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jstoners
jstoners
10.03.2021 • 
Biology

Thermoregulation is one of the ways the body seeks to maintain homeostasis. When someone is too hot, the body works to cool them down. When someone is cold, the body works to warm them up. When you are outside practicing soccer in the hot summer
months, explain how the body is working to bring your temperature back to homeostasis. Choose ALL that apply.
A)
Increased heart rate brings more blood to the surface to release excess
heat.
B)
Blood vessel dilate, giving you a red face, allowing heat loss to the
environment.
Blood vessel constrict, giving you a red face, allowing heat loss to the
environment.
D)
Sweat glands are activated and cooling happens through evaporation of
sweat from the skin.
E)
This is an example of a positive feedback mechanism because the initial
stimulus is enhanced.

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