Examlex
Osmosis is the movement of water through a semipermeable membrane,from a region of low solute concentration to one of high solute concentration.
Negative Feedback System
A regulatory mechanism in which a change in a system's output acts to stabilize or reduce further change.
Positive Feedback System
A system in which a change in some steady state triggers a response that intensifies the changing condition. Compare with negative feedback system.
Set Point
A theory suggesting that the body regulates physiological functions, such as temperature or weight, around a specific homeostasis level or 'set point'.
Stressor
Any biological, chemical, physical, or psychological factor that causes stress to an organism, potentially leading to disease or harm.
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