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411 Cards in this Set

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Facial/Lingual Outline of:
Maxillary Central Incisors?
Trapezoid
Facial/Lingual Outline of:
Maxillary Laterall Incisors?
Trapezoid
Facial/Lingual Outline of:
Maxillary 1st Pre-molar?
Trapezoid
Facial/Lingual Outline of:
Maxillary 2nd Pre Molar?
Trapezoid
Facial/Lingual Outline of:
Maxillary 1st Molar?
Trapezoid
Facial/Lingual Outline of:
Maxillary 2nd Molar?
Trapezoid
Facial/Lingual Outline of:
Maxillary 3nd Molar?
Trapezoid
Facial/Lingual Outline of:
Mandibular Central Incisors?
Trapezoid
Facial/Lingual Outline of:
Mandibular Lateral Incisors?
Trapezoid
Facial/Lingual Outline of:
Mandibular Canine?
Trapezoid
Facial/Lingual Outline of:
Maxillary Canine?
Trapezoid, But it is a 5 sided outline
Facial/Lingual Outline of:
Mandibular Canine?
Trapezoid, But it is a 5 sided outline
Facial/Lingual Outline of:
Mandibular 1st Pre Molar?
Trapezoid
Facial/Lingual Outline of:
Mandibular 2nd Pre Molar?
Trapezoid
Facial/Lingual Outline of:
Mandibular 1st Molar?
Trapezoid
Facial/Lingual Outline of:
Mandibular 2nd Molar?
Trapezoid
Facial/Lingual Outline of:
Mandibular 3rd Molar?
Trapezoid
Mesial/Distal Outline of:
Maxillary Central Incisors:
Triangle
Mesial/Distal Outline of:
Maxillary Lateral Incisors?
Triangle
Mesial/Distal Outline of:
Maxillary Canine?
Triangle
Mesial/Distal Outline of:
Maxillary 1st PM?
Trapezoid
Mesial/Distal Outline of:
Maxillary 2nd PM?
Trapezoid
Mesial/Distal Outline of:
Maxillary 1st Molar?
Trapezoid
Mesial/Distal Outline of:
Maxillary 2nd Molar?
Trapezoid
Mesial/Distal Outline of:
Maxillary 3rd Molar?
Trapezoid
Mesial/Distal Outline of:
Mandibular Central Incisors?
Triangle
Mesial/Distal Outline of:
Mandibular Lateral Incisors?
Triangle
Mesial/Distal Outline of:
Mandibular Canine?
Triangle
Mesial/Distal Outline of:
Mandibular 1st PM?
Rhomboid
Mesial/Distal Outline of:
Mandibular 2nd PM
Rhomboid
Mesial/Distal Outline of:
Mandibular 1st Molar?
Rhomboid
Mesial/Distal Outline of:
Mandibular 2nd Molar?
Rhomboid
Mesial/Distal Outline of:
Mandibular 3rd Molar?
Rhomoid
Facial/Lingual Crown Outline for all permanent teeth?
TRAPEZOID
Mesial/Distal Crown Outline for Max and Mand. Central Incisors, Lateral Incisors, and Canines?
Triangle
Incisal Crown Outline for Max and Mand. Central Incisors, Lateral Incisors, and Canines?
Triangle
Mesial/Distal AND Incisal Crown Outline for Max and Mand. Central Incisors, Lateral Incisors, and Canines?
Triangle
Mesial/Distal Crown Outline for MAXILLARY 1PM, 2PM, 1M,2M,3M?
TRAPEZOID
Mesial/Distal Crown Outline for MANDIBULAR 1PM, 2PM, 1M,2M,3M?
RHOMBOID
Incisal/Occlusal crown outline:
Maxillary Central Incisors?
Triangle
Incisal/Occlusal crown outline:
Maxillary Lateral Incisors?
Triangle
Incisal/Occlusal crown outline:
Maxillary Canines?
Triangle
Incisal/Occlusal crown outline:
Maxillary 1PM?
HEXAGONAL
Incisal/Occlusal crown outline:
Maxillary 2PM?
OVOID
Incisal/Occlusal crown outline:
Maxillary 1st Molar?
RHOMBOID
Incisal/Occlusal crown outline:
Maxillary 2nd Molar?
RHOMBOID ( or Heart shaped if missing DL cusp)
Incisal/Occlusal crown outline:
Maxillary 3rd Molar?
HEART
Incisal/Occlusal crown outline:
Mandibular Central Incisors?
TRIANGLE
Incisal/Occlusal crown outline:
Maxillary Lateral Incisors
Triangle
Incisal/Occlusal crown outline:
Maxillary Canines?
Triangle
Incisal/Occlusal crown outline:
Mandibular Central Incisors?
Triangle
Incisal/Occlusal crown outline:
Mandibular Lateral Incisors?
Triangle
Incisal/Occlusal crown outline:
Mandibular Canine?
Triangle
Incisal/Occlusal crown outline:
Mandibular 1PM?
DIAMOND
Incisal/Occlusal crown outline:
Mandibular 2PM?
3 Cusp= SQUARE
2 Cusp= ROUND
Incisal/Occlusal crown outline:
Mandibular 1st Molar?
HEXAGONAL
Incisal/Occlusal crown outline:
Mandibular 2nd Molar?
RECTANGULAR
Incisal/Occlusal crown outline:
Mandibular 3rd Molar?
ROUND
The crown shapes of rhomboid?
1. Maxillary OCCLUSAL:
1st & 2nd Molar
2.Mandibular MESIAL/DISTAL:
1PM,2PM, 1st Molar, 2nd Molar, &3rd Molar.
