Multiple Choice
Which of the following mechanisms does explain why patients with chronic obstructive pulmonary disease (COPD) may have a poor cough?
1) Weak muscles of breathing
2) Increased elastic recoil
3) Airway obstruction
4) Decreased lung compliance
A) 1 and 3
B) 1 and 4
C) 2 and 3
D) 2 and 4
Correct Answer:

Verified
Correct Answer:
Verified
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