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Positive and Negative Feedback
Next Generation: HS.LS1.3 NGSS

Positive and Negative Feedback


This lesson will explain in detail positive feedback as a control mechanism of homeostasis.

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Terms to Know

Glands or muscles that carry out the response as designated by the integrator.


The maintenance of the body’s internal environment.


The main integrator in the body is the brain. The integrator receives signals from sensory receptors and determines an appropriate response.

Negative Feedback

A mechanism in which a change in the body is detected and then reversed to maintain homeostasis.

Positive Feedback

A mechanism in which a change in the body is detected and then intensified.

Sensory Receptor

Receptors that detect a stimulus or change in the body.