# Of Pulp Horns & # of Roots/ Canals for:
Maxillary Central Incisor
Max Central Incisors
# Of Pulp Horns= 3
# Of Roots/ Canals= 1
# Of Pulp Horns & # Of Roots/Canals for:
Maxillary lateral Incisor
Max. lateral Incisor
# Of Pulp Horns- 2-3
# Of Roots/Canals- 1
# Of Pulp Horns & # Of Roots/Canals for:
Maxillary Canines
Max. Canines
# Of Pulp Horns- 1
# Of Roots/Canals-1
# Of Pulp Horns & # Of Roots/Canals for:
Maxillary 1PM
Max. 1PM
# Of Pulp Horns-2
# Of Roots/Canals-2
# Of Pulp Horns & # Of Roots/Canals for:
Maxillary 2PM
Max. 2PM
# Of Pulp Horns- 2
# Of Roots/Canals-1
# Of Pulp Horns & # Of Roots/Canals for:
Maxillary 1st Molar
Max. 1st Molar
# Of Pulp Horns- 4-5
# Of Roots/Canals- 3(50% have 2 canals in MB Root)
# Of Pulp Horns & # Of Roots/Canals for:
Maxillary 2nd Molar
Max. 2nd Molar
# Of Pulp Horns- 4
# Of Roots/Canals- 3
# Of Pulp Horns & # Of Roots/Canals for:
Maxillary 3rd Molar?
Max. 3rd Molar
# Of Pulp Horns- X
# Of Roots/Canals-2
# Of Pulp Horns & # Of Roots/Canals for:
Mandibular Central Incisors
Man. Central Incisor
# Of Pulp Horns- 1-3
# Of Roots/Canals- 1
# Of Pulp Horns & # Of Roots/Canals for:
Mandibular Lateral Incisor
Man. Lateral Incisor
# Of Pulp Horns- 1-3
# Of Roots/Canals- 1
# Of Pulp Horns & # Of Roots/Canals for:
Mandibular Canine
Man. Canine
# Of Pulp Horns- 1
# Of Roots/Canals- 1
# Of Pulp Horns & # Of Roots/Canals for:
Mandibular 1PM
Man. 1PM
# Of Pulp Horns- 1
# Of Roots/Canals- 1
# Of Pulp Horns & # Of Roots/Canals for:
Mandibular 2PM
Man. 2PM
# Of Pulp Horns-2-3
# Of Roots/Canals- 1
# Of Pulp Horns & # Of Roots/Canals for:
Mandibular 1st Molar
Man. 1st Molar
# Of Pulp Horns- 5
# Of Roots/Canals- 2
# Of Pulp Horns & # Of Roots/Canals for:
Mandibular 2nd Molar
Man. 2nd Molar
# Of Pulp Horns- 4
# Of Roots/Canals- 2
# Of Pulp Horns & # Of Roots/Canals for:
Mandibular 3rd Molar
Man. 3rd Molar
# Of Pulp Horns- X
# Of Roots/Canals- 1
Height of Contour for Maxillary Dentition: 2PM
Mesial:
Distal:
Max. 2PM
Mesial: M 1/3
Distal: M 1/3
Height of Contour for Maxillary Dentition:Central Incisors
Mesial& Distal:
Max. CI
Mesial: I 1/3
Distal: Junt. I/M 1/3
Height of Contour for Maxillary Dentition:Lateral Incisors
Mesial& Distal:
Max. LI
Mesial: Junt. I/M 1/3
Distal: M 1/3
Height of Contour for Maxillary Dentition:Canine
Mesial& Distal:
Max. C
Mesial: Junt. I/M 1/3
Distal: M 1/3
Height of Contour for Maxillary Dentition: 1PM
Mesial& Distal:
Max. 1PM
Mesial: M 1/3
Distal: M 1/3
Height of Contour for Maxillary Dentition: 1st Molar
Mesial& Distal:
Max. 1M
Mesial: M 1/3
Distal: M 1/3
Height of Contour for Maxillary Dentition: 2nd Molar
Mesial& Distal:
Max. 2M
Mesial: M 1/3
Distal: M 1/3
Height of Contour for Maxillary Dentition: 3rd Molar
Mesial& Distal:
Max. 3M
Mesial: M 1/3
Distal: M 1/3
Height of Contour for Mandibular Dentition: 1st Molar
Mesial& Distal:
Mand. 1M
Mesial: M 1/3
Distal: M 1/3
Height of Contour for Mandibular Dentition:2nd Molar
Mesial& Distal:
Mand. 2M
Mesial: M 1/3
Distal: M 1/3
Height of Contour for Mandibular Dentition:3rd Molar
Mesial& Distal:
Mand. 3M
Mesial: M 1/3
Distal: M 1/3
Height of Contour for Mandibular Dentition: 1st PM
Mesial& Distal:
Mand. 1PM
Mesial: M 1/3
Distal: M 1/3
Height of Contour for Mandibular Dentition: 2nd PM
Mesial& Distal:
Mand. 2PM
Mesial: M 1/3
Distal: M 1/3
Height of Contour for Mandibular Dentition: Canine
Mesial& Distal:
Man. Canine
Mesial: I 1/3
Distal: M 1/3
Height of Contour for Mand. Dentition: Lateral Incisor
Mesial& Distal:
Man. LI
Mesial: I 1/3
Distal: I 1/3
Height of Contour for Mand. Dentition: Central Incisor
Mesial& Distal:
Mand. CI
Mesial: I 1/3
Distal: I 1/3
The middle 1/3 height of contour is present on both the MESIAL and DISTAL aspect of which permanent teeth?
Both Maxillary and Mandibular:
1PM, 2PM, 1st Molar, 2nd Molar, and 3rd Molar.
The incisal 1/3 height of contour is present on Both the MESIAL and DISTAL aspects of which permanent teeth?
MANDIBULAR: Central and Lateral Incisors
The mesial Incisal 1/3 and the distal junction between Incisal and middle 1/3 is the height of contour for which tooth/teeth?
Maxillary Central Incisor
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?
