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organ system level
consist of different organs that work together closely to create the organismal level
an organism is a living individual; all the parts of the human body functioning together constitue the total organism
the organ system that forms a protective covering on the outside of the body, skin
A structure that monitors the body's internal functions and conditions; detects changes in the body's internal environment
analyzes the information recieved from the receptor and decides upon the best course of action
positive feedback mechanisms
rare in the body; usually increase the original stimulus and push the variable farther from the original value
Beyond normal range - most diseases (organs = less efficient & capable of maintaining stability)
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