height of Contour in the Cervical 1/3

Back 97

Cervical 1/3 Facial and Lingual Height of Contour:
Maxillary: CI & LI
Mandibular: CI, LI, & Can

Front 98

What permanent teeth have Facial and Lingual Height of Contour in the in the Middle 1/3?

Back 98

Middle 1/3 Facial and Lingual Height of Contour:
Maxillary: 2nd & 3rd Molar

Front 99

Maxillary Canine Facial and Lingual Height of Contour:

Back 99

Max. Can
Facial: Junct. C/M 1/3
Lingual: Cervical 1/3

Front 100

Maxillary 1PM Facial and Lingual Height of Contour:

Back 100

Max. 1PM
Facial: Cervical 1/3
Lingual: Middle 1/3

Front 101

Maxillary 2PM Facial and Lingual Height of Contour:

Back 101

Max 2PM
Facial: M/C 1/3
Lingual: Mid 1/3

Front 102

Maxillary 1st Molar Facial and Lingual Height of Contour:

Back 102

Max 1st Molar
Facial: Cervical 1/3
Lingual: Mid 1/3

Front 103

Mandibular 1PM Facial and Lingual Height of Contour:

Back 103

Mand. 1 PM
Facial: Junt. M/C 1/3
Lingual: Mid 1/3

Front 104

Mandibular 2PM Facial and Lingual Height of Contour:

Back 104

Mand. 2PM
Facial: Cervical 1/3
Lingual: Mid 1/3

Front 105

Mandibular 1st Molar Facial and Lingual Height of Contour:

Back 105

Mand. 1st Molar
Facial: Cervical 1/3
Lingual: Mid 1/3

Front 106

Mandibular 2nd Molar Facial and Lingual Height of Contour:

Back 106

Mand. 2nd Molar
Facial: Cervical 1/3
Lingual: Mid 1/3

Front 107

Mandibular 3rd Molar Facial and Lingual Height of Contour:

Back 107

Mand. 3rd Molar
Facial: Cervical 1/3
Lingual: Mid 1/3

Front 108

Which permanent teeth have a Facial Height of Contour in the Cervical 1/3 & a Lingual Height of Contour in the Middle 1/3?

Back 108

Facial: C 1/3 = Lingual: M 1/3
Maxillary: 1PM, 1M
Mandibular: 2 PM, 1M, 2M, & 3M

Front 109

What teeth in the Maxillary permanent dentition are wider M-D than B-L (F-L)?

Back 109

MAX CENTRAL & LATERAL INCISORS

Front 110

What teeth in the Mandibular permanent dentition are wider M-D than B-L (F-L)?

Back 110

MAND. 1st, 2nd & 3rd MOLARS

Front 111

All Maxillary Permanent teeth are wider _____ than _____, except for ____ and ____

Back 111

All Maxillary Permanent teeth are wider =>F(B)-L<= than =>M-D<=, except for CI & LI.

Front 112

All Mandibular Permanent teeth are wider _____ than _____, except for ____, ____& ____ ______.

Back 112

All Mandibular Permanent teeth are wider =>F(B)-L<= than =>M-D<=, except for 1ST, 2ND, & 3RD MOLARS

Front 113

Rule for age of root completion?

Back 113

Add 2-3 years to time of eruption.

Front 114

Rule for Completion of Crown development?

Back 114

Divide eruption time by 2 and add 1 year.

Front 115

When tooth erupts how much of root is developed?

Back 115

about 50%

Front 116

When do the 1st Molars show signs of calcification?

Back 116

At Birth

Front 117

Succedaneous Teeth?

Back 117

Tooth that replaces a primary tooth

Front 118

Non Succedanceous tooth?

Back 118

One that does not have a predecessor... ie permanent molars

Front 119

1st sign of tooth development?

Back 119

In the embryo at 6-7 weeks iu.

Front 120

What do teeth devolop from ?

Back 120

The dental lamina... THe tooth germs develop on the lamina-bud, cap, bell, etc

Front 121

When do primary teeth erupt?

Back 121

Between 6-30 months

Front 122

Eruption Sequence for Permanent Teeth?

Back 122

1.Mand. 1st Molar, 2.Max. 1st Molar 3.Mand. Central Incisors, 4.Max. CI, 5.Mand. Lateral Incisors, 6.Max. LI, 7.Mand. Canine, 8.Mand. 1PM, 9.Max 1PM, 10.**MAX 2PM, 11. Mand. 2PM, 12.Max Canine, 13.Mand. 2nd Molar, 14. Max 2nd Molar, 15. Mand/max 3rd molars

Front 123

Eruption Sequence for Primary Teeth:

Back 123

C.Incisors- mand before Max
L.Incisors- Max before Mand.
1st Molars- Max before Mand.
Canines- Max before Mand.
2nd Molars- Mand. before Max

Front 124

Demarcations or where lobes meet give rise to?

Back 124

Developmental depressions & Grooves

Front 125

All anterior teeth:
Have #___ Lobes

Back 125

All anterior teeth have 4 LOBES- 3 facial (mf,df,midfacial)

Front 126

Most premolars have how many lobes? Exceptions?

Back 126

4 lobes
Exceptions: Mandibular 2nd PM

Front 127

How many Lobes do the Max and Mand. 1st Molars have?

Back 127

5

Front 128

How many lobes do the Max and Mand 2nd Molars have?

Back 128

4

Front 129

All teeth are wider faciolingually than mesiodistally except?

Back 129

MAXILLARY Incisors and MANDIBULAR Molars.

Front 130

All the teeth are wider (MD dimension) on the _____ (facial or lingual??) aspect of the tooth than on the _______(facial or lingual??) aspect of the tooth, other than ______________

Back 130

All the teeth are wider (MD dimension) on the FACIAL aspect of the tooth than on the LINGUAL aspect of the tooth, other than THE MAXILLARY 1ST MOLARS

Front 131

All teeth have the most prominent CEJ curvature on the ______,which curves to toward the _____. The greatest curvature of the CEJ in the dentition is?

Back 131

All teeth have the most prominent CEJ curvature on the MESIAL which curves to toward the INCISAL/OCCLUSAL on the mesial. The greatest curvature of the CEJ in the dentition is on the mesial surface of the MAX CENTRAL INCISOR.

Front 132

A maxillary pm had a broader contact on the mesial or distal aspect of the tooth?

Back 132

DISTAL

Front 133

All Incisors are facially ______ than the are _____,except for?

Back 133

All incisors are facially LONGER than they are WIDE, except for the DECIDUOUS MAX. CENTRAL INCISOR

Front 134

True or False: On the max. central incisor, the cingulum is slightly mesial on the tooth.