Maxilalry Lateral Incisors and Maxillary Canines
The mesial Incisal 1/3 and the distal middle 1/3 is the height of contour for which tooth/teeth?
Mandibular Canine
What permanent teeth have Facial and Lingual Height of Contour in the Cervical 1/3
Cervical 1/3 Facial and Lingual Height of Contour:
Maxillary: CI & LI
Mandibular: CI, LI, & Can
What permanent teeth have Facial and Lingual Height of Contour in the in the Middle 1/3?
Middle 1/3 Facial and Lingual Height of Contour:
Maxillary: 2nd & 3rd Molar
Maxillary Canine Facial and Lingual Height of Contour:
Max. Can
Facial: Junct. C/M 1/3
Lingual: Cervical 1/3
Maxillary 1PM Facial and Lingual Height of Contour:
Max. 1PM
Facial: Cervical 1/3
Lingual: Middle 1/3
Maxillary 2PM Facial and Lingual Height of Contour:
Max 2PM
Facial: M/C 1/3
Lingual: Mid 1/3
Maxillary 1st Molar Facial and Lingual Height of Contour:
Max 1st Molar
Facial: Cervical 1/3
Lingual: Mid 1/3
Mandibular 1PM Facial and Lingual Height of Contour:
Mand. 1 PM
Facial: Junt. M/C 1/3
Lingual: Mid 1/3
Mandibular 2PM Facial and Lingual Height of Contour:
Mand. 2PM
Facial: Cervical 1/3
Lingual: Mid 1/3
Mandibular 1st Molar Facial and Lingual Height of Contour:
Mand. 1st Molar
Facial: Cervical 1/3
Lingual: Mid 1/3
Mandibular 2nd Molar Facial and Lingual Height of Contour:
Mand. 2nd Molar
Facial: Cervical 1/3
Lingual: Mid 1/3
Mandibular 3rd Molar Facial and Lingual Height of Contour:
Mand. 3rd Molar
Facial: Cervical 1/3
Lingual: Mid 1/3
Which permanent teeth have a Facial Height of Contour in the Cervical 1/3 & a Lingual Height of Contour in the Middle 1/3?
Facial: C 1/3 = Lingual: M 1/3
Maxillary: 1PM, 1M
Mandibular: 2 PM, 1M, 2M, & 3M
What teeth in the Maxillary permanent dentition are wider M-D than B-L (F-L)?
MAX CENTRAL & LATERAL INCISORS
What teeth in the Mandibular permanent dentition are wider M-D than B-L (F-L)?
MAND. 1st, 2nd & 3rd MOLARS
All Maxillary Permanent teeth are wider _____ than _____, except for ____ and ____
All Maxillary Permanent teeth are wider =>F(B)-L<= than =>M-D<=, except for CI & LI.
All Mandibular Permanent teeth are wider _____ than _____, except for ____, ____& ____ ______.
All Mandibular Permanent teeth are wider =>F(B)-L<= than =>M-D<=, except for 1ST, 2ND, & 3RD MOLARS
Rule for age of root completion?
Add 2-3 years to time of eruption.
Rule for Completion of Crown development?
Divide eruption time by 2 and add 1 year.
When tooth erupts how much of root is developed?
about 50%
When do the 1st Molars show signs of calcification?
At Birth
Succedaneous Teeth?
Tooth that replaces a primary tooth
Non Succedanceous tooth?
One that does not have a predecessor... ie permanent molars
1st sign of tooth development?
In the embryo at 6-7 weeks iu.
What do teeth devolop from ?
The dental lamina... THe tooth germs develop on the lamina-bud, cap, bell, etc
When do primary teeth erupt?
Between 6-30 months
Eruption Sequence for Permanent Teeth?
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
Eruption Sequence for Primary Teeth:
C.Incisors- mand before Max
L.Incisors- Max before Mand.
1st Molars- Max before Mand.
Canines- Max before Mand.
2nd Molars- Mand. before Max
Demarcations or where lobes meet give rise to?
Developmental depressions & Grooves
All anterior teeth:
Have #___ Lobes
All anterior teeth have 4 LOBES- 3 facial (mf,df,midfacial)
Most premolars have how many lobes? Exceptions?
4 lobes
Exceptions: Mandibular 2nd PM
How many Lobes do the Max and Mand. 1st Molars have?
5
How many lobes do the Max and Mand 2nd Molars have?
4
All teeth are wider faciolingually than mesiodistally except?
MAXILLARY Incisors and MANDIBULAR Molars.
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 ______________
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
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?
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.
A maxillary pm had a broader contact on the mesial or distal aspect of the tooth?
DISTAL
All Incisors are facially ______ than the are _____,except for?
All incisors are facially LONGER than they are WIDE, except for the DECIDUOUS MAX. CENTRAL INCISOR
True or False: On the max. central incisor, the cingulum is slightly mesial on the tooth.
FALSE, FALSE, FALSEEEE!!!!!
THE CINGULUM IS SLIGHTLY --=>DISTAL!!!! ON THE TOOTH (not mesial)
What tooth varies in form more than any other tooth other thanthe 3rd molar?
The Maxillary lateral Incisor
What tooth is the most frequently congenitally absent anterior tooth?
MAXILLARY LATERAL INCISOR!!- the 3rd molars are more frequently absent though
Maxillary Lateral incisor is smaller than the Central Incisor in all dimensions, except for:
The Root length
Does the max lateral or central incisor have more pronounced mesial and marginal ridges?
The LATERAL INCISOR does! Which means it has a DEEPER Lingual FOSSA!
What tooth has the biggest lingual fossa?
The max. lateral incisor bc more pronounced marginal ridges and enlarged cingulum
In the mandibular incisors is the lateral or central incisor bigger?
Lateral Incisor
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?
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.
A maxillary pm had a broader contact on the mesial or distal aspect of the tooth?
DISTAL
All Incisors are facially ______ than the are _____,except for?
