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Author Question: High altitudes are a stress on human populations because there is less oxygen available to breathe. ... (Read 99 times)

Davideckstein7

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High altitudes are a stress on human populations because there is less oxygen available to breathe.
 
  a. True
  b. False

Question 2

Which of the following is a mechanism by which human populations cope with high altitudes?
 
  a. hypoxic ventilatory response (HVR)
  b. vasodilation
  c. pupil constriction
  d. vasoconstriction



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ky860224

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Answer to Question 1

Answer b

Answer to Question 2

Answer a





 

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