You are performing a physical exam on a patient with emphysema. You note that the patient has a pink hue to her skin. You should suspect:

A 20-year-old female has called 911 for chest pain. On scene you find that she has shallow breathing with an SpO2 reading of 91% on room air. She states she was in a car crash yesterday and diagnosed in the hospital with broken ribs. She says that her pain is right where the ribs are broken and rates it a 10/10. Breath sounds are present bilaterally. In this situation, the EMT should attribute

the hypoxia to which one of the following? A) The fractured ribs have pierced the lung, causing it to collapse. B) Swelling from the rib fractures has compressed the lung. C) The patient is bleeding into the lungs, compressing the alveoli. D) Pain from rib injury prevents full expansion of the chest cage.

Pumps are hydrostatically tested at 250 psi for ___ minutes.

A. 1 B. 2 C. 3 D. None of the above