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Anatomy 1
Term | Definition |
---|---|
chemical level | atomic and molecular |
cellular level | molecules combine to make the smallest living unit (the cell) |
tissue level | group of cells and materials surrounding them that work together for one or a variety of tasks |
How many types of tissues are there? | 4: epithelium, muscle, connective, and nerve tissue |
organ level | grouping of 2 or more tissue types into a recognizable structure with a specific function |
organ system level | collection of related organs with a common function |
organismic level | a person or a body |
auscultation | listen to the body |
metabolism | sum of all chemical processes |
catabolism | breaking down large molecule to smaller ones |
anabolism | building new structural components (ex: proteins) |
responsiveness | being able to detect and respond to changes in internal or external environment |
growth | increase in the number or size of individual cells or material between cells |
differentiation | specialization of cells for a specific function from an unspecialized state |
reproduction | formation of new cells or new individuals |
homeostasis | condition of equilibrium in the body's internal environment |
receptors | 1.) monitor changes in regulated variable 2.) sends input to the control center |
intergrading/control center | 1.) sets the range the variable can regulate within 2.) evaluates input from the receptors 3.) gives output command depending on info |
effector | 1.) recieves output from the control center 2.) gives response which alters the controlled variable |
negative feedback | reverses a change in a controlled variable |
positive feedback | strengthen/amplify a change in the controlled variable |