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Homeostasis

Week 7 assignment

TermDefinition
homeostasis refers to the body's tendency to maintain constant internal conditions
positive feedback the result enhances the stimulus so the output is accelerated; the change that occurs is in the same direction
negative feedback the output shuts off original stimulus and reduces its intensity (negates it); the change that occurs is in the opposite direction
inhalation the breathing muscles expand the lungs and brings fresh air with needed O2 into the lungs
exhalation the lungs get smaller and air with excess CO2 is pushed out
receptor a type of sensor that monitors the environment and responds to changes
control center determines the set point, analyzes the input it receives and then determines the appropriate response or course of action
effector provides the means for the control center's response to the stimulus
Chemical, Thermal, and Neutral Types of factors that interact to maintain homestasis
Stimulus An action that evokes a response
Created by: Zdarwish
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