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Unit1 mod G
Question | Answer |
---|---|
Anatomy | the study of the body structure |
genioglossus | extrinsic muscle of the tongue that does most of the work including protruding, retracting, and depressing the tongue |
hyoid bone | horse shoe-shaped bone lying at the base of the tongue |
mandible | only movable bone of the face |
masseter muscles | pairs of mastication |
maxilla | upper jaw; largest of the facial bones |
maxillary nerve branch | sensory nerve, innervates the nose, cheeks, palate, gingival maxillary teeth, maxillary sinus tonsils, nasopharynx, and other facial features |
physiology | the study of how the body functions |
pterygoid artery | supplies blood to the temporal muscle, masseter muscles and buccinator muscles |
thymus | located under the sternum, large and active before birth and through puberty but shrinks; important to development of the immune system |
ameloblasts | enamel-forming cells |
calcification | process of depositing calcium salts and other materials in the formed tooth, takes place in the apposition stage of the tooth development |
cementum | tooth structure that is located around the root covering the dentin on the root portion of the tooth |
cleft lip | cleft in or seperation of the upper lip; harelip |
ectoderm | differentiates into skin, hair, nails, the brain, the nervous system, the lining of the oral cavity and the enamel of the teeth |
endoderm | formed in the early embryo stage that gives rise to the epithelial linings of the respiratory some glandular organs and the digestive tract |
gingival hyperplasia | the overgrowth of the gingival tissue |
histology | the study of the microscopic structure and the function of tissues |
mesenchyme tissue | the primary embryonic mesoderm layer that develops during the morphodifferentation period |
mesoderm | 1 of 3 embryonic layers formed in the early embryo stage that differentates into the lining of the abdominal cavity, the bones, the muscles, the circulatory system, internal organs, dentin, cementum and pulp of teeth |