You have applied a nonporous dressing to a stab wound on a patient's chest. The Emergency Medical Responder assisting you asks you why the dressing was taped on three sides and not all four. Your best response is that taping the dressing on three sides:
A) permits oxygen to still enter the lungs.
B) allows trapped air to escape on exhalation.
C) causes less pain for the patient.
D) decreases the chance of air entering the chest on exhalation.
B
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Which of the following factors has minimal or no impact on the effectiveness of the patient's cough?
a. Lung recoil b. Airways resistance c. Lung volume d. Pulmonary vascular resistance
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