All incisors are facially LONGER than they are WIDE, except for the DECIDUOUS MAX. CENTRAL INCISOR
True or False: On the max. central incisor, the cingulum is slightly mesial on the tooth.
FALSE, FALSE, FALSEEEE!!!!!
THE CINGULUM IS SLIGHTLY --=>DISTAL!!!! ON THE TOOTH (not mesial)
What tooth varies in form more than any other tooth other thanthe 3rd molar?
The Maxillary lateral Incisor
What tooth is the most frequently congenitally absent anterior tooth?
MAXILLARY LATERAL INCISOR!!- the 3rd molars are more frequently absent though
Maxillary Lateral incisor is smaller than the Central Incisor in all dimensions, except for:
The Root length
Does the max lateral or central incisor have more pronounced mesial and marginal ridges?
The LATERAL INCISOR does! Which means it has a DEEPER Lingual FOSSA!
What tooth has the biggest lingual fossa?
The max. lateral incisor bc more pronounced marginal ridges and enlarged cingulum
In the mandibular incisors is the lateral or central incisor bigger?
Lateral Incisor
Which maxillary incisor is more rounded/
Lateral
What is the only completely symmetrical tooth in the mouth?
MANDIBULAR CENTRAL INCISOR
Roots of the mandibular incisors...
have broad developmental depressions, especially the lateral incisor
What is the longest rooted single tooth in the mouth?
Maxillary Canine
The crown of the max canine is ___ than the mand. canine.
SHORTER
The cusp of the max canine is how much of the total crown height?
1/3
What cusps arm of the permanent maxillary and mandibular canine is shorter?
MESIAL CUSP ARM
When viewed from mesial, the cusp tip of the max canine is ___________
FACiAL to the line that bisects the tooth
The _____ canine has a narrower more symetrical crown that the _____ canine which has a more prominent features including cingulum.
The MANDIBULAR canine has a narrower more symetrical crown that the MAXILLARY canine which has a more prominent features including cingulum.
The mand. canine's cusp height is ____ crown height of the tooth
1/5
When viewed from the mesial, the line bisecting the root; cusp tip of the mandibular canine is ______ to this line
LINGUAL
Is the max 1st or 2nd PM bigger?
Max 1st PM
50% of max 1stPM have ...
2 ROOTS
90% of max 1st PM have...
2 CANALS
What tooth has a mesial marginal ridge developmental groove that crosses the mesial marginal ridge?
MAX. 1ST PM
What buccal cusp arm is longer in the max1st PM? What lingual Cusp arm is longer?
Buccal- Mesial cusp arm=Longer
-Distal cusp arm= shorter
Lingual-Distal cusp arm is longer than mesial
What premolar is most likely to have 3 roots?
max 1st pm 2 buccal and 1 lingual
What anterior tooth is least like to have a root bifurcation?
max. canine
What anterior tooth is most like to have a root bifurcation?
mand. canine
What are the kidney shaped cross section roots?
MAX 1ST PM
In comparison to the 1st max. pm, the max 2nd PM is more ___ and less ___-
MORE ROUNDED and LESS ANGULAR
How many roots does the Max 2nd PM have?
1
Compared to the max 1PM, the Max 2PM cusps are
more equal in size
In the Max 2PM the Mesiobuccal cusp arm is _____ than the distobuccal cusp arm!
Mesiobuccal cusp arm is SHORTER than the distobuccal cusp arm!
What tooth has a transverse ridge? What does the Transverse ridge separate?
MANDIBULAR 1PM
TRANSVERSE RIDGE- separates the mesial pit and distal pit
What tooth has a mesiolingual developmental groove? what does this groove separate>
The MANDIBULAR 1PM
-It separates the mesial marginal ridge and the lingual cusp
In the mand. 1PM, the lingual cusp is ____ height of the crown
2/3.... resembles a canine crown
Buccal cusp of the mand. 1PM is _____ inclined
LINGUALLY.... actually is centered over the midline of the tooth
In the Mand. 1PM the Mesiobuccal cusp arm is _____ than the distobuccal cusp arm!
In the Mand. 1PM the Mesiobuccal cusp arm is SHORTER than the distobuccal cusp arm!
What is the only tooth that has a mesial marginal ridge at a lower level than the distal marginal ridge?
MANDIBULAR 1ST PM
The Mand. 2nd PM, what is the most common cusp type?
3 cusp type, 2 lingual, 1 buccal, "Y" shaped
What are the 2 mand. 2cusp types/
H ( more common) and U (the least common of all of them!
What PM are the most similar? then which ones?
Max 1st and 2nd PM..... then Mand. 1st and 2nd PM
Which of the mandibular PM is bigger?
2PM
Max PM- wider BL or MD?
BL
Mand. PM wider BL or MD?
about the same.. but more BL
What PM has a deep mesial convavity?
Max 1PM
What PM has 2 roots when all the others have 1?
MAX 1PM
Which PM can have 3 cusps?
Mand. 2PM
What tooth in the mouth varies the most in the dimension and/or shape and in congenitally missing/
3rd molar
In the permanent dentition where is the cusp of carabelli located?
Maxillary 1st Molar on the ML cusp
Cusps size on Maxiallary molar from largest to smallest:
ML>MB>DB>DL>CUSP OF CARABELLI
In the permanent dentition, what teeth have an oblique ridge?
MAX 1ST & 2ND MOLARS
What is the oblique ridge formed by?
Distal cusp arm of the ML cusp and the triangular ridge of the DB cusp
What does the oblique ridge separate?
The Central and Distal Pits
The Max 1st Molar has
2 Major Fossas:
2 Minor Fossas
(occlusal)
2 Major Fossae: Central and Distal
2 Minor Fossae: Meial tringular fossa (just inside the mesial marginal ridge, and the distal triangular fossa.
Max 1st Molar is wider BL or MD?
