Multiple Choice
The rate of gas exchange in mammals is maximized by
A) a large residual volume in the lungs.
B) the opening of the larynx (voice box) into the trachea.
C) an enormous surface area for gas exchange.
D) the animals' small increase in size during inhalation.
E) the production of mucus and surfactants.
Correct Answer:
Verified
Correct Answer:
Verified
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