Which of the following have been implicated in the origin of bronchopulmonary dysplasia (BPD)? 1. Oxygen toxicity 2. Malnutrition 3. Mechanical ventilation
a. 1 only
b. 1 and 2 only
c. 1 and 3 only
d. 1, 2, and 3
ANS: D
Immaturity, genetics, malnutrition, oxygen toxicity, and mechanical ventilation all have been im-plicated in the origin of BPD.
Health Professions
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