Dentistry parts 1 & 2

Question 1

Which dog breeds have mesaticephalic skull types?

Answer 1

Golden retrievers, shepherds, beagles
(normal length)

Question 2

Which dog breeds have dolichocephalic skull types?

Answer 2

Daschunds, standard poodles, greyhound, doberman, whippets, collies
Comes with extra teeth and narrow mandible

Question 3

Which dogs breeds have brachycephalic skull types

Answer 3

Boxer*, bull dogs, bull mastiff, cane corso , rottie, pug, pekingese, etc.

Question 4

What problems do breeds with brachycephalic skull types have?

Answer 4

Abnormal bites
Rotation/ teeth crowding
Missing/ extra teeth (boxers usually predisposed to this → impaction)

Question 5

Incisors

Answer 5

Picking objects, nibbling-off small meat off the bone, grooming

Question 6

Canines

Answer 6

Preying (stabbing), catching and holding prey, tearing lower K9 teeth holding tongue in place

Question 7

Premolars

Answer 7

Breaking into small pieces (shearing with sharp edges)

Question 8

Molars

Answer 8

Grindings (wide occlusal surface)

Question 9

K9 teeth

Answer 9

Deciduous: 2x (I 3/3, K9 1/1, PM 3/3)= 28
Permanent: 2x (I 3/3, K9 1/1, PM 4/4, M 2/3)=42

Question 10

Feline teeth

Answer 10

Deciduous: 2x (I 3/3, K9 1/1, PM 3/2)= 26
Permanent: 2x (I 3/3, K9 1/1, PM 3/2, M 1/1)= 30

Question 11

How does the feline Triaden System differ than K9s?

Answer 11

5 and 10 missing at the top
5 and 6, 10 and 11 missing on the bottom
Only 3 cheek teeth on the bottom

Question 12

Carnassial teeth

Answer 12

Largest cheek teeth
Upper 4th PM (108 & 208)
Lower 1st M (309 & 409)

Question 13

Normal occlusion

Answer 13

Scissor bite @ incisors
Shearing PM with maxillary teeth to mandibular teeth
Cheek teeth: pinking shears

Question 14

Diastema

Answer 14

Gap between teeth
Space between 103/203 and 404/304 and 104/204

Question 15

Malocclusion (mesioversion) Class 1

Answer 15

Normal jaw relationship
One or more teeth out of alignment or rotated

Question 16

MAL 1/ MV tx

Answer 16

Early detection
Anesthetize oral exam (rule out trauma)
Rads to rule out root pathology
Determine client compliance
Benign monitoring/ orthodontics referral /extraction

Question 17

Malocclusion (Linguoversion) Class 1

Answer 17

Linguoversion (LV): tooth with lingual deviation
Common with standard poodles, new poodle mixes

Question 18

MAL 1/ LV tx

Answer 18

same as MV
Extraction of deciduous if any +/- crown shortening with endodontics

Question 19

MAL2 (mandibular distoclusion)

Answer 19

Mandible shorter than maxilla
Overbite, overjet, parrot mouth and overshot
AKA mandibular brachygnathism

Question 20

MAL3 (mandibular mesioclusion)

Answer 20

Mandible longer than maxilla
Underbite, undershot
AKA mandibular prognathism

Question 21

MAL4 (maxillomandibular asymmetry)

Answer 21

Asymmetry in a rostrocaudal, side to side or dorsoventral direction

Question 22

Enamel

Answer 22

Hardest and most mineralized tissue in the body
0.5 mm in dog and 0.2 mm in cats
Cannot be restored

Question 23

Dentine

Answer 23

Bulk of tooth continuously deposited through life
Reparative or tertiary dentine (second to trauma o excessive wear)
Enamel defect → dentine is brown

Question 24

Pulp

Answer 24

CT, BVs, lymphatics and nerves → provides nutrition
Pulp chamber (canal), root canal (root)

Question 25

Peridontium

Answer 25

Composed by:
1. Gingiva: ST surrounding tooth and alveolar bone
2. Periodontal ligament: attaches root cementum to alveolar bone
3. Cementum
4. Alveolar bone

Question 26

Cementum

Answer 26

Avascular bone-like tissue
Tooth support (connects tooth to body)

Question 27

What is the purpose of a dental

Answer 27

Cleaning, diagnostic imaging, probing, and tx as needed
prophy: prevention of dz

Question 28

Oral assessment, treatment and prevention (oral ATP)/ Complete oral health assessment and treatment (COHAT)

Answer 28

1. Intubation
2. Diagnostic imaging
3. Chlorhexidine lavage
4. Supra-gingival cleaning above gum line
5. Sub-gingival cleaning below gum line
6. Tooth by tooth oral exam and charting
7. +/- exodontics or endodontics
8. +/- periodontal therapy (doxirobe)
9. +/- anti-plaque sealants (oravet, SANOS)
10. +/- fluoride

Question 29

Radiography checkpoints

Answer 29

Ligament (wide or lost)
Pulp width (large)
Root of apex