Medterm Chapter 1
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31 terms
Terms | Definitions |
|---|---|
 Chemical level | Atoms combined to form molecules |
| cellular level | cells (smallest known life forms) made up of molecules |
| tissue level | tissues are groups of cells |
| organ level | Organs are made up of different types of tissues (two or more) |
| organ system level | consist of different organs that work together closely to create the organismal level |
| organismal level | an organism is a living individual; all the parts of the human body functioning together constitue the total organism |
| integumentary system | the organ system that forms a protective covering on the outside of the body, skin |
| endocrine system | Controls metabolic activities of the body |
| lymphatic system | lymph fluid, lymoh vessels, lymph nodes, spleen, tonsils, thymus gland |
| respiratory system | Takes in oxygen and eliminates carbon dioxide |
| excretion | the process by which wastes are removed from the body |
| recepter | A structure that monitors the body's internal functions and conditions; detects changes in the body's internal environment |
| control center | analyzes the information recieved from the receptor and decides upon the best course of action |
| positive feedback mechanisms | rare in the body; usually increase the original stimulus and push the variable farther from the original value |
| homeostatic imbalance | Beyond normal range - most diseases (organs = less efficient & capable of maintaining stability) |
| intermediate | between medial and lateral |
| antecubital | forearm |
| axillary | armpit |
| buccal | cheek |
| coxal | hip |
| crural | leg |
| femoral | Thigh |
| inguinal | area where thigh meets body trunk; groin |
| tarsal | ankle region |
| cephalic | head |
| deltiod | Shoulder |
| occipital | posterior surface of head |
| popliteal | posterior knee area |
| sacral | between hips |
| scapular | shoulder blade |
| sural | the posterior surface of lower leg; the calf |
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