Sometimes it's not the teeth!
Rostral premolar hooks occur in the front of the mouth on the first upper premolar.
Caudal molar hooks occur in the back of the mouth on the upper last molar.
Ramps can occur on the lower first premolar or the lower last molar.
Also referred to as "ETR".
Tartar tends to accumulate on the canine teeth of geldings/stallions and sometimes along the gum line of the incisors.
The upper and lower incisors do not make contact with each other at all.