Equine Dental Surgery Flashcards

1
Q

What are some ways that dental problems in horses can present?

A

1) weight loss
2) constipation (cold water)
3) Poor performance
4) Head shaking
5) lameness (back pain)

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2
Q

T/F: the first premolar is not always evident in horses?

A

True

-it is rudimentary

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3
Q

What is the curve of Spee?

A

The surface of the cheek teeth are not level all the way to the back of the mouth:
-slopes up

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4
Q

T/F: the mandible is more narrow than the maxillary region

A

TRUE

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5
Q

T/F: the curve of Spee gets more accentuated the older the horse gets

A

TRUE

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6
Q

Are new born foals born with INCISORS?

A

No

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7
Q

At what age does the first incisor appear in FOALs?

A

6 days

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8
Q

At what age does the second INCISOR appear?

A

6 weeks

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9
Q

At what age does the Third incisor appear?

A

6 months

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10
Q

Are foals born with PRemolars?

A

YES

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11
Q

Are foals born with MOLARS?

A

NO

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12
Q

The FIRST MOLAR appears at what age in Horses?

A

1 year

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13
Q

At what age does the SECOND MOLAR appear in FOALS?

A

2 years

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14
Q

At what age does the THRID MOLAR appear?

A

3 years

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15
Q

T/F: foals are born with PRemolars

A

TRUE
-these are baby teeth (rudimentary)

The second premolars are replaced at 2 years

The third premolars are replaced at 3 years

The fourth premolars are replaced at 4 years

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16
Q

At what age does the First incisor get replaced?

A

2.5 years

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17
Q

At what age does the second incisor get replaced?

A

3.5 years

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18
Q

At what age does the third incisor get replaced?

A

4.5 years

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19
Q

Which teeth have cups?

A

The incisors

  • each cup is 6mm deep
  • 2mm of cup is worn off per year
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20
Q

How much cup is worn of per year?

A

2mm/year

21
Q

How deep are equine incisor cups?

A

6mm

22
Q

The cup is gone in the first INCISOR at which age?

A

Gone in 6 years

23
Q

The cup is gone in the second INCISOR at which age?

A

7 years

24
Q

The cup is gone in the third INCISOR at which age?

A

8 years

25
Q

How often do we recommend a dental exam in horses?

A

Once / year

26
Q

T/F: enamel points are at Buffalo side of maxillary teeth and lingual edge of mandibular teeth

A

TRUE

27
Q

Where are the enamel points in maxillary teeth?

A

Buccaneers

28
Q

Where are the enamel points in the mandibular teeth?

A

Lingual edge

29
Q

Enamel points that cause tongue laceration suggest what?

A

Mandibular enamel points

-require floating

30
Q

What do you use to open the horses mouth for floating?

A

Speculum

31
Q

What is Swale’s mouth gag?

A

Equine speculum by Schoupe

-used to open the mouth during floatation

32
Q

What is a Haussmann mouth gag?

A

A speculum used to float teeth in a horses

-has a ratchet

33
Q

How would you float the Lower right arcade?

A

Cranially

34
Q

How would you float the maxillary teeth?

A

Caudally

35
Q

What is a hook?

A

Sharp edge at the 2nd premolar of the maxillary arcade

36
Q

What is a ramp?

A

Caudal edge

  • 3rd molar
  • mandibular arcade
37
Q

What is the wolf tooth?

A

Rudimentary 1st premolar

-not always present

38
Q

What is Sheer mouth?

A

Extreme form of enamel points
- teeth become scissors

CS:
-atrophy masseter muscle

39
Q

Do you want to correct sheer mouth straight away?

A

No

-took a long time to develop, get rid of it slowly

40
Q

You see a 3 year old horse with bumps/unilateral/bilateral. What is this and how do you treat it?

A

Retained deciduous premolars (retained caps)

-crow bar them out

41
Q

Which tooth tends to have problems and why?

A
  • 4th premolar

- last check to erupt (crowding)

42
Q

What diagnostic tool is really good for examining the nasal cavity?

A

ENDOSCOPY

43
Q

Define Extraction

A

Removal of cheek teeth

-Standing anesthesia

44
Q

Define Repulsion?

A

Removal of cheetah teeth under GA

  • trphination
  • sinusotomy (bone flap)
  • Buccotomy
45
Q

What instruments are required for STANDING tooth removal

A

1) long handled molar forceps
2) Molar cutters (too cutters)
3) fulcrum
4) tooth pick

46
Q

What is the Diastemata?

A

natural gap between teeth

47
Q

What do you filled the alveolus with post tooth extraction?

A

PMMA

  • leave for 1 week
  • remove
48
Q

T/F: post trephination for tooth extraction, the site is left open for drainage

A

TRUE

49
Q

What is a Dentigerous cyst?

A
  • congenital anomaly
  • swelling at base of ear
  • contains dental elements
  • TD: complete surgical excision
  • Px: EXCELLENT