Premolars are located between the canines and molars. There are four premolars on the upper jaw and four ... fight decay and other damage. Teeth have two basic parts: the crown, which is the ...

Mice have four incisors, two maxillary (upper) incisors, and two mandibular (lower) incisors. Canine teeth and anterior premolars are absent—the toothless space between the incisors and molar ...