The first step in artificial ventilation with a bagvalve-mask unit in patients with no suspected trauma is to:

The first step in artificial ventilation with a bagvalve-mask unit in patients with no suspected trauma is to:
A . Position the mask correctly on the face using both hands.
B . Place the patient’s head in a hyperextended, sniffing position.
C . Insert an airway adjunct and select the correct mask size.
D . Have an assistant squeeze the bag until the patient’s chest rises.

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Answer: B

Explanation:

The correct order of steps would be b, c, a, d.