Teeth

Question 1

What is the only soft tissue contained in the tooth?

Answer 1

Pulp

Question 2

Apical foramen

Answer 2

Located at end of each root → allows passage of vessels and nn. in and out of tooth through root canal

Question 3

4 osseous structures associated with teeth

Answer 3

1. Alveolar process
2. Interalveolar septa
3. Interradicular septa
4. Alveolar juga

Question 4

Interalveolar septa

Answer 4

Bone between adjacent teeth

Question 5

Interradicular septa

Answer 5

Bone between roots of same tooth

Question 6

Alveolar juga

Answer 6

Bony elevation over lateral surface of tooth

Question 7

What is periodontium?

Answer 7

Supporting tissues of teeth

Question 8

Periodontium includes?

Answer 8

1. Gingivae
2. Periodontal lig.
3. Cementum
4. Alveolar socket

Question 9

Periodontium contains

Answer 9

1. Fibroelastic fibers
2. Vessels and nn.
3. Specialized cells

Question 10

Gingivae aka?

Answer 10

Gums

Question 11

Gingivae are continuous with?

Answer 11

1. Alveolar periostium

2. Mucosa of vestibule and floor of oral cavity proper

Question 12

Gingival margin

Answer 12

Edge of gingiva not attached to crown

Question 13

Gingival sulcus

Answer 13

Between tooth and gingival margin

Question 14

Periodontal lig.

Answer 14

Attaches root to alveolar b. via Sharpey’s fibers

Question 15

Mucogingival junction

Answer 15

Scalloped indistinct line separating gingiva from oral mucosa → parallels free margin of gingiva

Question 16

Occlusial surface

Answer 16

Contact surface with tooth of opposite jaw

Question 17

Contact surface

Answer 17

Surface which faces adjacent teeth in same row

Question 18

Mesial contact surface

Answer 18

Surface toward first incisor (axial)

Question 19

Distal contact surface

Answer 19

Surface away from first incisor (abaxial)

Question 20

Lingual surface

Answer 20

Surface which faces tongue

Question 21

Vestibular surface

Answer 21

Facing lips (labial) or cheeks (buccal)

Question 22

Dental formula describes?

Answer 22

Number and classification of dentition of species

Question 23

Dental formula abbreviations representing type of tooth

Answer 23

I = incisor

C = canine

P = premolar

M = molar

Question 24

Number of dental formula represents?

Answer 24

Particular tooth on one side of upper or lower arcades

Question 25

Carnassial means?

Answer 25

Largest tooth

Question 26

What tooth is missing in permanent dentition in dog?

Answer 26

M3/

Question 27

Carnassial teeth in dog

Answer 27

P4/ and M/1

Question 28

Missing decidous dentition of cat

Answer 28

Dp1/, Dp/1, Dp/2 and molars

Question 29

Decious carnassial teeth in cat

Answer 29

Dp3/ and Dp/4

Question 30

If the slash is after the number (ex: Dp1/) it means?

Answer 30

Upper

Question 31

If the slash is before the number (ex: Dp/1) it means?

Answer 31

Lower

Question 32

Missing permanent dentition of cat

Answer 32

P1/, P/1, P/2, M2,3/ and M/2,3

Question 33

Permanent carnassial teeth of cat

Answer 33

P4/, M/1

Question 34

Eruption times in dog of deciduous teeth

Answer 34

3-4 weeks, premolars may take slightly longer

Question 35

Eruption times in dog of permanent teeth

Answer 35

Incisors at 4 mo., everything else at 5-7 mo.

Question 36

Eruption times in cat of deciduous teeth

Answer 36

Incisors at 2-3 weeks, followed by canines (3-4 weeks) and premolars (3-6 weeks)

Question 37

Eruption times in cat of permanent teeth

Answer 37

Incisors at 3-4 mo., everything else at 4-6 mo.