THE PERMANENT TEETH 399 
young subject is compressed, convex and smooth laterally, concave with a median 
ridge medially; its edge is sharp in the unworn tooth. The embedded part (usu- 
ally called the root) is round and the pulp cavity is large, persisting to advanced 
rence to the first premolar, which 
Coere, 
pecimen, 
URED 1% 
not present in the 
age. In old subjects, when the compressed part of the crown has worn away, the 
exposed part is rounded and blunt. 
Cheek Teeth (Premolars and Molars)..—The constant number of 
* It is common in veterinary works to apply the term “molar”’ to all the cheek teet 
In the horse particularly, the pre molars are molariform, tv. €., do not differ mate Tig lly iron th & 
molars in size or form. The term cheek teeth ci mveniently includes the premolars and molars. 