BL
What is the only tooth in the mouth that is wider lingually than buccally?
MAXILLARY 1ST MOLAR
Where is there a concavity on the 1st max molar?
Distal surface- difficult to restore or clean calculus
What forms the trigon on the the max 1st molar?
DB, MB, AND ML CUSPS
In the max 1st molar what are the roots - largest to smallest?
LINGUAL> MESIOBUCCAL> DISTOBUCCAL
How long is the common root trunk in max 1st molars?
1/3 the root length
MB root apex is inline with the
MB CUSP TIP
The Lingual Root Tip is in line with the
Buccal or lingual groove
1st max molar: CEJ to LEVEL of FURCATION:
mesial, buccal, Distal
Mesial: 3mm apical to CEJ
Buccal: 4mm apical to CEJ
Distal: 5mm apical to CEJ
The roots of the max 2nd molar compared to the 1st are:
MORE PARALLEL AND CLOSER TOGETHER- SHOW DISTAL INCLINATION
Crown and DL cusp of the Max 2nd molar compared to the first are:
smaller
The MB root apex of the MAx 2nd Molar lines up with the
Buccal groove ( lines up with the mb cusp in 1stmolar)
The lingual root apex of the MAx 2nd Molar lines up with the
Distal lingual cusp ( lines up with the buccal groove in 1st molar)
The occlusal of the max 2nd molar is more____ than the max 1st molar
RHOMBOIDAL
Max 3rd molar is usually ____ compared to 2nd and 1st molar but can be ___ than them too
Smaller, but can be bigger too
What permanent tooth has 5 full cusps?
Mandibular 1st molar
(3 buccal, 2 lingual)
Is the mand. 1st molar wider BL or MD?
MD
In the mand. 1st molar, are the buccal or lingual cusp taller?
LINGUAL
Size from largest to smallest in the mandibular 1st molar:
MB>ML>=DL>DB>DISTA
Mesial root of the mand. 1molar
-straight off root and curves distally- grooved on mesial and distal side
Distal root of the mand. 1st molar
points distally
Roots of the mandibular 1st molar both are wider B? or L?
buccal and lingual bifurcation
Wider B
Buccal- bifurcation 3mm apical to the CEJ
Lingual- Bifurcation is 4mm apical to the CEJ
Mandibular 2nd molar roots comparted to the 1st molar?
shorter and more parallel.
still distally inclined
Is the mand. 1st or 2nd molar shorter and narrower?
Mand. 2nd molar
What tooth has a + shaped groove pattern?
Mand. 2nd molar
The size of cusps in the mand. 2 molar?
Relatively equal in size, but lingual cusps are taller than the buccal
The mand. 3rd molar compared to other mand. molars
variable tooth, usually similar to other mandibular molars, anomalies: most oversized
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.
PULP
Where does pulp originate?
MESENCHYMAL TISSUE
What is the primary function of pulp?
FORMATIVE-involved in forming DENTIN & Secondary Dentin. 2ndary dentin formed throughout life= pulp cavity of an individual reduces in size through out life
What are the 4 functions of pulp?
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.
Pulp Chamber Size is affected by: 3 things
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.
Where does the root chamber become the root canal?
At/or Apical to the level of the CEJ
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 _____.
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.
Max lateral incisor root is more ______/______ than the central
OVOID/ROUND
In the max lateral incisor root, what may be extending on the root for all or part of its length?
DISTAL DEVELOPMENTAL GROOVE
What % of max lateral incisor roots have a distal curvature?
Over 50%
What is the longest tooth in the arch>??? measurement?
MAX. CANINE 27 mm
What is the broadest single rooted tooth labiolingually in th mouth?
MAX. CANINE
MAX Canine has what root concavities and which side is more pronounced?
noth distal and mesial root concatvies, distal is MORE pronounced than mesial
How many pulp horns in max canine?
1
What tooth in the max arch has a 50- 60% chance of having 2 separate roots?
max 1PM
How many canals does the max 1pm have?
2
The root and pulp chamber of the Max 1PM is broad ____ and narrow -____.
The root and pulp chamber of the Max 1PM is broad BL and narrow MD.
Where is the furcation most commonly found on the Max 1PM??
Occurs 1/2-2/3 down the length of the root,but may occur at a higher level in some.
Max 1PM has a deep/pronounced _____ concacavity or groove
MESIAL
What tooth as 2 canals in the apical 1/3 of the tooth but not the cervical 1/3
MAX 1PM
How many pulp horns does the 1st PM have? Longest?
2 pulp horms: The BUCCAL pulp horn extends Further OCCLUSALLY as this is usually better developed
Where in the MAx 1PM does the pulp chamber beome the root canal?
At a level below the CEJ.
Tooth that has a Kidney shaped pulp cavity in occlusal 1/3 of root with concavity to the mesial
MAX 1ST PM
What gives the max 1pm pulp cavity in the occlusal 1/3 the appearance of a kidney in cross section?
The mesial groove gives the root its classic indentation. This may also show up 2 distinct roots esp. in an apical1/3 cross-section
What % of the MAX 2nd pm have 2 canals?
40%
The Max 2nd PM has a root and pulp canal that is broad ____ and narrow ____
The Max 2nd PM has a root and pulp canal that is broad BL and narrow MD
How many pulp horns in the pulp chambers in max 2nd PM? sizes?
2 pulp horns
Labial and Lingual = in size
The root of the Max 2PM in cross section has what kind of shape?
OVAL SHAPE
How many roots does the MAX 1st Molar have? Rank sizes:
3 Roots
Lingual (palatal) > Mesiobuccal > Distobuccal
What tooth has the most splayed roots of any tooth in the permanent dentition- may even span out wider than the crown width?
MAX 1ST MOLAR
MAX 1ST MOLAR ROOTS-come off:
MB root-
DB root-
Lingual root-
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
The MB root of the Max 1st molar is broad ____ and narrow _____, & often has ___ canals in over 50% of cases.
