The AEMT shows that he is correctly using the flow-restricted, oxygen-powered ventilation device when he:
A) increases pressure if the air enters the stomach instead of the lungs.
B) ventilates the patient at a rate of 20 breaths per minute.
C) stops ventilating as soon as the patient's chest begins to rise.
D) administers each ventilation over a two- to three-second period.
Answer: C
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