Age Weight And Height Of Horse Flashcards

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1
Q

young, unweaned horse

A

foal

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2
Q

what is the birth date considered usually for foals?

A

Jan. 1

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3
Q

young horse 6 months to 1 year old

A

weanling

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4
Q

horse between 1-2 years

A

yearling

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5
Q

horse between 2-3 years

A

2 year old

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6
Q

what is the best way to determine a horses age?

A

good records

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7
Q

what old practice do people still use to determine age on horses when records are not available?

A

teeth

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8
Q

It becomes harder to determine the age using teeth as the horse what?

A

ages

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9
Q

List the four things that also effect aging the horse by the teeth

A

feed, environment, heredity, and disease

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10
Q

stable horses usually appear what than range horses?

A

younger

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11
Q

when might this not be true?

A

cribber

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12
Q

between 4-12 years old is considered what?

A

prime age

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13
Q

24 years but can live to be 30+ years is a horse’s what?

A

average lifespan

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14
Q

what are the two sets of teeth horse’s have?

A

temporary and permanent

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15
Q

temporary teeth are also called what?

A

baby or milk teeth

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16
Q

temporary incisors erupt in pairs at what?

A

8 days, 8 weeks, 8 months

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17
Q

what teeth are more refined where the crown and root meet at the gum line, white in color and more rounded and shorter?

A

baby teeth

18
Q

at what age does the first pair of permanent incisors erupt? (centrals, pincers, nippers)

A

2 1/2 years

19
Q

at what age does the second pair of permanent incisors erupt? (intermediates)

A

3 1/2 years

20
Q

at what age does the last pair of permanent incisors erupt? (corners)

A

4 1/2 years

21
Q

what teeth appear at 4-5 years between incisors and molars of gelding and stallions?

A

canines (tusks)

22
Q

what are deep indentures in the center of the surface of young, permanent teeth?

A

cups

23
Q

at what age does the cups appear smooth on the lower central, intermediate and corners of the teeth?

A

6-8 years

24
Q

at what age does the cups appear smooth on the upper central, intermediate, and corner of the teeth?

A

9-11 years

25
Q

what age does the horse appear “smooth” mouth?

A

11 years

26
Q

as the cups disappear what appears?

A

dental stars

27
Q

refers to the angle at which the upper and lower incisors meet?

A

angle of incidence

28
Q

what range is the angle of incidence in young horses?

A

160-180

29
Q

in older horses the angle is what?

A

less than right angle

30
Q

shape changes greatly with?

A

age and wear

31
Q

at what age are the teeth broad and flat?

A

3-5 years

32
Q

at what age are the teeth oval?

A

6-9 years

33
Q

at what age are the teeth round?

A

9-15 years

34
Q

at what age are the teeth triangular?

A

15-20 years

35
Q

what longitudinal depression appears at the gum line of the surface of the upper corner incisor at 9-10 years of age?

A

Galvayne’s groove

36
Q

what age does the groove extend halfway down the tooth?

A

15 years

37
Q

what age does the groove extend all the way down the tooth?

A

20 years

38
Q

what age does the groove halfway gone from top tooth?

A

25 years

39
Q

what age does the groove completely disappear?

A

30 years

40
Q

horses are measured in what?

A

hands

41
Q

How big is one hand

A

4 inches