The MB root of the Max 1st molar is broad BL and narrow MD, & often has 2 canals in over 50% of cases.
How many pulp horns does the max 1st molar have?
4- correspond with the cusps
What pulp horn of the max 1st molar is the most of risk of exposure during tooth procedures?
MESIOBUCCAL
IN the max central incisors the root of the tooth is _____ than the crown of the tooth.
Root is LONGER than Crown
root- 13mm
crown- 10-11mm
The outline of the central incisor root is:
cone shaped
The crown of the MAX Central Incisor is _____ than it is ____. It's root is _____ than the crown. Crown and Root are wider ____ than ___.
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.
Cross section of the Max Central incisor root is:
Triangular: mesial, distal, and facial wall--> mesial wall is longer than the distal
Root of the Max lateral incisor is as long or _____ than Max CI
As LONG OR LONGER
What teeth function as the guiding teeth??
MAXILLARY CANININES- Mand. canine slides along lingual surface of the max canine and guides the mandible
Why is the long root of the maxillary canine so important?
It provides a good anchor or support for prostheses: like bridges, dentures that replace other teeth
From the facial view,the max canine root has a _____ ____ Apex which curves in the _____ 1/3
BLUNTLY POINTED APEX, curves in the APICAL 1/3 mostly distally
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.
TRUE
The max canine is _____ on the labial aspect and ____ on the lingual aspect.
The max canine is CONVEX on the labial aspect & CONCAVE on the lingual aspect.
The max canine root is ver broad FL from the ________ to _________ length
The max canine root is ver broad FL from the CERVICAL LINE to 1/2- 2/3 length
Shape of Max canine in cross section?
Oval with mesial and distal (mostly) developmental depressions
Root and pulp canal shape of the MAX CANINE
Cervical 1/3-
Middle 1/3-
Apical 1/3-
Cervical 1/3- OVAL
Middle 1/3- OVAL
Apical 1/3- ROUND
MANDIBULAR Central incisor has how many roots? and how does it extend? length compared to crown?
1 Root
- extends straight from CEJ & tappers appically from middle 1/3 (sometimes distally too)
Root is LONGER than crown length
Does the mand. central incisor ROOT have a mesial or distal developmental groove/ depression
yes, both can, but the distal is more marked/deeper than the mesial
The root of the mand. central incisor ROOT is broader ____ than __-
Broader FL than MD
Cross section of the mandibular central incisor ROOT.. and how many pulp canals?
Round / Ovoid
usually 1 pulp canal, but can have 2 ( if have 2 facial and lingual)
Mand. lateral incisors roots are _____ shaped and ____ than mand CI roots
OVOID/ROUND Shape and slightly larger
Is the distal developmental groove the mand. LI root deeper or shallower than the mand. CI root?
DEEPER
The mand. Canine root is ____ by __ than max.
And has root curvature to the _____ if present.. of single root
SHORTER by 1-2mm
Root curvature, if present= MESIAL
The developmental groove on mand. canine root is deeper on mesial or distal?
distal is deeper
What is gingivitis? indicators?
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
Periodontisis- ____ progression, loss of ______& _____ w/ increased ____ ____.
Local cont. factors?
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
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.
GINGIVAL RECESSION
Should gingival recession be considered part of aging?
Contributing conditions?
NO!
contrib. conditions:
-Poorly aligned teeth, lack of attached gingiva, agressive tooth brushing
What is Furcation involvement
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
outline of the max 1st molar root/pulp chamber:
acute
obtuse
Acute: MB line agle
Obtuse: DB
Right Angles: Lingual line angles
The Palatal canal of the max 1st molar is located?
Centered lingually
What are the 3 main root canals in the max 1st molar? what do they form?
MB, DB, and L
=> Form a triangle
- mb can have 2 canals - usually does: MB canal and accessory MBcanal
Where does the accessory MB cabal of the max 1st molar lie?
Lies lingual to the MB canal on the line drawn between the MB and the L canal ****
How do the roots of the Max 2nd Molar differ from the max 1st molar?
They are straighter and closer together and more distally inclinded ( could be fused)
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.
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.
In the mandibular 1PM, the majoriy have how many canals and pulp horns? which is more prominant which could be absent?
1 Canal
2 Pulp Horns:
Buccal Pulp horn-prominent
Lingual- may be absent
Which PM is most likely to have 1 Pulp Horn?
MANDIBULAR 1ST PREMOLAR
On the mand. 1PM, what is at risk during cavity prep?
Buccal pulp horn
The mand.2PM root compared to the mand.1PM?
Larger than mand. 1PM and more prominent pulp horns... 3- 1 buccal and 2 lingual
In the molar, the pulp canals usually join the chamber at what level?
The level apical to the CEJ
In the mandibular molars there are how many roots? names/ descriptions
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
Exfoliation of the Primary Teeth:
Occurs:
Resporption begins:
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
Why are primary teeth important?
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
What is the Primary 1st molar replaced by?
Permanent 1st Pre Molar
What are ACCESIONAL teeth?
The 12 permanent teeth, molars, that erupt distally to primary 2nd molars and don't replace any primary teeth
In general.. primary teeth crowns are overall ____ than corresponding permanent teeth?
SMALLER
Crowns of Primary teeth are more ________ than permanent teeth... - more prominent/pronounced cervical ridges & very pronounced vercial constriction ( constricted necks)
more BULBOUS
Are primary or permanent teeth lighter in color?
PRIMARY
The crowns of primary teeth are more bulbous, more pronounced cervical rideges on what surface of:
Primary Molars-
Primary Anterior teeth-
Primary Molars- Buccal Surface
Primary Anterior teeth- Labial and Lingual surfaces... prominent bulge ing cervical 1/3
Primary Enamel is ____ than permanent enamel?