Back 134

FALSE, FALSE, FALSEEEE!!!!!
THE CINGULUM IS SLIGHTLY --=>DISTAL!!!! ON THE TOOTH (not mesial)

Front 135

What tooth varies in form more than any other tooth other thanthe 3rd molar?

Back 135

The Maxillary lateral Incisor

Front 136

What tooth is the most frequently congenitally absent anterior tooth?

Back 136

MAXILLARY LATERAL INCISOR!!- the 3rd molars are more frequently absent though

Front 137

Maxillary Lateral incisor is smaller than the Central Incisor in all dimensions, except for:

Back 137

The Root length

Front 138

Does the max lateral or central incisor have more pronounced mesial and marginal ridges?

Back 138

The LATERAL INCISOR does! Which means it has a DEEPER Lingual FOSSA!

Front 139

What tooth has the biggest lingual fossa?

Back 139

The max. lateral incisor bc more pronounced marginal ridges and enlarged cingulum

Front 140

In the mandibular incisors is the lateral or central incisor bigger?

Back 140

Lateral Incisor

Front 141

All teeth have the most prominent CEJ curvature on the ______,which curves to toward the _____. The greatest curvature of the CEJ in the dentition is?

Back 141

All teeth have the most prominent CEJ curvature on the MESIAL which curves to toward the INCISAL/OCCLUSAL on the mesial. The greatest curvature of the CEJ in the dentition is on the mesial surface of the MAX CENTRAL INCISOR.

Front 142

A maxillary pm had a broader contact on the mesial or distal aspect of the tooth?

Back 142

DISTAL

Front 143

All Incisors are facially ______ than the are _____,except for?

Back 143

All incisors are facially LONGER than they are WIDE, except for the DECIDUOUS MAX. CENTRAL INCISOR

Front 144

True or False: On the max. central incisor, the cingulum is slightly mesial on the tooth.

Back 144

FALSE, FALSE, FALSEEEE!!!!!
THE CINGULUM IS SLIGHTLY --=>DISTAL!!!! ON THE TOOTH (not mesial)

Front 145

What tooth varies in form more than any other tooth other thanthe 3rd molar?

Back 145

The Maxillary lateral Incisor

Front 146

What tooth is the most frequently congenitally absent anterior tooth?

Back 146

MAXILLARY LATERAL INCISOR!!- the 3rd molars are more frequently absent though

Front 147

Maxillary Lateral incisor is smaller than the Central Incisor in all dimensions, except for:

Back 147

The Root length

Front 148

Does the max lateral or central incisor have more pronounced mesial and marginal ridges?

Back 148

The LATERAL INCISOR does! Which means it has a DEEPER Lingual FOSSA!

Front 149

What tooth has the biggest lingual fossa?

Back 149

The max. lateral incisor bc more pronounced marginal ridges and enlarged cingulum

Front 150

In the mandibular incisors is the lateral or central incisor bigger?

Back 150

Lateral Incisor

Front 151

Which maxillary incisor is more rounded/

Back 151

Lateral

Front 152

What is the only completely symmetrical tooth in the mouth?

Back 152

MANDIBULAR CENTRAL INCISOR

Front 153

Roots of the mandibular incisors...

Back 153

have broad developmental depressions, especially the lateral incisor

Front 154

What is the longest rooted single tooth in the mouth?

Back 154

Maxillary Canine

Front 155

The crown of the max canine is ___ than the mand. canine.

Back 155

SHORTER

Front 156

The cusp of the max canine is how much of the total crown height?

Back 156

1/3

Front 157

What cusps arm of the permanent maxillary and mandibular canine is shorter?

Back 157

MESIAL CUSP ARM

Front 158

When viewed from mesial, the cusp tip of the max canine is ___________

Back 158

FACiAL to the line that bisects the tooth

Front 159

The _____ canine has a narrower more symetrical crown that the _____ canine which has a more prominent features including cingulum.

Back 159

The MANDIBULAR canine has a narrower more symetrical crown that the MAXILLARY canine which has a more prominent features including cingulum.

Front 160

The mand. canine's cusp height is ____ crown height of the tooth

Back 160

1/5

Front 161

When viewed from the mesial, the line bisecting the root; cusp tip of the mandibular canine is ______ to this line

Back 161

LINGUAL

Front 162

Is the max 1st or 2nd PM bigger?

Back 162

Max 1st PM

Front 163

50% of max 1stPM have ...

Back 163

2 ROOTS

Front 164

90% of max 1st PM have...

Back 164

2 CANALS

Front 165

What tooth has a mesial marginal ridge developmental groove that crosses the mesial marginal ridge?

Back 165

MAX. 1ST PM

Front 166

What buccal cusp arm is longer in the max1st PM? What lingual Cusp arm is longer?

Back 166

Buccal- Mesial cusp arm=Longer
-Distal cusp arm= shorter
Lingual-Distal cusp arm is longer than mesial

Front 167

What premolar is most likely to have 3 roots?

Back 167

max 1st pm 2 buccal and 1 lingual

Front 168

What anterior tooth is least like to have a root bifurcation?

Back 168

max. canine

Front 169

What anterior tooth is most like to have a root bifurcation?

Back 169

mand. canine

Front 170

What are the kidney shaped cross section roots?

Back 170

MAX 1ST PM

Front 171

In comparison to the 1st max. pm, the max 2nd PM is more ___ and less ___-

Back 171

MORE ROUNDED and LESS ANGULAR

Front 172

How many roots does the Max 2nd PM have?

Back 172

1

Front 173

Compared to the max 1PM, the Max 2PM cusps are

Back 173

more equal in size

Front 174

In the Max 2PM the Mesiobuccal cusp arm is _____ than the distobuccal cusp arm!

Back 174

Mesiobuccal cusp arm is SHORTER than the distobuccal cusp arm!

Front 175

What tooth has a transverse ridge? What does the Transverse ridge separate?

Back 175

MANDIBULAR 1PM
TRANSVERSE RIDGE- separates the mesial pit and distal pit

Front 176

What tooth has a mesiolingual developmental groove? what does this groove separate>

Back 176

The MANDIBULAR 1PM
-It separates the mesial marginal ridge and the lingual cusp

Front 177

In the mand. 1PM, the lingual cusp is ____ height of the crown

Back 177

2/3.... resembles a canine crown

Front 178

Buccal cusp of the mand. 1PM is _____ inclined

Back 178

LINGUALLY.... actually is centered over the midline of the tooth

Front 179

In the Mand. 1PM the Mesiobuccal cusp arm is _____ than the distobuccal cusp arm!

Back 179

In the Mand. 1PM the Mesiobuccal cusp arm is SHORTER than the distobuccal cusp arm!

Front 180

What is the only tooth that has a mesial marginal ridge at a lower level than the distal marginal ridge?

Back 180

MANDIBULAR 1ST PM

Front 181

The Mand. 2nd PM, what is the most common cusp type?

