________ has been proven to be an effective barrier to an X-ray beam

________ Obtaining a medical history from a patient is an example of an administrative competency

Indicate whether the statement is true or false

A neonate with MAS has hypoxemia. Which of the following can be a pulmonary effect of this?

a. Status asthmaticus b. Persistent pulmonary hypertension of the newborn (PPHN) c. Bronchopulmonary dysplasia (BPD) d. Pulmonary fibrosis