Age Weight And Height Of Horse Flashcards

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?

23
Q

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

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
what age does the horse appear "smooth" mouth?
11 years
26
as the cups disappear what appears?
dental stars
27
refers to the angle at which the upper and lower incisors meet?
angle of incidence
28
what range is the angle of incidence in young horses?
160-180
29
in older horses the angle is what?
less than right angle
30
shape changes greatly with?
age and wear
31
at what age are the teeth broad and flat?
3-5 years
32
at what age are the teeth oval?
6-9 years
33
at what age are the teeth round?
9-15 years
34
at what age are the teeth triangular?
15-20 years
35
what longitudinal depression appears at the gum line of the surface of the upper corner incisor at 9-10 years of age?
Galvayne's groove
36
what age does the groove extend halfway down the tooth?
15 years
37
what age does the groove extend all the way down the tooth?
20 years
38
what age does the groove halfway gone from top tooth?
25 years
39
what age does the groove completely disappear?
30 years
40
horses are measured in what?
hands
41
How big is one hand
4 inches