Week 2

Question 1

Where is an incisal gingival contact point viewed from?

Answer 1

The facial or lingual

Question 2

Where is a buccal lingual contact point viewed from?

Answer 2

The occlusal

Question 3

T or F: The distal incise-gingival contact point is either the same level or more gingival than the mesial incisors-gingival contact point of ANTERIOR teeth

Answer 3

True

Question 4

T or F: All posterior teeth incisal-gingival contact points are in the middle third of the crown

Answer 4

FALSE: The mesial surface of all molars are at the junction of occlusal and middle third.

Question 5

T or F All teeth have facial/buccal lingual contact points in the middle third of the tooth

Answer 5

True, but posterior teeth have contact points leaning toward facial

Question 6

Facial embrasure is always thinner than lingual embrasure EXCEPT:

Answer 6

Mandibular centrals (F=L)
Maxillary 1st molar (F>L)

Question 7

Facial height on contour is in the cervical third for all teeth EXCEPT:

Answer 7

Mandibular molars are in the junction of cervical and middle third

Question 8

T or F Lingual height on contour is in the cervical third on anterior teeth

Answer 8

True

Question 9

Lingual height on contour is in the middle third of posterior teeth EXCEPT

Answer 9

Mandibular second premolar in the occlusal third

Question 10

When does the root finish forming after eruption?

Answer 10

2.5 years

Question 11

On anteriors, is mesio-incisal angle more “square” or more “rounded” than the distal?

Answer 11

More square

Question 12

T or F From a facial view, all crowns are shaped like a trapezoid

Answer 12

TRUE like a football player

Question 13

T or F Anterior teeth from a proximal view, shaped like a triangle

Answer 13

TRUE

Question 14

Max Anteriors: The Inciso-gingival contact points from mesial to distal are: Incisal to IM Junc, IM junction to middle, IM junction to middle

Answer 14

True

Question 15

Mand Anteriors: The Inciso-gingival contact points from mesial to distal are: Incisal to incisal, incisal to incisal, incisal to mid 1/3

Answer 15

True

Question 16

Max Lateral inciso-gingival contact points

Answer 16

incisal middle junction (M)
middle (D)

Question 17

Max Canine inciso-gingival contact points

Answer 17

incisal middle junction (M)
middle (D)

Question 18

Mand Canine inciso-gingival contact points

Answer 18

incisal (m)
middle (d)

Question 19

Max central inciso-gingival contact points

Answer 19

incisal (m)
Junction of Incisal and middle (D)

Question 20

Mand central and lateral inciso-gingival contact points

Answer 20

incisal (M and D)

Question 21

Which embrasure is larger on the maxillary first molar, the facial or lingual?

Answer 21

Facial

Question 22

Which embrasure is larger on the mand centrals, the facial or lingual?

Answer 22

They are the same

Question 23

Which embrasure is larger on the mandibular first molar, the facial or lingual?

Answer 23

lingual, like all teeth except the max first molar (F>L) and mand centrals (F=L)

Question 24

Which embrasure is larger on the maxillary first premolar, the facial or lingual?

Answer 24

lingual, like all teeth except the max first molar (F>L) and mand centrals (F=L)

Question 25

Which embrasure is larger on the mand second premolar, the facial or lingual?

Answer 25

lingual, like all teeth except the max first molar (F>L) and mand centrals (F=L)

Question 26

Where is the cingulum located on the max lateral?

Answer 26

Centered lingually

Question 27

Where is the cingulum located on the max canine?

Answer 27

centered lingually

Question 28

Where is the cingulum located on the mand central?

Answer 28

centered lingually

Question 29

Where is the cingulum located on the max central?

Answer 29

Distal lingually

Question 30

Where is the cingulum located on the mand lateral?

Answer 30

distal lingually

Question 31

Where is the cingulum located on the mand canine?

Answer 31

distal lingually

Question 32

Which ANTERIOR tooth is the widest anterior M-D?

Answer 32

Max Centrals

Question 33

Which is the only tooth with a cross section through the CEJ that appear triangular?

Answer 33

Max Central Incisor

Question 34

Most common congenitally missing or malformed teeth

Answer 34

1. 3rds 2. max laterals 3. mand 2nd premolar

Question 35

T or F: The Max lateral root is shorter than the mand central root

Answer 35

False, it is long or longer and is distally inclined

Question 36

T or F: the max lateral incisor incisal edge slopes cervically from mesial to distal

Answer 36

True

Question 37

True or False: on the lateral max incisor, the distal marginal ridge is smaller than the mesial marginal ridge

Answer 37

Yes, due to the cervical slope of the incisal edge

Question 38

T or F from the incisal view, the max lateral incisor is more oval than the central

Answer 38

True

Question 39

Which tooth has a cingulum that is in the central and which is more distal? Max central or lateral

Answer 39

Max central cingulum is more distally displaced. Max lateral cingulum is more central

Question 40

T or F The mand lateral has a distal lingual groove that makes scaling and root planing here more difficult

Answer 40

True

Question 41

Smallest tooth in the mouth

Answer 41

Mand central incisor

Question 42

Narrowest tooth mesial distally

Answer 42

Mand Central incisor

Question 43

Most symmetrical tooth

Answer 43

mand centrals, very hard t tell the difference between #24 and #25. Also why the facial is the same size as the lingual embrasure--because it's so symetrical

Question 44

First succedaneous teeth

Answer 44

mand centrals

Question 45

Has smallest facial and lingual embrasure

Answer 45

mand centrals

Question 46

T or F The incisal edge of the mand central is facial to the long axis of the tooth

Answer 46

false, it is lingual

Question 47

Which groove is more pronounced on the root of mand centrals? M or D?

Answer 47

Distal groove is much more pronounced in the mand centrals

Question 48

Which tooth has an incisal edge that is twisted on its apex?

Answer 48

Mandibular lateral incisors

Question 49

T or F Mand Laterals incisal edge is lingual to axis

Answer 49

True

Question 50

Which tooth cingulum is more distal and more centered? Mand central and lateral

Answer 50

Mand Central: centered Mand Lateral: distal

Question 51

Which tooth has a sloped incisal ridge? mand central or lateral

Answer 51

mand lateral

Question 52

Which tooth has a more rounded distal incisal angle? mand central or lateral

Answer 52

Mand lateral

Question 53

Which ANT tooth has the least defined lingual anatomy?

Answer 53

Mand lateral

Question 54

24:49 of Permanent Anterior Teeth

Answer 54

BIDEO

Question 55

Do canines have mamelons

Answer 55

no

Question 56

Which anterior has a lingual ridge?

Answer 56

Canine

Question 57

Which anteriors have two fossa?

Answer 57

Canines

Question 58

Which tooth has the longest root? Max or mand canine?

Answer 58

Max

Question 59

Which tooth has the longest crown? Mand canine, max central, or max canine?

Answer 59

mand canine

Question 60

T or F In any teeth with one facial cusp the mesial cusp slope is always shorter than distal cusp slope except permanent max 1st premolars

Answer 60

true

Question 61

Which canine has a slight distal location of the cingulum?

Answer 61

mandibular

Question 62

Which canine incical edge is centered over the axis of the tooth and which is slightly facial?

Answer 62

Facial: Max Centered: Mand