Teeth Flashcards
1
Q
how many incisors
A
6 on top, 6 on bottom
2
Q
when do canines appear
A
ages 4-5 ( not always in mares)
3
Q
how many molars
A
24 in total (12 on each)
4
Q
what are the 4 key changes to tell age
A
- appearance of permanent teeth
- cups disappear
- become more angled with age
- shape of surface changes overtime
5
Q
how to does the appearance of permanent teeth work
A
temporary incisors (milk teeth) erupt from jaw line in pairs
6
Q
when do first adult molars come in
A
age 1
7
Q
when do center molars come in
A
age 3
8
Q
when do intermediate molars come in
A
age 4
9
Q
when do corner molars come in
A
age 5
10
Q
when do cups disappear
A
ages 6-11
11
Q
what shows when cups disappear
A
dental star
12
Q
how do teeth change with age
A
start straight up and down, then stand downwards unless dental work has been done
13
Q
what are two environmental affects that can change teeth angle
A
- stabled horses appear younger
- grazing in sandy areas appear older
14
Q
where does the hook appear
A
upper outside incisor
15
Q
what age does the hook appear
A
age 7
