Oral Anatomy: Anteriors

Question 1

Where is the greatest CEJ contour of all teeth?

Answer 1

Mesial of max central

Question 2

T/F: The max central has the longest crown.

Answer 2

False

2nd to mand canine

Question 3

T/F: Max central has the widest M-D of all anterior teeth.

Answer 3

True

Question 4

Which teeth have the narrowest incisal embrasure of all max teeth?

Answer 4

Central incisors

Question 5

How many developmental grooves are on the max central incisor?

Answer 5

4

Question 6

T/F: From the occlusal view of a max central, the F-L dimension is greater than the M-D.

Answer 6

False

M-D dimension is greater from the occlusal

Question 7

T/F: The cingulum of the max central leans slightly distal.

Answer 7

True

Question 8

Which tooth is the least likely to have a divided root canal?

Answer 8

Max central incisor

Question 9

Which is the most common tooth to have a palato-radicular groove?

Answer 9

Max lateral incisor

Question 10

T/F: The max lateral is the most common congenitally missing tooth and variable tooth.

Answer 10

False

Third most common

Question 11

T/F: The occlusal shapes of max centrals and laterals are the both triangular.

Answer 11

False

Max central: triangular

Max lateral: oval

Question 12

Which tooth has the most developed lingual anatomy of anterior teeth?

Answer 12

Max lateral incisor

Most prominent cingulum, lingual pit, lingual concave surface

Question 13

T/F: The root of the max central is longer than the max lateral root.

Answer 13

False

Same length

Question 14

T/F: The max canine is the longest overall tooth, and has the longest cusp.

Answer 14

True

Question 15

T/F: The max canine has a longer crown than the mand canine.

Answer 15

False

Third longest crown behind mand canine, and max central

Question 16

Which anterior tooth is the widest buccal-lingually?

Answer 16

Max canine

Question 17

T/F: The cusp tip of the max canine is centered over the root.

Answer 17

True

Question 18

Which cusp ridge is the longest in the max canine?

Answer 18

Distal cusp ridge

Question 19

Which surface of the max canine is the straighter surface?

Answer 19

Mesial

Question 20

T/F: From the occlusal view of the max canine, the F-L dimension is greater than the M-D dimension.

Answer 20

True

Question 21

Where is the cusp tip located on the max canine from the occlusal view?

Answer 21

Slightly M-F

Question 22

T/F: The cingulum of the max canine is centered.

Answer 22

True

Prominent lingual ridge separates fossa into mesial and distal lingual fossae

Question 23

The __________ has the longest root in the mouth.

Answer 23

max canine

Question 24

Which is the first succedaneous tooth to erupt?

Answer 24

Mand central

Question 25

T/F: The incisal edge of the mand central is centered over the long axis.

Answer 25

False Slightly lingual

Question 26

T/F: The F-L dimension of the mand central is greater than the M-L dimension, from the occlusal view.

Answer 26

True

Question 27

Which side of the root of a mand central has a deeper depression?

Answer 27

Distal

Question 28

T/F: The root of a mand central is longer than a max central.

Answer 28

True

Question 29

What is the only anterior tooth to occlude with one tooth?

Answer 29

Mand central

Question 30

The ________ is the second smallest tooth after the mand central.

Answer 30

mand lateral

Question 31

The crown of a mand lateral is tilted _________.

Answer 31

distally

Question 32

T/F: The mand lateral is wider F-L than M-D.

Answer 32

True

Question 33

Which tooth has the longest root of all incisors?

Answer 33

Mand lateral

Question 34

Which side of the root of a mand lateral has the deepest depression?

Answer 34

Mesial

Question 35

Which tooth has the longest crown and is the second longest overall tooth?

Answer 35

Mand canine

Question 36

Which tooth has the second longest root after the max canine?

Answer 36

Mand canine

Question 37

Which canine has the most prominent facial ridge?

Answer 37

Max canine

Question 38

T/F: Like the max canine, the mesial cusp ridge of the mand canine is shorter than the distal cusp ridge.

Answer 38

True

Question 39

Which proximal surface of the mand canine is straight?

Answer 39

mesial

Question 40

T/F: From the occlusal of the mand canine, the F-L dimension is wider than the M-D dimension.

Answer 40

True

Question 41

Which two anterior teeth have a wider M-L dimension than F-L dimension when viewed from the occlusal?

Answer 41

Max central and lateral

Question 42

T/F: The cingulum of the mand canine is slightly distal.

Answer 42

True

Question 43

Which anterior tooth is most likely to have a bifurcated root?

Answer 43

Mand canine

Question 44

The root of which anterior tooth may be mesially inclined?

Answer 44

Mand canine