Question

Which statement is correct regarding internal or external respiration? A. Internal respiration occurs in the alveoli B. Internal respiration occurs in the body’s tissues C. External respiration occurs in the body’s tissues D. External respiration involves the exchange of gases with the internal environment E. None of the statements are correct

Answer 1

Answer: option B

Internal respiration occurs in the body's tissues.

Explanation:

Internal respiration occurs in the body's tissue and it is the exchange of gas between the blood and cells or within the internal environment.

External respiration is the exchange of gas with the external environment. It refers to the process of inhaling oxygen and expelling carbondioxide from the lungs to the air. It take place in the alveoli.