Exam 2 - Dentistry SA

Question 1

treatment for persistent deciduous teeth

Answer 1

careful & slow extraction
- elevation for incisors
- elevation & section for premolars
- mucogingival flap for canines to avoid fracture/damage to permanent teeth

Question 2

treatment of permanent teeth for class 2 malocclusion (mandibular brachygnathism)

Answer 2

incline plane or crown extension
vital pulp therapy
extract mandibular canines (least desirable)

Question 3

most common teeth for suborbital swelling

Answer 3

distal root of PM3
PM4
M1

Question 4

treatment for endodontic disease

Answer 4

dog < 18 mo - extraction, RCT, vital pulp therapy 1 wk after fracture

dog > 18 mo - extraction, RCT, vital pulp therapy 48hr after fracture

Question 5

treatment for type I resorption lesion

Answer 5

extractions

Question 6

treatment for type II resorption lesion

Answer 6

fully extract or crown amputation

Question 7

treatment for type III resorption lesion

Answer 7

partial full extraction +/- partial crown amputation

Question 8

causes of localized gingival enlargement in a dog

Answer 8

inflammation
drug-induced
- calcium channel blockers (e.g. amlodipine)
- anticonvulsants
- cyclosporine
neoplasia
genetics

Question 9

what can result because of gingival enlargement

Answer 9

obstructive-normal occlusion and/or mastication
pseudopockets

Question 10

treatment for gingival enlargement

Answer 10

gingival reduction

Question 11

causes of abrasion

Answer 11

bones, balls, bars

Question 12

treatment for stage 1 PD

Answer 12

gingivitis only - home care

Question 13

treatment for stage 1-2 PD

Answer 13

dental cleaning +/- closed root planing

Question 14

treatment for stage 2-3 PD

Answer 14

dental cleaning +/- closed or open (>6mm) root planing, extraction if complete furcation exposure

Question 15

treatment for stage 4 PD

Answer 15

extraction

Question 16

normal gingival sulcus depth in dogs and cats

Answer 16

1-3mm dogs
0.5mm cats

Question 17

what is circumferential plaque/calculus indicative of

Answer 17

oronasal fistula

Question 18

canine permanent tooth formula

Answer 18

3142
3143

Question 19

feline permanent tooth formula

Answer 19

3131
3121

Question 20

components of periodontium

Answer 20

gingiva
cementum
periodontal ligament
alveolar bone

Question 21

canine deciduous formula

Answer 21

313
313

Question 22

feline deciduous formula

Answer 22

313
312

Question 23

where do permanent incisors erupt

Answer 23

maxillary - palatal
manidbular - lingual

Question 24

where do permanent canines erupt

Answer 24

maxillary - mesial
mandibular - lingual

Question 25

where do permanent premolars erupt

Answer 25

maxillary - palatal
mandibular - lingual

Question 26

what deciduous teeth do dogs NOT have

Answer 26

no deciduous PM1
no deciduous molars

Question 27

5 characteristics of deciduous teeth

Answer 27

long spindly roots
large pulp chambers/root canals
thin dentinal walls
increased translucency
small pointy crowns

Question 28

signs of periodontal disease

Answer 28

sulcus depth >3mm in dogs, >1mm in cats
gingival recession
gingival fistula

Question 29

signs of endodontic disease

Answer 29

fractured tooth
mucogingival fistula
maxillofacial swelling near apex of teeth
discolored tooth

Question 30

what tooth commonly has supernumerary roots

Answer 30

PM3

Question 31

where do slab fractures commonly occur on the maxilla? mandible?

Answer 31

maxilla - buccal
mandibular - lingual