Back 181

3 cusp type, 2 lingual, 1 buccal, "Y" shaped

Front 182

What are the 2 mand. 2cusp types/

Back 182

H ( more common) and U (the least common of all of them!

Front 183

What PM are the most similar? then which ones?

Back 183

Max 1st and 2nd PM..... then Mand. 1st and 2nd PM

Front 184

Which of the mandibular PM is bigger?

Back 184

2PM

Front 185

Max PM- wider BL or MD?

Back 185

BL

Front 186

Mand. PM wider BL or MD?

Back 186

about the same.. but more BL

Front 187

What PM has a deep mesial convavity?

Back 187

Max 1PM

Front 188

What PM has 2 roots when all the others have 1?

Back 188

MAX 1PM

Front 189

Which PM can have 3 cusps?

Back 189

Mand. 2PM

Front 190

What tooth in the mouth varies the most in the dimension and/or shape and in congenitally missing/

Back 190

3rd molar

Front 191

In the permanent dentition where is the cusp of carabelli located?

Back 191

Maxillary 1st Molar on the ML cusp

Front 192

Cusps size on Maxiallary molar from largest to smallest:

Back 192

ML>MB>DB>DL>CUSP OF CARABELLI

Front 193

In the permanent dentition, what teeth have an oblique ridge?

Back 193

MAX 1ST & 2ND MOLARS

Front 194

What is the oblique ridge formed by?

Back 194

Distal cusp arm of the ML cusp and the triangular ridge of the DB cusp

Front 195

What does the oblique ridge separate?

Back 195

The Central and Distal Pits

Front 196

The Max 1st Molar has
2 Major Fossas:
2 Minor Fossas
(occlusal)

Back 196

2 Major Fossae: Central and Distal
2 Minor Fossae: Meial tringular fossa (just inside the mesial marginal ridge, and the distal triangular fossa.

Front 197

Max 1st Molar is wider BL or MD?

Back 197

BL

Front 198

What is the only tooth in the mouth that is wider lingually than buccally?

Back 198

MAXILLARY 1ST MOLAR

Front 199

Where is there a concavity on the 1st max molar?

Back 199

Distal surface- difficult to restore or clean calculus

Front 200

What forms the trigon on the the max 1st molar?

Back 200

DB, MB, AND ML CUSPS

Front 201

In the max 1st molar what are the roots - largest to smallest?

Back 201

LINGUAL> MESIOBUCCAL> DISTOBUCCAL

Front 202

How long is the common root trunk in max 1st molars?

Back 202

1/3 the root length

Front 203

MB root apex is inline with the

Back 203

MB CUSP TIP

Front 204

The Lingual Root Tip is in line with the

Back 204

Buccal or lingual groove

Front 205

1st max molar: CEJ to LEVEL of FURCATION:
mesial, buccal, Distal

Back 205

Mesial: 3mm apical to CEJ
Buccal: 4mm apical to CEJ
Distal: 5mm apical to CEJ

Front 206

The roots of the max 2nd molar compared to the 1st are:

Back 206

MORE PARALLEL AND CLOSER TOGETHER- SHOW DISTAL INCLINATION

Front 207

Crown and DL cusp of the Max 2nd molar compared to the first are:

Back 207

smaller

Front 208

The MB root apex of the MAx 2nd Molar lines up with the

Back 208

Buccal groove ( lines up with the mb cusp in 1stmolar)

Front 209

The lingual root apex of the MAx 2nd Molar lines up with the

Back 209

Distal lingual cusp ( lines up with the buccal groove in 1st molar)

Front 210

The occlusal of the max 2nd molar is more____ than the max 1st molar

Back 210

RHOMBOIDAL

Front 211

Max 3rd molar is usually ____ compared to 2nd and 1st molar but can be ___ than them too

Back 211

Smaller, but can be bigger too

Front 212

What permanent tooth has 5 full cusps?

Back 212

Mandibular 1st molar
(3 buccal, 2 lingual)

Front 213

Is the mand. 1st molar wider BL or MD?

Back 213

MD

Front 214

In the mand. 1st molar, are the buccal or lingual cusp taller?

Back 214

LINGUAL

Front 215

Size from largest to smallest in the mandibular 1st molar:

Back 215

MB>ML>=DL>DB>DISTA

Front 216

Mesial root of the mand. 1molar

Back 216

-straight off root and curves distally- grooved on mesial and distal side

Front 217

Distal root of the mand. 1st molar

Back 217

points distally

Front 218

Roots of the mandibular 1st molar both are wider B? or L?
buccal and lingual bifurcation

Back 218

Wider B
Buccal- bifurcation 3mm apical to the CEJ
Lingual- Bifurcation is 4mm apical to the CEJ

Front 219

Mandibular 2nd molar roots comparted to the 1st molar?

Back 219

shorter and more parallel.
still distally inclined

Front 220

Is the mand. 1st or 2nd molar shorter and narrower?

Back 220

Mand. 2nd molar

Front 221

What tooth has a + shaped groove pattern?

Back 221

Mand. 2nd molar

Front 222

The size of cusps in the mand. 2 molar?

Back 222

Relatively equal in size, but lingual cusps are taller than the buccal

Front 223

The mand. 3rd molar compared to other mand. molars

Back 223

variable tooth, usually similar to other mandibular molars, anomalies: most oversized

Front 224

What is the soft tissue component of the tooth & it occupies the internal cavities of the tooth? It resembles the external outline of the tooth.

Back 224

PULP

Front 225

Where does pulp originate?

Back 225

MESENCHYMAL TISSUE

Front 226

What is the primary function of pulp?

Back 226

FORMATIVE-involved in forming DENTIN & Secondary Dentin. 2ndary dentin formed throughout life= pulp cavity of an individual reduces in size through out life

Front 227

What are the 4 functions of pulp?

Back 227

Pulp Fxs:
1.Formative (1'fx)
2.Nutritive- blood supply to the tooth
3.Sensory-nerve suply to the tooth
4. Defensive-forms reparative dentin in response to mech, thermal, chem, & bact.insults. A severe injury may result in the formation of so much reparative denin that the pulp chamber & canal is completely obliterated.

Front 228

Pulp Chamber Size is affected by: 3 things

Back 228

1.AGE- size decreases as one ages
2.CARIES-Reparative dentin formed-reduces pulp size
3.Trauma-if severe may result in complete obliteration of pulp space.

Front 229

Where does the root chamber become the root canal?

Back 229

At/or Apical to the level of the CEJ

Front 230

Pulp Chamber of the Maxillary Central Incisor is _____ in shape in young adults with wide portion _________. The ______ has a longer _____ side than ____ side. With increasing 2ndary dentin the shape becomes more _____.

