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Anat. 2 lecture exam
| Question | Answer |
|---|---|
| what is osteology? | study of bone |
| Roles of the skeleton Support? | Limb bones and vertebrae support body; jaw bones support teeth; some bones support viscera |
| Roles of the skeleton Protection? | of brain, spinal cord, heart, lungs, and more. |
| Roles of the skeleton movement? | limb movements, breathing, and other movements depend on bone. |
| Roles of the skeleton Electrolyte balance? | calcium and phosphate levels. |
| Roles of the skeleton acid base balance? | buffers blood against large pH changes by altering phosphate and carbonate salt levels. |
| Roles of the skeleton Blood formation? | red bone marrow is the chief producer of blood cells |
| Roles of the skeleton Hormone secretion? | Bone cells secrete hormones that affect action of insulin and moderate the stress response. |
| Bone (Osseous tissue) | connective tissue with the matrix hardened by calcium phosphate and other minerals |
| Mineralization or calcification | The hardening process of bone |
| what can the word bone refer to? | to the organ or just the osseous tissue |
| Flat bones | Thin, curved plates; protect soft organs Examples: Parietal bones of skull, sternum, scapula, ribs, hip bones. |
| Long bones | longer than wide; rigid levers acted upon by muscles; crucial for movement Examples: humerus, radius, ulna, femur, tibia, fibula, metacarpals, metatarsals, phalanges |
| short bones | approximately equal in length and width; bones of wrist and ankle |
| irregular bones | elaborate shapes, vertebrae and some skull bones. |
Created by:
Heidi Lutz