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Noush Sulahian
Physiology Weeks 1-6
| Term | Definition |
|---|---|
| Effectors | are organs, such as muscles or glands, that directly influ-ence controlled physiological variables. |
| Hypothalamus | feedback information is relayed through the nerves to the “thermostat” in a part of the brain |
| Lipids | are water-insoluble organic bio-molecules. Lipids ordinarily do not dissolve in water because lipid molecules are generally nonpolar. |
| Cholesterol | a steroid found in the plasma membrane sur-rounding every body cell |
| Diffusion | a natural phenomenon caused by the tendency of small particles to spread out evenly within any given space. |
| Meiosis | cell division that occurs only in primitive sex cells during the process of becoming mature sex cells |
| Collagen | often occur in twisted bundles—an arrangement that provides great tensile strength, most abundant protein compound, white fibers |
| Extracellular matrix (ECM | t fills the spaces between the cells of the body. Tissues differ in the amount and kind of fluid material be-tween the cells. Jelly like but mostly water. |
| Diaphysis | main shaftlike portion. Its hollow, cylindrical shape and the thick compact bone that composes it adapt the diaphysis well to its function of providing strong support without adding cumbersome weight |
| Articular cartilage | Thin layer of hyaline cartilage covering and cushioning the articular surfaces of bones. |
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noush21