Back 230

Pulp Chamber of the Maxillary Central Incisor is TRANGULAR in shape in young adults with wide portion LABAILALY. The TRIANGLE has a longer MESIAL side than DISTAL side.With increasing 2ndary dentin the shape becomes more ROUNDED.

Front 231

Max lateral incisor root is more ______/______ than the central

Back 231

OVOID/ROUND

Front 232

In the max lateral incisor root, what may be extending on the root for all or part of its length?

Back 232

DISTAL DEVELOPMENTAL GROOVE

Front 233

What % of max lateral incisor roots have a distal curvature?

Back 233

Over 50%

Front 234

What is the longest tooth in the arch>??? measurement?

Back 234

MAX. CANINE 27 mm

Front 235

What is the broadest single rooted tooth labiolingually in th mouth?

Back 235

MAX. CANINE

Front 236

MAX Canine has what root concavities and which side is more pronounced?

Back 236

noth distal and mesial root concatvies, distal is MORE pronounced than mesial

Front 237

How many pulp horns in max canine?

Back 237

1

Front 238

What tooth in the max arch has a 50- 60% chance of having 2 separate roots?

Back 238

max 1PM

Front 239

How many canals does the max 1pm have?

Back 239

2

Front 240

The root and pulp chamber of the Max 1PM is broad ____ and narrow -____.

Back 240

The root and pulp chamber of the Max 1PM is broad BL and narrow MD.

Front 241

Where is the furcation most commonly found on the Max 1PM??

Back 241

Occurs 1/2-2/3 down the length of the root,but may occur at a higher level in some.

Front 242

Max 1PM has a deep/pronounced _____ concacavity or groove

Back 242

MESIAL

Front 243

What tooth as 2 canals in the apical 1/3 of the tooth but not the cervical 1/3

Back 243

MAX 1PM

Front 244

How many pulp horns does the 1st PM have? Longest?

Back 244

2 pulp horms: The BUCCAL pulp horn extends Further OCCLUSALLY as this is usually better developed

Front 245

Where in the MAx 1PM does the pulp chamber beome the root canal?

Back 245

At a level below the CEJ.

Front 246

Tooth that has a Kidney shaped pulp cavity in occlusal 1/3 of root with concavity to the mesial

Back 246

MAX 1ST PM

Front 247

What gives the max 1pm pulp cavity in the occlusal 1/3 the appearance of a kidney in cross section?

Back 247

The mesial groove gives the root its classic indentation. This may also show up 2 distinct roots esp. in an apical1/3 cross-section

Front 248

What % of the MAX 2nd pm have 2 canals?

Back 248

40%

Front 249

The Max 2nd PM has a root and pulp canal that is broad ____ and narrow ____

Back 249

The Max 2nd PM has a root and pulp canal that is broad BL and narrow MD

Front 250

How many pulp horns in the pulp chambers in max 2nd PM? sizes?

Back 250

2 pulp horns
Labial and Lingual = in size

Front 251

The root of the Max 2PM in cross section has what kind of shape?

Back 251

OVAL SHAPE

Front 252

How many roots does the MAX 1st Molar have? Rank sizes:

Back 252

3 Roots
Lingual (palatal) > Mesiobuccal > Distobuccal

Front 253

What tooth has the most splayed roots of any tooth in the permanent dentition- may even span out wider than the crown width?

Back 253

MAX 1ST MOLAR

Front 254

MAX 1ST MOLAR ROOTS-come off:
MB root-
DB root-
Lingual root-

Back 254

MB root-comes straight off the root & curves distally to line w/MB cusp tip
DB root-comes off the root w/a distal inclination
Lingual root- largest & curves to the facial in 55% of cases to line with the Buccal groove

Front 255

The MB root of the Max 1st molar is broad ____ and narrow _____, & often has ___ canals in over 50% of cases.

Back 255

The MB root of the Max 1st molar is broad BL and narrow MD, & often has 2 canals in over 50% of cases.

Front 256

How many pulp horns does the max 1st molar have?

Back 256

4- correspond with the cusps

Front 257

What pulp horn of the max 1st molar is the most of risk of exposure during tooth procedures?

Back 257

MESIOBUCCAL

Front 258

IN the max central incisors the root of the tooth is _____ than the crown of the tooth.

Back 258

Root is LONGER than Crown
root- 13mm
crown- 10-11mm

Front 259

The outline of the central incisor root is:

Back 259

cone shaped

Front 260

The crown of the MAX Central Incisor is _____ than it is ____. It's root is _____ than the crown. Crown and Root are wider ____ than ___.

Back 260

The crown of the MAX Central Incisor is LONGER than it is WIDE. It's root is LONGER than the crown. Crown and Root are wider MD than FL.

Front 261

Cross section of the Max Central incisor root is:

Back 261

Triangular: mesial, distal, and facial wall--> mesial wall is longer than the distal

Front 262

Root of the Max lateral incisor is as long or _____ than Max CI

Back 262

As LONG OR LONGER

Front 263

What teeth function as the guiding teeth??

Back 263

MAXILLARY CANININES- Mand. canine slides along lingual surface of the max canine and guides the mandible

Front 264

Why is the long root of the maxillary canine so important?

Back 264

It provides a good anchor or support for prostheses: like bridges, dentures that replace other teeth

Front 265

From the facial view,the max canine root has a _____ ____ Apex which curves in the _____ 1/3

Back 265

BLUNTLY POINTED APEX, curves in the APICAL 1/3 mostly distally

Front 266

T or F
The max canine root narrows from facial to lingual, therefore from the lingual view of the root, the mesial and distal aspects are visble.

Back 266

TRUE

Front 267

The max canine is _____ on the labial aspect and ____ on the lingual aspect.

Back 267

The max canine is CONVEX on the labial aspect & CONCAVE on the lingual aspect.

Front 268

The max canine root is ver broad FL from the ________ to _________ length

Back 268

The max canine root is ver broad FL from the CERVICAL LINE to 1/2- 2/3 length

Front 269

Shape of Max canine in cross section?

Back 269

Oval with mesial and distal (mostly) developmental depressions

Front 270

Root and pulp canal shape of the MAX CANINE
Cervical 1/3-
Middle 1/3-
Apical 1/3-

Back 270

Cervical 1/3- OVAL
Middle 1/3- OVAL
Apical 1/3- ROUND

Front 271

MANDIBULAR Central incisor has how many roots? and how does it extend? length compared to crown?

Back 271

1 Root
- extends straight from CEJ & tappers appically from middle 1/3 (sometimes distally too)
Root is LONGER than crown length

Front 272

Does the mand. central incisor ROOT have a mesial or distal developmental groove/ depression

Back 272

yes, both can, but the distal is more marked/deeper than the mesial

Front 273

The root of the mand. central incisor ROOT is broader ____ than __-

Back 273

Broader FL than MD

Front 274

Cross section of the mandibular central incisor ROOT.. and how many pulp canals?