THINNER & has a CONSISTEN THICKNESS (1mm)
Primary teeth have what kind of pulp chambers and horns?
LARGE PULP CHAMBERS w/ PROMINENT PULP HORNS
Primary dentin characteristics?
Thickness is limited/ thin over pulp horns
The enamel rods of primary teeth compared to permanent teeth
Enamel rods= dif direction than perm. teeth
Rods at cervix- slope horizontally or occlusally instead of gingivally as in the permanent tooth.
Occlusal Convergence of primary teeth- occlusal surfaces compared to perm
Occlusal surfaces are relatively smaler than in Perm teeth.
-B and L surfaces converge markely toward occlusal
Roots of Primary compared to Perm.
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.)
Why are the roots in PRIMARY posterior teeth very flared?
Because the permanent teeth develop btwn the molars
Primary Max Central Incisor-
Facially-
Crown___ ___ ( ) is greater than __ ____ ().
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
What is the only incisor in any dentition that has a greater MD width than IG length?
Primary Max Central Incisor
Root Length of primary vs. permanent Central Incisors:
Root/ Crown for primary CI:
Root/ Crown for perm. CI:
Root length is proportionately > in prim than in perm.
Root/ Crown for prim CI: 10/6
Root/ Crown for perm CI: 13/10
Primary max CI - similar to perm Max CI- 3def.
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
In the Primary max CI - mesial and distal views - extremely well deveoloped:
LINGUAL & FACIAL Cervical Ridges in the cervical 1/3 of tooth
Primary Max lateral Incisor- Similar to primary max CI except- 2 things
1. size/length
2.angles
1. IG length is greater thanthe MD width
2. Disto-incisal angle is more rounded than CI
Primary Max Canine How it differs from perm, max canine 5
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
Primary Mand. CI: looks like the perm mand CI.
-root length
-pronounced __
-root length= twice the length of crown
-pronounced cervical bulges on facial and lingual aspects
- smallest tooth in mouth
What is the smallest tooth in the Primary mouth?
PRIMARY Mand. Central Incisor
Primary Mandibular Lateral Incisor:
Crown compared to central?
lingual anatomy?
angles?
- crown similar but longer than central
-lingual anatomy?- more pronounced - deeper lingual fossa and more prominet marginal ridges
-Disto-incisal angle- slightly rounded
Primary Mandibular Canine
-Constriction compared to max?
-size
-cusp length
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
The Primary Max 1st molar resembles what permanent tooth?
Premolar
The Primary Max 2nd molar resembles what permanent tooth?
maxillary 1st molar
The Primary Mand. 1stmolar resembles what permanent tooth?
Doesn't resemble any other tooth in perm. or primary dentition
The Primary Mand. 2nd molar resembles what permanent tooth?
Permanent Mandibular 1st Molar
How many roots does the Primary Max 1st Molar have?
Shape of occlusal surface?
3 Roots- 2 buccal and 1 Lingual
-TRIANGULAR OCCLUSAL SURFACE SHAPE
How many cusps does the Primary Max. 1st molar have?
3-4 cusps
3 cusps: 2 FACIAL (MF, DF), 1 L
4 Cusps: 2 facial (MF,DF) 2 Lingual ( ML,DL)
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?
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
In the primary max 1st molar- buccal view what roots are visible?
Root Trunk is ______
All 3

Root Trunk is VERY SHORT (CEJ to FURCA)
On the primary max 1st molar which cusp is largest and longest? Smallest?
roots? largest?
ML cusp= largest and longest
DL cusp= smallest/absent
2 buccal and 1 lingual root
Lingual root = largest
What is the outstanding characteristic/aspect of the primary max 1st molar?
Very prominent convexity onthe MB aspect of the tooth
The occlusal surface of the the Primary Max 1st Molar has 3 fossas:
grooves? ridges? pits?
Fossae:
Central, mesial triangular, distal triangular
Developmental grooves:
Central, Buccal, and Distal
Pits:
Mesial and central
Ridges: Oblique ridge connecting ML to DB cusps
Primary Max 2nd Molar - Trifurcation of roots=
Why might they be confuse clincally?
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
The occlusal outline and cusps/ridges/fossa and grooves and roots of Primary Max 2nd Molar
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
How many cusps/roots does the Primary Mandibular 1st molar have? Largest Cusp?
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
What is the crown height mesial and distally difference in the Primary Mand. 1st Molar?
Crown Height on Mesial is twice that of Distal- CEJ dips appically on Mesial
Primary Mand. 1st molar- Buccal aspect:
Mesial contour and distal contour...convexities?
Buccal cusp #? Grooves?
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
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?
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
Primary Mand. 1st Molar:
Occlusal Outline:
Central dev. groove joins:
Other grooves and pits:
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
Primary Mand. 1st Molar:
Mesial/distal aspect-
Extreme convexity: ______ on the __ ____
Flattend surface esp when viewed from mesial:
Shape of mesial root:
Distal root:
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
Primary Mandibular 2nd Molar:
# of cusps/size:
# of Roots:
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
Space that exists mesial to the Primary Maxillary Canine and Distal to the Primary Mandibular Canine i some deciduous Dentitions.
Primate Space
-named after equivalent space found in PRIMATE DENTITION
-Combined MD widths of permanent PM and permanent canine is less thanthe combined MD widths of the PrimaryMolars and Primary Canines
Leeway Space
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
D. CANINE AND 1ST MOLAR
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
B. MAXILLARY 2ND
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?
