Teeth/Age Determination Flashcards

1
Q

How many teeth does a mature mare have?

A

36

Source: Horse Science (National 4-H Council), p. 16 / The Horse, Evans, p. 92

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2
Q

What are wolf teeth?

A

The small teeth that may appear in front of the upper pre-molars

(Source: Horse Science (National 4-H Council), p. 17)

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3
Q

At what age do the first of the central incisors appear?

A

2 1/2 years

Source: Horses and Horsemanship, Ensminger, p. 52

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4
Q

The front teeth of a horse are used to determine age. What are the front teeth called?

A

Incisors

Source: Horse Science (National 4-H Council), p. 14

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5
Q

Name three ways to estimate the age of horses by appearance of their teeth.

A

Occurrence of permanent teeth, disappearance of cups, angle of incidence, shape of the surface of the permanent teeth

(Source: Horse Science (National 4-H Council), p. 15)

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6
Q

When looking at a profile, or side view of the horse’s mouth, what is the term for the angle formed where the upper and lower incisor teeth meet?

A

Angle of Incidence OR Angle of Bite

Source: Horse Science (National 4-H Council), p. 14, 17 / Illustrated Dictionary of Equine Terms, p. 11

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7
Q

The young horse has how many deciduous teeth?

A

24

Source: The Horse, Evans, p. 92 / AYHC Horse Industry Handbook, 240-2

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8
Q

Removing the sharp edges of a horse’s teeth with a rasp is known as what?

A

Floating

Source: Illustrated Dictionary of Equine Terms, p. 110

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9
Q

A horse’s age can be determined considerably accurate by examining the incisors. How many incisors does a mature horse have?

A

12 incisors

Source: Horse Science (National 4-H Council), p. 14

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10
Q

Artificially altering the teeth of an older horse in an attempt to sell them as a younger horse is called what?

A

Bishoping

(Source: Illustrated Dictionary of Equine Terms, p. 29 / Horses Science (National 4-H Council), p. 17 / Horses and Horsemanship, Ensminger, p. 55)

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11
Q

What are the characteristics of the teeth found on a 12 year old horse?

A

The cups have disappeared in the upper and lower incisors and the horse has a “smooth mouth”

(Source: Horses and Horsemanship, Ensminger, p. 53)

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12
Q

At the age of one month, how many incisor teeth are visible?

A

4

Source: Horses and Horsemanship, Ensminger, p. 51

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13
Q

Give the name for the teeth that appear in the interdental space on the male horse at 5 years of age.

A

Canine Teeth

Source: Horse Science (National 4-H Council), p. 14

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14
Q

What is the common name for the first upper premolar?

A

Wolf Teeth

Source: The Horse, Evans, p. 92

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15
Q

The space between the incisors and the molars is called the…..?

A

Interdental Space

Source: Illustrated Dictionary of Equine Terms, p. 153

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16
Q

Name the rear or grinding teeth of the horse.

A

Molars

Source: Horse Science (National 4-H Council), p. 15

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17
Q

What is a good way to determine the age of your horse?

A

By examining the teeth (incisors)

Source: Horse Science (National 4-H Council), p. 14 / The Horse, Evans, p. 92 / AYHC Horse Industry Handbook, 240-1

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18
Q

What term describes a horse that has a complete set of permanent incisors?

A

Full Mouth

Source: Horse Science (National 4-H Council), p. 14

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19
Q

What are the teeth that erupt in the interdental spaces of some stallions and geldings called?

A

Tushes

Source: The Horse, Evans, p. 92 / Illustrated Dictionary of Equine Terms, p. 276

20
Q

What is the smooth biting surface of the upper and lower incisors after the cups have disappeared at 11 years of age or older called?

A

Smooth Mouth

Source: Horse Science (National 4-H Council), p. 15

21
Q

What are molars?

A

Rear teeth or grinding teeth

Source: Horse Science (National 4-H Council), p. 15

22
Q

Is a smooth-mouthed horse older or younger than 12 years old?

