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Angela Yetsick
Physiology week 1-6
Term | Definition |
---|---|
physiology | study of the functioning of a living organism. |
genome | term for all the genetic information within the DNA of a species |
cells | Smallest unit of structure that carries out life processes. |
Cell membrance | Lipid/protein barrier. Cells are separate from external environment |
organs | Structural/functional units that are formed by tissues |
organs systems | group of organs that help each other to perform tasks |
Intergumentary system | Composed of skin. Forms protective boundary that separate internal from the external. |
Musculoskeletal system | Allows movement and support for the body |
Immune system | Cells and tissues that defend the body against invaders trying to get through. |
reproductive system | eggs, and sperm are produced |
nervous system | Body functions |
homeostasis | Ability of the body to maintain internal environment |
feedback loop | homeostatic response that gets sent to the integrating center |
negative feedback | a pathway where the response opposes/ removes the signal |
positive feedback | the response that the stimulus, instead of decreases/removing it. |