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a & p chap 1
| Question | Answer |
|---|---|
| medical terminology | involves use of word roots, prefixes, suffixes, & combining forms to construct terms related to the body in health & disease |
| eponyms | commemorative names |
| terminologia anatomica (TA) | worldwide standard of anatomical vocab |
| how are A & P closely integrated? | all specific functions are performed by specific structures |
| gross anatomy | macroscopic anatomy (i.e. surface, regional, systemic, developmental, clinical) |
| surface anatomy | study of general form & superficial markings |
| regional anatomy | focuses on anatomical organization of specific areas of the body |
| systemic anatomy | study of structure of organ systems |
| developmental anatomy | describes changes that occur between conception & physical maturity |
| histology | examination of tissues, which combine to form organs |
| levels of organization | molecular, cellular, tissue, organ, organ system, organism |
| nervous system | directs immediate responses moderates other organ systems interprets sensory info about external conditions |
| skeletal system | provides support & protection for other tissues forms blood cells |
| endocrine system | longterm changes |
| autoregulation | adjusts the activities automatically in response to the environmental change |
| extrinsic regulation | results from the activities of the nervous system & endocrine system |
| 3 parts of homeostatic regulatory mechanism | 1. receptor 2. control center 3. effector |
| negative feedback | counteracting an effect (hypothalamus = big part) |
| positive feedback | produces response that exaggerates the original change in condition |
| supine & prone | face up & face down |
| cephalic | head |
| mental | chin |
| axillary | armpit |
| pedal | foot |
| buccal | cheek |
| patellar | kneecap |
| crural | leg |
| same as anterior | ventral |
| superior & inferior | above & below |
| caudal | tail |
| medial | toward the longitudinal axis |
| lateral | away from body's longitudinal axis |
| proximal | toward attached base |
| distal | away from attached base |
| diaphragm | separates thoracic cavity & andominopelvic cavity |
| essential body cavity function | 1. protects delicate organs from shocks & impacts 2. permit significant changes in the size & shape of internal organs |
| viscera | internal organs that are enclosed by these cavities |
| pleural cavities | holds the lungs, separates right & left by mediastinum |
| pleura | serous membrane lining a pleural cavity |
| visceral pleura | covers the outer surfaces of a lung |
| parietal pleura | covers the mediastinal surface & the inner body wall |
| pericardial cavity | small chamber surrounding the heart |
| visceral pericardium | layer covering the heart |
| parietal pericardium | outside surface of pericardial cavity |
| subdivisions of abdominopelvic cavity | superior abdominal cavity & inferior pelvic cavity |