Multiple Choice
Which best describes the work of breathing?
A) The tidal volume (TV) divided by the respiratory rate (RR)
B) The expiratory reserve volume (ERV) times the respiratory rate (RR)
C) The expiratory reserve volume (ERV) divided by the respiratory rate (RR)
D) The tidal volume (TV) times the respiratory rate (RR)
Correct Answer:

Verified
Correct Answer:
Verified
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