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Facts and Terms
terms and definitions
| Terms | Definitions |
|---|---|
| supine | face up |
| cytology | study of cells |
| homeostasis | constant internal environment |
| lumbar | lower back |
| prone | face down |
| metabolism | all chemical activity in body |
| ventral body cavity | thoracis and abdominopelvic |
| histology | study of tissues |
| ribosomes | RNA and protein; protein synthesis |
| lysosomes | cell vesicles with digestive enzymes |
| integral proteins | embedded in the plasmalemma |
| Golgi apparatus | flattened membrane discs, packaging |
| endocytosis | packaging of materials for import into cell |
| cytoskeleton | internal protein framework in cytoplasm |
| tight junction | adjacent plasmalemmae bound by bands of interlocking proteins |
| nucleus | control center; stores genetic information |
| S phase | DNA replication |
| skeletal muscle | striated |
| mast cell | wandering cell |
| avascular | all epithelia |
| transitional | urinary bladder |
| goblet cell | unicellular, exocrine gland |
| cartilage | lacunae |
| simple epithelium | single cell layer |
| ground substance | connective tissue component |
| holocrine secretion | cell destroyed |