The body's ability to maintain relatively stable internal conditions even though the outside world is continuously changing.
monitors changes then sends information to the control center
Determines the levels to be maintained, analyzes information, and determines the appropriate response
causes a response to change conditions
result of the stimulus
-depresses or stops the conditions to return toward set point
-Most conditions in the body
-enhances or continues the response away from set point
-Examples: childbirth, blood clotting
signal molecule released into the bloodstream that triggers particular responses.
outer covering that physically separates the body from the external environment
aqueous solution that fills the gaps between cells in a tissue.
the maintenance of a relatively stable internal body temperature.