Multiple Choice
The "work" required for normal breathing is:
A) contraction of the respiratory muscles for inhalation
B) contraction of the respiratory muscles for exhalation
C) both A and B
D) neither A nor B because breathing is a reflex
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q67: The serous membrane that covers the lungs
Q173: To compensate for a metabolic acidosis, the
Q174: In external respiration, carbon dioxide diffuses from
Q175: In response to hypoxia, the breathing rate
Q176: A patient with severe emphysema may also
Q177: The bronchioles differ from the bronchi in
Q179: The function of the soft palate is
Q180: The serous membrane that covers the lungs
Q182: In respiratory alkalosis, the pH of the
Q183: Which of the following is NOT a