You have been dispatched to a residence for a female patient who is dizzy and "passing out." An Emergency Medical Responder meets you at the door and reports that the patient is lying in bed and is nine months pregnant. Her pulse rate is 112 and her blood pressure is 84/50 mmHg. Respirations are 24 per minute and she has a room air pulse oximetry reading of 97%. Which one of the following should

you do as soon as you reach the patient's side?

A) Recheck the blood pressure.
B) Roll her onto her side.
C) Determine any complications of the pregnancy.
D) Start positive pressure ventilation.

B