Lecture 1

Question 1

What are the carnassial teeth?

Answer 1

Maxillary premolar 4 and mandibular molar 1

Question 2

Function of incisors?

Answer 2

Grooming, nipping, grasping and tearing

Question 3

Function of canines?

Answer 3

Used for stabbing and holding prey

Question 4

Function of premolars?

Answer 4

Holding and slicing prey

Question 5

Function of molars?

Answer 5

Slicing and or grinding food)

Question 6

What is a puppies dental formula?

Answer 6

2x (I 3/3, C 1/1, PM 3/3) = 28

Question 7

When does a puppies and kittens total deciduous dentition come in?

Answer 7

2-3 months

Question 8

When teeth dont puppies have?

Answer 8

Molars and no PM1

Question 9

What is the dog dental formula?

Answer 9

2x (I 3/3, C 1/1, PM 4/4, M2/3) = 42

Question 10

When do permanent teeth erupt in the dog?

Answer 10

3-4 months incisors and PM1
4-6 months canines, PM2, PM3, PM4 and molar teeth
6-7 months Mandibular M3 erupts

Question 11

Dental formula for a kitten?

Answer 11

2 x (I 3/3, C 1/1, PM 3/2) = 26

Question 12

What deciduous teeth do kittens not have?

Answer 12

molars

Question 13

Dental formula for a cat?

Answer 13

2x (I 3/3, C 1/1, PM 3/2, M 1/1) = 30

Question 14

When is cat eruption complete?

Answer 14

6-7 months

Question 15

When is secondary and tertiary dentine formed?

Answer 15

Secondary = deposited throughout life
Tertiary = after trauma or tooth wear

Question 16

What is the number given to canines, maxillary PM4 and mandibular M1?

Answer 16

Canines end in 04
PM4 ends in 08
M1 ends in 09

Question 17

How is the starting numbers of the tooth system allocated?

Answer 17

Upper right = 1
Upper left = 2
Lower left = 3
Lower right = 4

Question 18

What is the type of mucosa covering most of the oral cavity?

Answer 18

a non-keratinised stratified squamous epithelium (buccal mucosa, labial mucosa, soft palate, floor of the mouth and ventral tongue surface)

Question 19

Where is the oral cavity is there keratinised stratified squamous epithelium?

Answer 19

Hard palate, attached gingiva and tongue surface

Question 20

What is a Mal/1?

Answer 20

Arches are in a normal position but one or more teeth are mispositioned e.g rotated, base narrower then canines

Question 21

What is a Mal/2?

Answer 21

Retrognathism undershot jaw

Question 22

What is a Mal/3?

Answer 22

Prognathism overshot jaw

Question 23

What is a Mal 4?

Answer 23

Wry bite from unequal arch development with a centre line displacement.

Question 24

Go through the calculus index 0-3

Answer 24

0 = no calculus
1 = some supragingival calculus covering <1/3 of buccal tooth surface
2 = moderate calculus covering 1/3 to 2/3 buccal tooth surface with minimal subgingival deposit
3 = abundant soft plaque covering >2/3 buccal tooth surface

Question 25

What are the different gingival scores?

Answer 25

``` 0 = normal 1 = marginal gingivitis, mild swelling, some colour change, no BOP 2 = moderate swelling and inflamm of gingiva, BOP 3 = Marked swelling and inflammation, spontaneous bleeding ```

Question 26

Furcation classification?

Answer 26

``` 1 = probe extends <1/2 into furcation 2 = probe extends more then 1/2 into furcation but not through 3 = probe extends through furcation ```

Question 27

Mobility classification?

Answer 27

``` 0 = normal 0.2mm 1 = 0.2-0.5mm 2 = 0.5-1mm laterally 3 = >1mm laterally or vertically ```

Question 28

Tooth resorption scale?

Answer 28

``` 1 = mild dental hard tissue loss (cementum) 2 = moderate dental hard tissue loss (cementum and/or undermining enamel with loss of dentin, does not involve pulp chamber) 3 = deep hard tissue loss, extends into pulp 4 = significant coronal tooth structure loss 5 = crown lost radiographs show remnants of root ```

Question 29

Periodontal disease index?

Answer 29

``` 0 = normal 1 = gingivitis without attachment loss 2 = <25% attachment loss or grade 1 furcation 3 = 25-50% attachment loss or grade 2 furcation 4 = >50% attachment loss or grade 3 furcation ```