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Author Question: Define vasoconstriction and describe its role in the human physiological response to cold. What ... (Read 140 times)

nautica902

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on: Aug 11, 2018
Define vasoconstriction and describe its role in the human physiological response to cold.
 
  What will be an ideal response?

Question 2

The first circumnavigation of the globe was achieved by which explorer?
 
  a. Marco Polo
 b. Christopher Columbus
  c. Ferdinand Magellan
 d. Francisco Pizarro


mistyjohnson

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Reply #1 on: Aug 11, 2018
Answer to Question 1

Vasoconstriction is narrowing of the blood vessels to reduce blood flow to the skin. Under extreme
cold, this allows the body to restrict heat loss and conserve energy.

Answer to Question 2

c


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