Back 274

Round / Ovoid
usually 1 pulp canal, but can have 2 ( if have 2 facial and lingual)

Front 275

Mand. lateral incisors roots are _____ shaped and ____ than mand CI roots

Back 275

OVOID/ROUND Shape and slightly larger

Front 276

Is the distal developmental groove the mand. LI root deeper or shallower than the mand. CI root?

Back 276

DEEPER

Front 277

The mand. Canine root is ____ by __ than max.
And has root curvature to the _____ if present.. of single root

Back 277

SHORTER by 1-2mm
Root curvature, if present= MESIAL

Front 278

The developmental groove on mand. canine root is deeper on mesial or distal?

Back 278

distal is deeper

Front 279

What is gingivitis? indicators?

Back 279

Inflammatory condition altering gingival tissues.
Clincal indactors health vs. disase:
Mild- slight redness, rolled margins, smooth and shinny surface texture, loss of resiliency
Moderate/severe: changes more pronounce, some bleeding with probing

Front 280

Periodontisis- ____ progression, loss of ______& _____ w/ increased ____ ____.
Local cont. factors?

Back 280

Periodontisis- SLOW progression, loss of ATTACHMENT & UNDERLYING BONE w/ increase POCKET depths
local cont. factors: RESTORATIVE OVERHANGS, FOOD IMPACTION AND OPEN CONTACTS.
_May have times of RAPID attachment loss followed by periods of inactivity

Front 281

What is the loss of ginival tissue ( w/underlying bone loss) resulting in exposure of more root surface... Gingival margin is apical to CEJ. Papillae may be blunted or rounded, may be part of active perio disease or previous disease now undercontrol.

Back 281

GINGIVAL RECESSION

Front 282

Should gingival recession be considered part of aging?
Contributing conditions?

Back 282

NO!
contrib. conditions:
-Poorly aligned teeth, lack of attached gingiva, agressive tooth brushing

Front 283

What is Furcation involvement

Back 283

Furcation is the branching point of multi-rooted teeth, can't be clincailly probed.. but with adavanced perio disease, attachment loss and bone loss may reach furcation area

Front 284

outline of the max 1st molar root/pulp chamber:
acute
obtuse

Back 284

Acute: MB line agle
Obtuse: DB
Right Angles: Lingual line angles

Front 285

The Palatal canal of the max 1st molar is located?

Back 285

Centered lingually

Front 286

What are the 3 main root canals in the max 1st molar? what do they form?

Back 286

MB, DB, and L
=> Form a triangle
- mb can have 2 canals - usually does: MB canal and accessory MBcanal

Front 287

Where does the accessory MB cabal of the max 1st molar lie?

Back 287

Lies lingual to the MB canal on the line drawn between the MB and the L canal ****

Front 288

How do the roots of the Max 2nd Molar differ from the max 1st molar?

Back 288

They are straighter and closer together and more distally inclinded ( could be fused)

Front 289

In cross section of the pulp chamber the ___ & ____ line angles are more acute than obtuse than inthe 1st molar. and the chamber appears more ____ in shape than the 1st.

Back 289

In cross section of the pulp chamber the MB & DB line angles are more acute than obtuse than inthe 1st molar. and the chamber appears more TRIANGULAR in shape than the 1st.

Front 290

In the mandibular 1PM, the majoriy have how many canals and pulp horns? which is more prominant which could be absent?

Back 290

1 Canal
2 Pulp Horns:
Buccal Pulp horn-prominent
Lingual- may be absent

Front 291

Which PM is most likely to have 1 Pulp Horn?

Back 291

MANDIBULAR 1ST PREMOLAR

Front 292

On the mand. 1PM, what is at risk during cavity prep?

Back 292

Buccal pulp horn

Front 293

The mand.2PM root compared to the mand.1PM?

Back 293

Larger than mand. 1PM and more prominent pulp horns... 3- 1 buccal and 2 lingual

Front 294

In the molar, the pulp canals usually join the chamber at what level?

Back 294

The level apical to the CEJ

Front 295

In the mandibular molars there are how many roots? names/ descriptions

Back 295

2:
mesial- broad BL (2 separate canals-75%, curves distally mostly in apical 1/3
Distal Root: Broad & may contain a ribbon shaped canal 1 or 2 canals in distal root

Front 296

Exfoliation of the Primary Teeth:
Occurs:
Resporption begins:

Back 296

Exfoliation of the Primary Teeth:
Occurs: 7-12 years, just before permanent teeth erupt
Resporption begins: 1-2 years after root formation is completeed, Resorption begins at the apex of the tooth

Front 297

Why are primary teeth important?

Back 297

1.Mech. Prep of food
2. Maintenance of Space
-Early loss may cause severe crowding- 10 teeeth maintain space for permanent.
3. Speech
4. Appearance
5. Stimulate growth of mandible and maxilla

Front 298

What is the Primary 1st molar replaced by?

Back 298

Permanent 1st Pre Molar

Front 299

What are ACCESIONAL teeth?

Back 299

The 12 permanent teeth, molars, that erupt distally to primary 2nd molars and don't replace any primary teeth

Front 300

In general.. primary teeth crowns are overall ____ than corresponding permanent teeth?

Back 300

SMALLER

Front 301

Crowns of Primary teeth are more ________ than permanent teeth... - more prominent/pronounced cervical ridges & very pronounced vercial constriction ( constricted necks)

Back 301

more BULBOUS

Front 302

Are primary or permanent teeth lighter in color?

Back 302

PRIMARY

Front 303

The crowns of primary teeth are more bulbous, more pronounced cervical rideges on what surface of:
Primary Molars-
Primary Anterior teeth-

Back 303

Primary Molars- Buccal Surface
Primary Anterior teeth- Labial and Lingual surfaces... prominent bulge ing cervical 1/3

Front 304

Primary Enamel is ____ than permanent enamel?

Back 304

THINNER & has a CONSISTEN THICKNESS (1mm)

Front 305

Primary teeth have what kind of pulp chambers and horns?

Back 305

LARGE PULP CHAMBERS w/ PROMINENT PULP HORNS

Front 306

Primary dentin characteristics?

Back 306

Thickness is limited/ thin over pulp horns

Front 307

The enamel rods of primary teeth compared to permanent teeth

Back 307

Enamel rods= dif direction than perm. teeth
Rods at cervix- slope horizontally or occlusally instead of gingivally as in the permanent tooth.

Front 308

Occlusal Convergence of primary teeth- occlusal surfaces compared to perm

Back 308

Occlusal surfaces are relatively smaler than in Perm teeth.
-B and L surfaces converge markely toward occlusal

Front 309

Roots of Primary compared to Perm.

