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Clinical Skills > Herbivore dentistry > Flashcards

Herbivore dentistry Flashcards

1
Q

Why are dental problems common in herbivores?

A 
Lots of teeth in skull
Abnormal skull shapes from breeding
Teeth made up of different hardness
Herbivores fed unnatural diet
(Horses) bridals and dentition
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2
Q

What is the rabbit for rabbits permanent and deciduous teeth?

A

I2/1
C0/0
PM3/2
M3/3

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3
Q

What is the formula for permanent horse teeth?

A

I3/3
C1/1 or C0/0
PM 3/3 or PM4/4
M3/3

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4
Q

What is the formula for deciduous horse teeth?

A

I3/3
C1/1 or 0/0
PM 3/3 or 4/4
M0/0

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5
Q

What type of teeth do rabbits have? What do these terms mean?

A

Hypsodont (high crown)
Aradicular (no true root)
Elodont (continuously grow)

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6
Q

What type of teeth do horses have?

A

Hypsodont (high crown)

Radicular (true root)

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7
Q

At what rate do rabbit teeth erupt?

A

3-4 mm/week incisors
3-4mm/month cheek teeth
Mandibular are faster than maxillary

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8
Q

At what rate do horse teeth erupt?

A

3-4mm/year

same rate as wear

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9
Q

How often should rabbit teeth be examined?

A

Every 6 months but 3 months preferable

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10
Q

How often should horse teeth be examined?

A

2.5-5 years = 6 mo
5-12 years = yearly
12+ = 6 mo

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11
Q

What are rabbits peg teeth?

A

Secondary rudimentary incisors

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12
Q

Describe a problem of a rabbit with incisor malocclusion

A

Lower incisors have sharp cutting edge maintained by contact with upper incisors
Overgrowth

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13
Q

How do rabbits cheek teeth and incisors work separately?

A

Cheeks fold into diastema

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14
Q

What is the Curve of Spee?

A

Curve of maxillary teeth

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15
Q

What do you have to be careful of when near mandibular cheek teeth?

A

Lingual artery

Runs medial to cheek teeth

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16
Q

What are tooth cutters used for in a rabbit?

A

Reduce enamel spurs

NOT reducing crown length

17
Q

Describe the eruption and shedding of rabbit deciduous teeth

A

Erupt in utero
Incisors shed at birth
Adult teeth present at 5 wks

18
Q

Horses may or may not have canines (tushes) or first premolar (wolf teeth). These can cause problems with bits so may be removed. What number teeth are tushes and wolf teeth?

A

Tushes - 04

Wolf teeth - 05

19
Q

At what age do tushes and wolf teeth erupt?

A

5 y/o

20
Q

Which teeth in horses are not elodont?

A

Wolf teeth - brachydont

low crowned

21
Q

At what age is the Curve of Spee at it’s widest in horses

A

9-10

22
Q

Maxillary teeth are wider than mandibular. This can lead to overgrowths, ulcers and abrasions on which surface of the teeth?

A

Maxillary teeth = buccal aspect

Mandibular teeth = lingual aspect

23
Q

What are 4 year old bumps?

A

Firm swellings on mandible during eruption of cheek teeth

24
Q

Deciduous teeth in horses have no molars. What is the difference between deciduous and permanent incisors?

A

Deciduous incisors are small and whiter than permanent

25
Q

What are the 4 parts to the dental exam?

A

History
Extra oral
Intra oral
Dental charting and treatment

26
Q

What should you find out when doing history?

A

Signalment
Last exam
Diet
Any issues/concerns

27
Q

What equipment is needed for a dental?

A 
Gags
Probes
Picks
Dental rasps - hand/electric
Mirror/syringe etc
28
Q

How do you do perform an extra oral exam?

A 
Check facial symmetry
Percuss sinuses
Palpate for swellings or discomfort in intermandibular space, parotid gland, submandibular lymph node, cheeks
Examine dewlap (rabbits)
Check lateral movement and occlusion
Check lips
29
Q

How do you perform an intra oral exam?

A

Flush mouth out with dilute chlorhexidine or saline
Rasp buccal angle of maxillary teeth before applying gag
Insert gag or oral speculum
Probe infundibulum and gingival sulcus
Rasp mandibular teeth and maxillary teeth
Fill dental chart

30
Q

At what angle should you rasp teeth? What is the aim of rasping?

A

45 degrees

Not aiming to smooth tooth completely

31
Q

Sharp points on cheek teeth are normal. What is not normal?

A

Spurs

32
Q

When probing the gingival sulcus, how many points should be probed? The gingival sulcus is a pocket if it is not more than…

A

6
5mm (horse)
2mm (rabbit)

Clinical Skills (12 decks)

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