A

Older

Source: Horse Science (National 4-H Council), p. 15 / Horses and Horsemanship, Ensminger, p. 53

23
Q

What are small pointed teeth that sometimes appear at the base of the first pre-molar tooth?

A

Wolf Teeth

Source: The Horse, Evans, p. 92

24
Q

The young horse has 24 temporary teeth. What is another name for milk teeth?

A

Deciduous Teeth

Source: The Horse, Evans, p. 92

25
Q

How many teeth does the mature male horse have?

A

40

Source: The Horse, Evans, p. 92

26
Q

Which teeth come in first, temporary or permanent?

A

Temporary

Source: Horse Science (National 4-H Council), p. 15 / AYHC Horse Industry Handbook, 240-2

27
Q

Name the top part of the tooth protruding above he gum.

A

Crown

Source: Horse Science (National 4-H Council), p. 14 / Horses and Horsemanship, Ensminger, p. 54

28
Q

What do you call the third set of incisors (those next to the interdental space)?

A

Corners

Source: AYHC Horse Industry Handbook, 240-1

29
Q

The second set of incisors is called what?

A

Intermediates

Source: AYHC Horse Industry Handbook, 240-1

30
Q

Name two ways to distinguish permanent teeth from temporary teeth.

A

Permanent teeth have greater size, darker color, broader neck showing no constriction and greater width from side to side

(Source: Horses and Horsemanship, Ensminger, p. 50)

31
Q

Define incisor.

A

Slender teeth in front used for biting grass, feed, etc

Source: Horse Science (National 4-H Council), p. 14

32
Q

What are the first centrally located incisors called?

A

Centrals

Source: AYHC Horse Industry Handbook, 240-1

33
Q

What teeth does a male horse have that a mare seldom has?

A

Canine Teeth

Source: AYHC Horse Industry Handbook, 240-3 / Horse Science (National 4-H Council), p. 16 / The Horse, Evans, p. 92

34
Q

Age of the horse can best be estimated by examining what things about their teeth?

A

Wear & slant of the incisor teeth

Source: The Horse, Evans, p. 93

35
Q

What is the angle of incidence?

A

Angle formed where the upper & lower incisors meet

Source: AYHC Horse Industry Handbook, 240-3 / Horse Science (National 4-H Council), p. 17

36
Q

Referring to teeth, what is another name for a tush?

A

Canine tooth

Source: AYHC Horse Industry Handbook, 240-3 / The Horse, Evans, p. 92

37
Q

Which teeth can be examined for wear & slant to best estimate the age of a horse?

A

Incisors

Source: AYHC Horse Industry Handbook, 240-1 / Horse Science (National 4-H Council), p. 14

38
Q

What is meant by the term “full mouth”?

A

The horse has a complete set of permanent incisors (5 years old)

(Source: AYHC Horse Industry Handbook, 240-2 / Horse Science (National 4-H Council), p. 14)

39
Q

The hollow space on the wearing surface of the incisor is called what?

A

Cups

Source: Horse Science (National 4-H Council), p. 14

40
Q

How often is it recommended to float teeth?

A

Once yearly

Source: The Horse, Evans, p. 96 / AYHC Horse Industry Handbook, 405-2

41
Q

Referring to teeth, what does the term “in wear” mean?

A

A pair of teeth where the biting surfaces are in direct contact causing wear on their surfaces

(Source: Horse Science (National 4-H Council), p. 15)

42
Q

If a stallion or gelding has wolf teeth, how many permanent teeth would it have?

A

42 teeth

Source: Horse Science (National 4-H Council), p. 16

43
Q

What is another name for a temporary tooth?

A

Milk tooth

Source: The Horse, Evans, p. 92

44
Q

How do you ask a horse to open its mouth?

A

Gently part its lips with your thumb and forefinger

Source: Horse Science (National 4-H Council), p. 14

45
Q

How many teeth does a 1 month old horse have?

A

4 teeth

Source: Horse Science (National 4-H Council), p. 16