Back 309

1.Roots are proportionally longer and more slender,
2. Molar teeth have a short root trunk
3. Roots of post. teethare very flared ( * perm teeth develop between roots of the molar.)

Front 310

Why are the roots in PRIMARY posterior teeth very flared?

Back 310

Because the permanent teeth develop btwn the molars

Front 311

Primary Max Central Incisor-
Facially-
Crown___ ___ ( ) is greater than __ ____ ().

Back 311

Primary Max Central Incisor-
Facially-
Crown; MD WIDTH (6.5mm) is greater than IG LENGTH (6.0mm).
-Opposite to the perm. CI
-Only incisor in either dention with this feature

Front 312

What is the only incisor in any dentition that has a greater MD width than IG length?

Back 312

Primary Max Central Incisor

Front 313

Root Length of primary vs. permanent Central Incisors:
Root/ Crown for primary CI:
Root/ Crown for perm. CI:

Back 313

Root length is proportionately > in prim than in perm.
Root/ Crown for prim CI: 10/6
Root/ Crown for perm CI: 13/10

Front 314

Primary max CI - similar to perm Max CI- 3def.

Back 314

1. cingulum very pronounced ends near incisal 1/3
2. Divides the lingual fossa partially into ML and DL fossa
3. More rounded disto-incisal angle

Front 315

In the Primary max CI - mesial and distal views - extremely well deveoloped:

Back 315

LINGUAL & FACIAL Cervical Ridges in the cervical 1/3 of tooth

Front 316

Primary Max lateral Incisor- Similar to primary max CI except- 2 things
1. size/length
2.angles

Back 316

1. IG length is greater thanthe MD width
2. Disto-incisal angle is more rounded than CI

Front 317

Primary Max Canine How it differs from perm, max canine 5

Back 317

1. Very pronounced cervical constriction +++
2. Mesial slope of the cusp is longer than the distal slope of cusp
3.Cusp height is longer than perm. tooth
4. Mesial and distal conatacts= same level
5. Root very long- almost twice as long as crown

Front 318

Primary Mand. CI: looks like the perm mand CI.
-root length
-pronounced __

Back 318

-root length= twice the length of crown
-pronounced cervical bulges on facial and lingual aspects
- smallest tooth in mouth

Front 319

What is the smallest tooth in the Primary mouth?

Back 319

PRIMARY Mand. Central Incisor

Front 320

Primary Mandibular Lateral Incisor:
Crown compared to central?
lingual anatomy?
angles?

Back 320

- crown similar but longer than central
-lingual anatomy?- more pronounced - deeper lingual fossa and more prominet marginal ridges
-Disto-incisal angle- slightly rounded

Front 321

Primary Mandibular Canine
-Constriction compared to max?
-size
-cusp length

Back 321

Primary Mand. Canine- not as constricted at neck as prim. max canine.., cervical ridges not as pronounced
-not as wide FL as max
-Distal Cusp SLope is LONGER than MEsial cusp Slope

Front 322

The Primary Max 1st molar resembles what permanent tooth?

Back 322

Premolar

Front 323

The Primary Max 2nd molar resembles what permanent tooth?

Back 323

maxillary 1st molar

Front 324

The Primary Mand. 1stmolar resembles what permanent tooth?

Back 324

Doesn't resemble any other tooth in perm. or primary dentition

Front 325

The Primary Mand. 2nd molar resembles what permanent tooth?

Back 325

Permanent Mandibular 1st Molar

Front 326

How many roots does the Primary Max 1st Molar have?
Shape of occlusal surface?

Back 326

3 Roots- 2 buccal and 1 Lingual
-TRIANGULAR OCCLUSAL SURFACE SHAPE

Front 327

How many cusps does the Primary Max. 1st molar have?

Back 327

3-4 cusps
3 cusps: 2 FACIAL (MF, DF), 1 L
4 Cusps: 2 facial (MF,DF) 2 Lingual ( ML,DL)

Front 328

The primary max 1st molar has a very ____ cervix relative to width of crown.
-Cusps are ____ defined
-It is much _____ tooth than the primary max 2nd molar
MB AND DB SIZE?

Back 328

The primary max 1st molar has a very NARROW cervix relative to width of crown.
-Cusps are POORLY Defined
-It is much SMALLER tooth than the primary max 2nd molar
MB>DB CUSP

Front 329

In the primary max 1st molar- buccal view what roots are visible?
Root Trunk is ______

Back 329

All 3

Root Trunk is VERY SHORT (CEJ to FURCA)

Front 330

On the primary max 1st molar which cusp is largest and longest? Smallest?
roots? largest?

Back 330

ML cusp= largest and longest
DL cusp= smallest/absent
2 buccal and 1 lingual root
Lingual root = largest

Front 331

What is the outstanding characteristic/aspect of the primary max 1st molar?

Back 331

Very prominent convexity onthe MB aspect of the tooth

Front 332

The occlusal surface of the the Primary Max 1st Molar has 3 fossas:
grooves? ridges? pits?

Back 332

Fossae:
Central, mesial triangular, distal triangular
Developmental grooves:
Central, Buccal, and Distal
Pits:
Mesial and central
Ridges: Oblique ridge connecting ML to DB cusps

Front 333

Primary Max 2nd Molar - Trifurcation of roots=
Why might they be confuse clincally?

Back 333

Trifurcation of roots = very close to CEJ ( short root trunks)
-cervix much narrower MD compared tothe MD diameter at the contact points
-Confused clinically- smaller than 1st max molar

Front 334

The occlusal outline and cusps/ridges/fossa and grooves and roots of Primary Max 2nd Molar

Back 334

Rhomboidal Outline
4 cusp: ML,MB,DB, DL, and Accessory cusp: Tubercle/cusp of carabelli
Oblique ridge and same fossae/grooves as perm. max 1st molar.
3 roots- MB, DB,&L

Front 335

How many cusps/roots does the Primary Mandibular 1st molar have? Largest Cusp?

Back 335

4 Cusps_ MB,ML, DB, DL
ML Cusp is largest!!
2 Roots- Mesial and Distal ( just like perm mand. molars)
-roots are slender and widely splayed.. short root trunk

Front 336

What is the crown height mesial and distally difference in the Primary Mand. 1st Molar?

Back 336

Crown Height on Mesial is twice that of Distal- CEJ dips appically on Mesial

Front 337

Primary Mand. 1st molar- Buccal aspect:
Mesial contour and distal contour...convexities?
Buccal cusp #? Grooves?

Back 337

Mesial contour = straight/flat
Distal=Markedly convex
2 distinct buccal cusps
0 developmental grooves
- Extremely Prominent MB Convexity- prominent MB line angle very prominent MB cervical ridge

Front 338

How many cusps are on the lingual side of the Primary Mand. 1st molar? Where is the ML cusp located?
What structure is very well developed and almost looks like another cusp?

