Excluding canines and wolf teeth, how many permanent teeth does a mature horse have?
24
32
36

How does the shape of a horse's incisors change as he ages?
from narrow oval to triangular
from triangular to round
from round to narrow oval

By what age are all 6 deciduous incisors in place in each jaw in the equine mouth?
2-4 months
4-6 months
6-8 months

At what rate do equine teeth erupt from the gums?
about 1/16" per year
about 1/8" per year
about 1/4" per year

Typically, by what age are all of the permanent teeth in place?
5 years
6 years
7 years

At what age are all of the cups normally worn off the lower incisors?
8 years
10 years
12 years

How long is the root of a horse's permanent tooth?
1/2"
3/4"
1"

Two of the following dental features traditionally used in aging horses have been shown to be very inconsistent and inaccurate. Which one of the following is the most reliable characteristic by which to determine a horse's age?
Galvayne's groove
dental star
incisor hooks

How does the profile of a horse's teeth change as he ages?
from extending backward to protruding forward
from upright to extending backward
from upright to protruding forward

Which of the following horses will generally wear down their teeth most quickly?
stabled horses
horses grazing on sandy soil
horses grazing on clay soil