ANAT 216 Study Guide - Midterm Guide: Anal Canal, Caudate Nucleus, Pars Intermedia

• School: Queen's University
• Department: Anatomy and Cell Biology
• Course: ANAT 216
• Professor: Leslie W Mac Kenzie

Document Summary

6 months: 1 cuspid (canine, 2 molars. 12 months: all at24 monrths, shed by 6 years. Half jaw: 2 incisors (1 root, 1 cuspid (1 root, 2 bicsupids (premolar) (2 roots, 3 molars (3 roots) first incisor, 6 years first molar, 6 years. Everything: 12 years third molar (wisdom tooth, 24 years. Enamel: covers surface, hardest biological substance. Pulp cavity: contains nerves and blood supply. Periodontal ligament fibrous joint holding tooth in alveolus: gomphosis. Cementum: enamel below gingiva surface if tooth isn(cid:495)t present, surrounding alveolar bone disappears continuously, oral cavity (buccal cavity) Hard palette: palatine process of maxilla and palatine bone. Mandible: moving will get tongue out of airway. Originate in tongue longitudinal and transferse: hypoglossal xii. Posterior 1/3: attached to hyoid bone, not mobile. Dorsal taste buds or in gutter: circumvallate taste buds in wall of trough (trench) 12 in back large: taste buds structure. Produce more taste buds as old ones degenerate.