Back 338

ML & DL Cusps
ML Cusp- Centered in the Tooh- IN Line with the Mesial Root!
-Mesial Marginal Ridge is very well developed and looks almost like another cusps

Front 339

Primary Mand. 1st Molar:
Occlusal Outline:
Central dev. groove joins:
Other grooves and pits:

Back 339

Primary Mand. 1st Molar:
Occlusal Outline: RHOMBOIDAL
Central dev. groove joins: MESIAL & DISTAL TRIANGULAR FOSSAE
Other grooves and pits: LINGUAL & BUCCAL dev. grooves
Mesial and Central Pits

Front 340

Primary Mand. 1st Molar:
Mesial/distal aspect-
Extreme convexity: ______ on the __ ____
Flattend surface esp when viewed from mesial:
Shape of mesial root:
Distal root:

Back 340

Primary Mand. 1st Molar:
Mesial/distal aspect-
Extreme convexity: BUCCALLY on the MB CUSP
Flattend surface esp when viewed from mesial: BUCCAL SURFACE
Shape of mesial root: RECTANGULAR
Distal root: TAPPERS AT APEX

Front 341

Primary Mandibular 2nd Molar:
# of cusps/size:
# of Roots:

Back 341

Primary Mandibular 2nd Molar:
# of cusps/size: 5 (3 buccal= in size) (2 lingual= in size) cervically constricted
# of Roots: 2- mesial& distal
-Bifrucation of root close to CEJ
-Roots flared

Front 342

Space that exists mesial to the Primary Maxillary Canine and Distal to the Primary Mandibular Canine i some deciduous Dentitions.

Back 342

Primate Space
-named after equivalent space found in PRIMATE DENTITION

Front 343

-Combined MD widths of permanent PM and permanent canine is less thanthe combined MD widths of the PrimaryMolars and Primary Canines

Back 343

Leeway Space

Front 344

Between which of the following teeth in the 1' dentition is the mandibuar "primate" space usually found?
A. Central Incisors
B. Central & lateral Incisors
C. Lateral Incisors & Canines
D. Canine & 1st Molar
E.1st & 2nd Molar

Back 344

D. CANINE AND 1ST MOLAR

Front 345

Which primary molar has a transverse ridge, and oblique ridge, and a distolingual groove?
A. Maxillary 1st
B. Maxillary 2nd
C. Mandibuar 1st
D. Mandibular 2nd

Back 345

B. MAXILLARY 2ND

Front 346

Compared with its permanent successors, the primary max central incisor has?
A. more rounded incisal edges
B. MOre pronounced marginal ridges
C. A shorter root length than the crown length
D. A wider MD diamerter than Cervicoincisal length?

Back 346

D. WIDER MD DIAMETER THAN CERVIOCOINCISAL LENGTH

Front 347

Eruption of Permanent Maxillary Teeth:
Central Incisors

Back 347

7-8 years

Front 348

Eruption of Permanent Maxillary Teeth:
Lateral Incisors

Back 348

8-9 Years

Front 349

Eruption of Permanent Maxillary Teeth:
Canine

Back 349

11-12 years

Front 350

Eruption of Permanent Maxillary Teeth:
1st Premolar

Back 350

10-11 years

Front 351

Eruption of Permanent Maxillary Teeth:
2nd Premolar

Back 351

10-12 years (only perm tooth that max errupts before mand)

Front 352

Eruption of Permanent Maxillary Teeth:
1st Molar

Back 352

6 years

Front 353

Eruption of Permanent Maxillary Teeth:
2nd Molar

Back 353

12-13 years

Front 354

Eruption of Permanent Maxillary Teeth:
3rd Molar

Back 354

17-21 years

Front 355

Eruption of Permanent Mandibular Teeth:
Central Incisors

Back 355

6-7 years

Front 356

Eruption of Permanent Mandibular Teeth:
Lateral Incisors

Back 356

7-8 Years

Front 357

Eruption of Permanent Mandibular Teeth:
Canine

Back 357

9-10 years

Front 358

Eruption of Permanent Mandibular Teeth:
1st Premolar

Back 358

10-12 Years

Front 359

Eruption of Permanent Mandibular Teeth:
2nd Premolar

Back 359

11-12 years

Front 360

Eruption of Permanent Mandibular Teeth:
1st Molar

Back 360

6 years- 1st tooth to errupt

Front 361

Eruption of Permanent Mandibular Teeth:
2nd Molar

Back 361

11-13 years

Front 362

Eruption of Permanent Mandibular Teeth:
3rd Molar

Back 362

17- 21 years

Front 363

Evidence of 1st Calicifaction of Permanent Maxillary Teeth:
Central Incisior

Back 363

3-4months

Front 364

Evidence of 1st Calicifaction of Permanent Maxillary Teeth:
Lateral Incisors

Back 364

1 year (10-12 months)

Front 365

Evidence of 1st Calicifaction of Permanent Maxillary Teeth:
Canines

Back 365

4-5 months

Front 366

Evidence of 1st Calicifaction of Permanent Maxillary Teeth:
1st Premolars

Back 366

1.5-1.75 years

Front 367

Evidence of 1st Calicifaction of Permanent Maxillary Teeth:
2nd Premolar

Back 367

2 - 2.25 years

Front 368

Evidence of 1st Calicifaction of Permanent Maxillary Teeth:
1st Molar

Back 368

Birth

Front 369

Evidence of 1st Calicifaction of Permanent Maxillary Teeth:
2nd Molar

Back 369

2- 3 years

Front 370

Evidence of 1st Calicifaction of Permanent Maxillary Teeth:
3rd Molar

Back 370

7-10years

Front 371

Evidence of 1st Calicifaction of Permanent Mandibular Teeth:
Central Incisors

Back 371

3-4 months

Front 372

Evidence of 1st Calicifaction of Permanent Mandibular Teeth:
Lateral incisors

Back 372

3-4 months

Front 373

Evidence of 1st Calicifaction of Permanent Mandibular Teeth:
Canines

Back 373

4-5 months

Front 374

Evidence of 1st Calicifaction of Permanent Mandibular Teeth:
1st Premolar

Back 374

1.75- 2 years

Front 375

Evidence of 1st Calicifaction of Permanent Mandibular Teeth:
2nd Premolar

Back 375

2.25- 2.5 years

Front 376

Evidence of 1st Calicifaction of Permanent Mandibular Teeth:
1st Molar

Back 376

birth

Front 377

Evidence of 1st Calicifaction of Permanent Mandibular Teeth:
2nd molar

Back 377

2-3 years

Front 378

Evidence of 1st Calicifaction of Permanent Mandibular Teeth:
3rd molar

Back 378

7-10 years

Front 379

Which is correct? A.In the anterior teeth the facial embrasure space is larger than the lingual embrassure space
B. in all ant. teeth, the facial embrassure space is the same size as the lingual embrasure space
C. In all ant. teeth the facial embrasure space is smaller than the lingual embrasure space

