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Kaplan Qbank USMLE



Author4 Posts
  #1

An astronaut is training for a mission by subjecting himself to low oxygen environments. Vasoconstriction of small artirioles in response to low partial pressures of oxygen would be most prominent in his

A) Brain
B) Kidneys
C) liver
D) lungs
E) skeletal muscle

  #2

D) lungs

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  #3

D) lungs
hypoxic vasoconstriction

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  #4

shawky2005 and mani u guys are correct







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