Dental Anatomy - Fill In The Blank Fall 2011

Front 1

All teeth taper towards the _____ except ______ and ______, thus all ______ embrasures are larger than ______ embrasures

Back 1

All teeth taper towards the ___lingual__ except __maxillary 1st molar____ and ___some 3 cusp mand. 2nd PM___, thus all ___lingual___ embrasures are larger than ___facial___ embrasures

Front 2

All teeth taper towards the _____ except ______ and ______, thus all ______ embrasures are larger than ______ embrasures

Back 2

All teeth taper towards the ___lingual__ except __maxillary 1st molar____ and ___some 3 cusp mand. 2nd PM___, thus all ___lingual___ embrasures are larger than ___facial___ embrasures

Front 3

All teeth taper towards the _____ except ______ and ______, thus all ______ embrasures are larger than ______ embrasures

Back 3

All teeth taper towards the ___lingual__ except __maxillary 1st molar____ and ___some 3 cusp mand. 2nd PM___, thus all ___lingual___ embrasures are larger than ___facial___ embrasures

Front 4

All contact points are more incisal/occusal on the ______ than the ______ except the mand. 1st premolar and the primary max canine where it is reversed ad the mand. central incsor where the contacts are at the same level

Back 4

all contacts points are more incisal occusal on the mesial than the distal except the mand 1st premolar and the primary max canine where it is reversed and the mand central incisor where the contacts are at the same level

Front 5

the cervical line is more incisal/occlusal on the ______ than on the ______ of all teeth

Back 5

the cervical line is more incisal occlusal on the mesial than on the distal of all teeth

Front 6

the ht of contour is in the ______ 1/3 facially on all teeth

Back 6

the ht of contour is in the gingival 1/3 facially on all teeth

Front 7

the ht of contour is in the ______ of all anterior teeth (the cingulum)

Back 7

the ht of contour is in the gingival 1/3 lingually on all anterior teeth (cingulum)

Front 8

the ht of contour is in the ______ 1/3 lingually on all posterior teeth

Back 8

The ht of contour is in the middle 1/3 lingually on all posterior teeth

Front 9

all mand. posterior teeth crowns lean ______ and ______ on their roots (the ______ has the greater lingual inclination)

Back 9

all mand. posterior teeth crowns lean lingually and distally on their roots ( the mand 1st M has th greatest lingual incination)

Front 10

all max. posterior crowns are ______ over their roots

Back 10

all max. posterior crowns are centered over their roots

Front 11

all teeth are wider ______ than ______ except for the max. incisors and mand molars where it is reversed (wider ______ than ______)

Back 11

all teeth are wider faciolingually than mesiodistally except for the max. incisors and mand. molars where it is reversed (wider mesiodistally than faciolingually)

Front 12

the cervical line sits further apically on the ______ surface than the ______ on all teeth but it becomes less noticeable as you go posteirorly

Back 12

the cervical line sits further apically on the facial suraface than the lingual surface on all teeth but it becomes less noticeable as you go psoteriorly

Front 13

all teeth have mesial and distal contacts except the ______

Back 13

all teeth have mesial and distal contacts except the 3rd molars

Front 14

contact points of all anterior teeth are centered ______

Back 14

all anterior teeth are centered FACIOLINGUALLY

Front 15

the 5 teeth that have their contact points centered faciolingually and inciso/occclusa-lapically are on the ______ of the following teeth1.______ 2.______3.______4.______5.______

Back 15

the 5 teeth that have their contact points centered faciolingually and inciso apically are on the DISTAL surfaces of the following teeth 1. maxillary lateral incisor 2. maxillary canine 3. maxillary 1st molar 4. maxillary 2nd molar and 5. mandibular 2nd molar

Front 16

all teeth taper from the contact point towards the ______ (less noticeable in post. teeth)

Back 16

all teeth taper from the contact point towards the CERVICAL LINE

Front 17

all normal teeth develop from 4 lobes except?

Back 17

1.mand. 1st molar
2.mand 2nd pm 3 cusp variety

Front 18

marginal ridges of anterior teeth are ______ to the long axis of the tooth. marginal ridges of posterior teeth are ______ to the long axis of the tooth(except mesial marginal ridge of ______45 degree angle

Back 18

marginal ridges of anterior teeth are PARALLEL to the long axis of the tooth. Marginal ridges of posterior teeth are PERPENDICULAR to the long axis of the tooth (except mesial marginal ridge of mand 1st premolar w/ 45 degree angle

Front 19

all anterior teeth are ______ shaped from the proximal

Back 19

all anterior teeth are TRIANGULAR/WEDGE shaped from the proximal

Front 20

mand. molar root trunks are ______ than maxillary molars

Back 20

mandibular molar root trunks are shorter than maxillary molars

Front 21

1st molars (max. and mand.) are in the center of each quadrant ______

Back 21

1st molars (max and mand) are in the center of each quadrant ANTERIORLY-POSTERIORLY

Front 22

maxillary molars have ______ roots and mandibular molars have ______ roots

Back 22

max. molars have 3 roots and mand. molars have 2 roots

Front 23

All anterior teeth are ______ shaped from the facial and lingual views

Back 23

All anterior teeth are RECTANGULAR/TRAPAZOIDAL from teh facial ad lingual views

Front 24

all anterior teeth have ______ outlines on their lingual surfaces from the proximal

Back 24

all anterior teeth have S shaped outlines on their lingual surfaces from the proximal

Front 25

by class (premolars and molars) there are more ______ as you go posterior

Back 25

by class (premolars and molars) there are more supplemental grooves as you go posterior

Front 26

mandibular anteiror teeth ehight of contour both labially and lingually are positioned further ______ than the maxillary anterior teeth but still in the cervical 1/3

Back 26

mandibular anterior teeth heights of contour both tabially and lingually are positioned further CERVICALLY than maxillary anterior teeth but still in the cervical 1/3

Front 27

Contact point for maxillary central incisor

Back 27

Mesial: incisal 1/3 near incisal edge

Distal: near jxn of incisal and middle 1/3

Front 28

Contact point for maxillary lateral incisor

Back 28

Mesial: incisal 1/3 or near jxn or incisal and middle 1/3

distal: jxn of middle and incisal 1/3 or middle 1/3

Front 29

Contact point for maxillary canines

Back 29

Mesial: jxn of middle and incisal 1/3

Distal: middle 1/3

Front 30

Contact point for mandibular central incisor

Back 30

Mesial: incisal 1/3 at incisal angle

Distal: incisal 1/3 at incisal angle (same as mesial

Front 31

Contact point for mandibular lateral incisor

Back 31

Mesial:incisal 1/3 near incisal angle

Distal: incisal 1/3 but more cerivcal

Front 32

Contact point for mandibular canines

Back 32

mesial: incisal 1/3 just below mesioincisal angle

Distal: jxn of middle and incisal 1/3