Back 379

B .IN ALL ANTERIOR TEETH,THE FACIAL EMBRASSURE SPACE IS THE SAME SIZE AS THE LINGUAL EMBRASURE SPACE

Front 380

Considering the nature & position of mandibular incisor interproximal contact, the following state is true or false??
The gingival embrassure is larger than the incisal embrasure

Back 380

True

Front 381

Which statement is false?
A.The mand. 1st pm most commonly has 3 pulp horns
B. The Maxillary 1st pm usually developes from 4 lobes
C. The premolar most likely to have a central pit is the mandibular 2nd PM
D. The PM most likely to have 3 roots is the Max 1st PM

Back 381

False:
A. Mand 1st PM most commonly has 3 pulp horns

Front 382

When Viewed from the mesial, the geometric form of the crown of the Max 1st PM is classically described as:
A. rectangular
B. rhomboidal
C. trapezoidal
D. square
E. ovoid

Back 382

C. TRAPEZOIDAL

Front 383

On the max. canine height of contour is in the cervical 1/3 of which of the following surfaces:
a. lingual
b. labial
c.both labial and lingual
d. neither

Back 383

C. BOTH LABIAL AND LINGUAL

Front 384

Which of the following represents the crown of canines as viewed from the labial aspect?
a. hexagon
b. triangular
c. rhomboidal
d. pentagonal
e. Diamond shape

Back 384

D.PENTOGONAL

Front 385

Which of the following surfaces of the tooth is always next to an adjacent tooth?
a. distal
b. facial
c. palatal
d. occlusal
e. proximal

Back 385

E. PROXIMAL

Front 386

teeth exhibits the most deviation in crown morphology??

Back 386

Max Lateral Incisors.... 3rd molars then max lat

Front 387

Most commonly impacted teeth other than the 3rd molars?

Back 387

Max Canine

Front 388

Rank the roots of the maxiallary 1st molar in order from largest to smallest******

Back 388

1. PALATAL, 2.MESIOBUCAL, 3.DISTOBUCCAL

Front 389

On which of the following surfaces of permanent teeth is a pit and fissure caries MOST likely to OCCUR?
A. facial surface of max 1st molar
B. lingual surface of max 1st molar
C. lingual surface of mandibular molar
d. Lingual surgace of man. 1 pm

Back 389

b.LINGUAL SURFACE OF MAX. 1ST MOLARS - bc of presence of fissure groove

Front 390

Which of the following Characteristics is common to the max 1st and 2nd PMs?
A. Facial & lingual cusps are equal in size
B. Lingual cusp tips are offset mesially
C. The mesial & root concavity extends onto the cervical third of the crown.

Back 390

B.Lingual cusp tips are offset mesially
(c is true in 1st)

Front 391

When Viewed from the Mesial aspect, the position of the buccal tip of the mand. 1st PM is:
A. Centered over the midline of the tooth
B. Buccal to the midlineof the tooth
C. Lingual to the midline of the tooth
D. Buccal to the buccal outline of the tooth

Back 391

A. CENTER TO THE MIDLINE OF THE TOOTH
(True for both pms-the tip of the buccal cusp is centered, the lingual cusp overhangs

Front 392

In which PM is the mesial Marginal ridge at a lower level than the Distal Marginal Ridge?

Back 392

- MAND. 1ST PM

Front 393

Which of the PM may have a lingual developmental groove?

Back 393

Mandibular 2nd PM

Front 394

True or False:
The max 1st pm has a mesiolingual developmental groove

Back 394

FALSE- it has a mesial marginal ridge developmental groove...
This would been true if the tooth was the Mand. 1PM

Front 395

In which of the following is the Mesial slope of the cusp longer than the distal slope of the cusp?
a. perm maxillary canine
b. lingual cusp of perm max 1st PM and Primary Max Canine
c. Buccal Cusp of permanent mac 1st pm and primary max canine

Back 395

C. BUCCAL CUSP OF PERM MAX 1PM AND PRIMARY MAX CANINE

Front 396

In comparison w/ the mand canine, the max canine has:
A. a short crown height
B. a more pronounced cingulum
C. more pronounced developmental depression on mesial root
D. a cusp tip more nearly centered over the root when viewed from the facial.

Back 396

A and D for sure... pretty sure and B

Front 397

When viewd from the buccal aspect the tip (apex) of the MB root of the Max 2nd molar is in line with:
A. the tip of the MB cusp
B. The Tip of the DB cusp
C. The buccal groove

Back 397

C. Buccal Groove

Front 398

Root Depressions are:

Back 398

concave areas on the root

Front 399

Depressions: concave area on the root:
-More pronounced on Mand or Max anterior teeth?
-More pronounced on mesial or distal surface?
-More pronounced on which Mandibular incisor?

Back 399

- more pronounced on Mandibular Anterior teeth than max.
-DISTAL
- MAND. LAT INCISORS

Front 400

Which of the following represents the largest cups of the mandibular 1st molar?
a. distal
b. mesiolingual
c. mesiofacial
d. distofacial
e. Distolingual

Back 400

C. MESIOFACIAL

Front 401

Which of the following represents the largest cups of the maxillary 1st molar?
a. distal
b. mesiolingual
c. mesiofacial
d. distofacial
e. Distolingual

Back 401

B. MESIOLINGUAL

Front 402

What PM most frequently has 1 pulp horn?

Back 402

MAND. 1PM

Front 403

Which fircation is the Max 1st molar the farthest from the CEJ?
a. mesial
b. distal

Back 403

B. DISTAL

Front 404

Which fircation is the Max 1st molar the closest from the CEJ?
a. mesial
b. distal

Back 404

A. MESIAL

Front 405

In molars, where do root canals usual join the pulp chamber?

Back 405

APICAL TO THE CEJ

Front 406

If the max 1st molar has a 4th pulp canal, it is located in which of the following roots?
a. mesiofacial
b.distofacial
c. palatal
d. fourth

Back 406

A. MESIOFACIAL

Front 407

Between which of the following teeth in the primary dentition, is the mandibular "primate" space usually found?
a. central incisor
b. central & lateral incisors
c. later incisor and canine
d. canine and 1st molar

Back 407

D. CANINE & 1ST MOLAR
( If this was the max it would be the lateral incisor and canine>???)

Front 408

On all teeth the contacts broader/more cervical on Distal than on Mesial, except for

Back 408

Mand. Central Incisor

Front 409

All teeth taper lingually, except?

Back 409

Max 1st Molar

Front 410

All anterior Embrassures
I to G
F to L

Back 410

I<G
F=L

Front 411

All posterior Embarssures
O to G
F to L

Back 411

O=G
F<L