1
Incisors
front 4, top & bottom, 8 total, used for biting food
2
Canines
cuspids, 4 total, used for grasping and tearing food
3
Premolars
bicuspids, 8 total, used for grinding food
4
Molars
12 total, used for grinding food
5
Crown
everything above the gum
6
Root
everything below the gum
7
Enamel
outer covering of the crown, consists of calcium salts and is the hardest substance in the body, is not replaced when lost
8
Dentin
the bulk of the tooth under the enamel, harder than bone
9
Pulp cavity
contains blood vessels, nerves, and connective tissue
10
Gingiva
gums
11
Cementum
thin layer of bonelike material that encloses the root
12
Periodontal ligament
made of collagen and attaches the tooth to the jaw