This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: High altitudes are a stress on human populations because there is less oxygen available to breathe. ... (Read 90 times)

Davideckstein7

  • Hero Member
  • *****
  • Posts: 555
on: Jul 10, 2018
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


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ky860224

  • Sr. Member
  • ****
  • Posts: 350
Reply #1 on: Jul 10, 2018
Answer to Question 1

Answer b

Answer to Question 2

Answer a


Davideckstein7

  • Hero Member
  • *****
  • Posts: 555
Reply #2 on: Jul 10, 2018
TY


ky860224

  • Sr. Member
  • ****
  • Posts: 350
Reply #3 on: Jul 10, 2018
Happy to Help


« previous next »
 

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Mouse with human liver cells Mouse with human liver cells
Photograph of the flea that transmits Yersinia pestis to cause bubonic plague, called the oriental r Photograph of the flea that transmits Yersinia pestis to cause bubonic plague, called the oriental r
Human Skeleton Human Skeleton
Structure of human OGG1 with either guanine or 8-oxoguanine bound flipped out and bound Structure of human OGG1 with either guanine or 8-oxoguanine bound flipped out and bound
Human Figure Human Figure
Human activity has released carbon from sequestration in long-term reservoirs Human activity has released carbon from sequestration in long-term reservoirs
Video: Resting membrane potential - electrical polarity and maintenance requirements

For a complete list of videos, visit our video library