Q:

Which of the following statements could be applied to “external respiration”?

0

Which of the following statements could be applied to “external respiration”?


  1. Exchange of gases between alveolar air and the blood in pulmonary capillaries.
  2. Exchange of dissolved gases between blood in tissue capillaries and the body tissues.
  3. The production of CO 2 from organic molecules in the cells by using O 2
  4. The inhalation of atmospheric air into the lungs followed by exhalation.

All Answers

need an explanation for this answer? contact us directly to get an explanation for this answer

A External respiration refers to the movement of oxygen from the alveoli into the capillary blood and carbon dioxide from the capillary blood into the alveoli. Choice B is “internal respiration” and choice C is “cellular respiration”.

need an explanation for this answer? contact us directly to get an explanation for this answer

total answers (1)

Similar questions


need a help?


find thousands of online teachers now