D. WIDER MD DIAMETER THAN CERVIOCOINCISAL LENGTH
Eruption of Permanent Maxillary Teeth:
Central Incisors
7-8 years
Eruption of Permanent Maxillary Teeth:
Lateral Incisors
8-9 Years
Eruption of Permanent Maxillary Teeth:
Canine
11-12 years
Eruption of Permanent Maxillary Teeth:
1st Premolar
10-11 years
Eruption of Permanent Maxillary Teeth:
2nd Premolar
10-12 years (only perm tooth that max errupts before mand)
Eruption of Permanent Maxillary Teeth:
1st Molar
6 years
Eruption of Permanent Maxillary Teeth:
2nd Molar
12-13 years
Eruption of Permanent Maxillary Teeth:
3rd Molar
17-21 years
Eruption of Permanent Mandibular Teeth:
Central Incisors
6-7 years
Eruption of Permanent Mandibular Teeth:
Lateral Incisors
7-8 Years
Eruption of Permanent Mandibular Teeth:
Canine
9-10 years
Eruption of Permanent Mandibular Teeth:
1st Premolar
10-12 Years
Eruption of Permanent Mandibular Teeth:
2nd Premolar
11-12 years
Eruption of Permanent Mandibular Teeth:
1st Molar
6 years- 1st tooth to errupt
Eruption of Permanent Mandibular Teeth:
2nd Molar
11-13 years
Eruption of Permanent Mandibular Teeth:
3rd Molar
17- 21 years
Evidence of 1st Calicifaction of Permanent Maxillary Teeth:
Central Incisior
3-4months
Evidence of 1st Calicifaction of Permanent Maxillary Teeth:
Lateral Incisors
1 year (10-12 months)
Evidence of 1st Calicifaction of Permanent Maxillary Teeth:
Canines
4-5 months
Evidence of 1st Calicifaction of Permanent Maxillary Teeth:
1st Premolars
1.5-1.75 years
Evidence of 1st Calicifaction of Permanent Maxillary Teeth:
2nd Premolar
2 - 2.25 years
Evidence of 1st Calicifaction of Permanent Maxillary Teeth:
1st Molar
Birth
Evidence of 1st Calicifaction of Permanent Maxillary Teeth:
2nd Molar
2- 3 years
Evidence of 1st Calicifaction of Permanent Maxillary Teeth:
3rd Molar
7-10years
Evidence of 1st Calicifaction of Permanent Mandibular Teeth:
Central Incisors
3-4 months
Evidence of 1st Calicifaction of Permanent Mandibular Teeth:
Lateral incisors
3-4 months
Evidence of 1st Calicifaction of Permanent Mandibular Teeth:
Canines
4-5 months
Evidence of 1st Calicifaction of Permanent Mandibular Teeth:
1st Premolar
1.75- 2 years
Evidence of 1st Calicifaction of Permanent Mandibular Teeth:
2nd Premolar
2.25- 2.5 years
Evidence of 1st Calicifaction of Permanent Mandibular Teeth:
1st Molar
birth
Evidence of 1st Calicifaction of Permanent Mandibular Teeth:
2nd molar
2-3 years
Evidence of 1st Calicifaction of Permanent Mandibular Teeth:
3rd molar
7-10 years
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
B .IN ALL ANTERIOR TEETH,THE FACIAL EMBRASSURE SPACE IS THE SAME SIZE AS THE LINGUAL EMBRASURE SPACE
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
True
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
False:
A. Mand 1st PM most commonly has 3 pulp horns
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
C. TRAPEZOIDAL
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
C. BOTH LABIAL AND LINGUAL
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
D.PENTOGONAL
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
E. PROXIMAL
teeth exhibits the most deviation in crown morphology??
Max Lateral Incisors.... 3rd molars then max lat
Most commonly impacted teeth other than the 3rd molars?
Max Canine
Rank the roots of the maxiallary 1st molar in order from largest to smallest******
1. PALATAL, 2.MESIOBUCAL, 3.DISTOBUCCAL
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
b.LINGUAL SURFACE OF MAX. 1ST MOLARS - bc of presence of fissure groove
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.
B.Lingual cusp tips are offset mesially
(c is true in 1st)
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
A. CENTER TO THE MIDLINE OF THE TOOTH
(True for both pms-the tip of the buccal cusp is centered, the lingual cusp overhangs
In which PM is the mesial Marginal ridge at a lower level than the Distal Marginal Ridge?
- MAND. 1ST PM
Which of the PM may have a lingual developmental groove?
Mandibular 2nd PM
True or False:
The max 1st pm has a mesiolingual developmental groove
FALSE- it has a mesial marginal ridge developmental groove...
This would been true if the tooth was the Mand. 1PM
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
C. BUCCAL CUSP OF PERM MAX 1PM AND PRIMARY MAX CANINE
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.
A and D for sure... pretty sure and B
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
C. Buccal Groove
Root Depressions are:
concave areas on the root
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?
- more pronounced on Mandibular Anterior teeth than max.
-DISTAL
- MAND. LAT INCISORS
Which of the following represents the largest cups of the mandibular 1st molar?
a. distal
b. mesiolingual
c. mesiofacial
d. distofacial
e. Distolingual
C. MESIOFACIAL
Which of the following represents the largest cups of the maxillary 1st molar?
a. distal
b. mesiolingual
c. mesiofacial
d. distofacial
e. Distolingual
B. MESIOLINGUAL
What PM most frequently has 1 pulp horn?
MAND. 1PM
Which fircation is the Max 1st molar the farthest from the CEJ?
a. mesial
b. distal
B. DISTAL
Which fircation is the Max 1st molar the closest from the CEJ?
a. mesial
b. distal
A. MESIAL
In molars, where do root canals usual join the pulp chamber?
APICAL TO THE CEJ
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
A. MESIOFACIAL
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
D. CANINE & 1ST MOLAR
( If this was the max it would be the lateral incisor and canine>???)
On all teeth the contacts broader/more cervical on Distal than on Mesial, except for
Mand. Central Incisor
All teeth taper lingually, except?
Max 1st Molar
All anterior Embrassures
I to G
F to L
I<G
F=L
All posterior Embarssures
O to G
F to L
O=G
F<L