Orofacial

Question 1

General rules: curvature of CEJ is about

Answer 1

1mm more on the mesial surface than the distal

Question 2

General rules: if the tooth roots curve they usually curve

Answer 2

Distally

Question 3

General rules: what is more rounded than the mesial incisal edges

Answer 3

Distal incisal edges of anterior teeth

Question 4

General rules: mand anterior teeth tend to wear on what surfaces
Max anterior teeth wear on what surfaces

Answer 4

Mand: labial Incisal edge
Max: lingual Incisal edge

Question 5

General rules: permanent molars are generally ____ in height and have fewer ____ the more posterior

Answer 5

Smaller; fewer cusps

Question 6

Roots of molars tend to be shorter and closer together the more posterior T/F

Answer 6

True

Question 7

Molars which one has widest and longest roots

Answer 7

First molars

Question 8

Max incisors crown is wider?

Answer 8

Mesiodistally than faciolingually

Question 9

Crown of max incisors is ____ on labial side

Answer 9

Convex

Question 10

Crown of max incisors is ____ on lingual side

Answer 10

Concave

Question 11

Greater crown to root ratio

Answer 11

Max centrals

Question 12

Max central incisors mesioincisal angle is

Answer 12

Sharp (90°)

Question 13

Mand incisors crown is wider

Answer 13

Faciolingually than mesiodistally

Question 14

Mand centrals cervical line curves more incisally on

Answer 14

Mesial

Question 15

Mand centrals height of curvature of the cervical line is greater on

Answer 15

Mesial

Question 16

Canines have a single conical cusp with a

Answer 16

Well developed mesiofacial love

Question 17

Max canines cervical lines curves more incisally on

Answer 17

Mesial than distal

Question 18

Mand canines lingual surface almost

Answer 18

Smooth with poorly developed ridges Cingulum and fossa

Question 19

Premolars have at least how many cusps

Answer 19

2 cusps

Question 20

Maxillary premolars how many cusps

Answer 20

2 major; buccal and lingual

Question 21

Max premolars are wider

Answer 21

Faciolingually than mesiodistally

Question 22

Max premolars facial and lingual cusps nearly the same

Answer 22

Height

Question 23

Max first premolar facial cusp is slightly

Answer 23

Longer than lingual cusp

Question 24

Maxillary 1st premolar how many roots

Answer 24

2

Question 25

Mand premolars cusps

Answer 25

Prominent facial cusp with one or two much smaller lingual cusps

Question 26

Mand 1st premolar occlusal surface tilted towards

Answer 26

Lingual side

Question 27

Mand first premolar cervical line on medial curves more

Answer 27

Occlusally than on distal

Question 28

Maxillary molars crowns wider

Answer 28

Faviolingually than mesiodistally
(3 roots: 2 facial 1 lingual)

Question 29

Where is 5th cusp situated on max first molar

Answer 29

Mesiolingual cusp

Question 30

Mand molars crowns wider

Answer 30

Mesiodistally than faciolingually

Question 31

Mand first molar how many cusps how many roots

Answer 31

3 facial cusps
2 roots

Question 32

How many roots and canals do max first molars have

Answer 32

3 roots 4 canals

Question 33

How many roots and canals do max second molars have

Answer 33

3 and 3

Question 34

How many roots and canals do mand first molars have

Answer 34

2 roots 3 canals

Question 35

Mand second molar roots and canals

Answer 35

2 and 2