How does external respiration differ from internal respiration?
A) External respiration is done only by some amphibians, which can exchange gases through their skin.
B) External respiration refers to gas exchange between inhaled air and blood, whereas internal respiration refers to gas exchange between the blood and tissue fluids.
C) External respiration involves gills, whereas internal respiration involves lungs.
D) Internal respiration refers to gas exchange between inhaled air and blood, whereas external respiration refers to gas exchange between the blood and tissue fluids.
E) External respiration refers to gas exchange, regardless of its location, whereas internal respiration refers to the cellular process that metabolizes glucose and results in the production of ATP.

Question

Quizplus · Accepted Answer

External respiration is the exchange of gases between the air in the lungs and the blood, while internal respiration is the exchange of gases between the blood and the body's tissues.

How Does External Respiration Differ from Internal Respiration