AEMT Airway Management and Ventilation 3

Question 1

Flow-restricted, oxygen-powered ventilation devices (FROPVDs) are contraindicated in:

Accepted Answer

Pediatric patients under 12 years old

Answer

Adults in respiratory arrest

Answer

Patients with COPD exacerbation

Answer

Patients who are obese

Question 2

A non-rebreather mask (NRB) at 15 L/min delivers approximately what percentage of oxygen?

Accepted Answer

90–95%

Answer

40–50%

Answer

60–70%

Answer

100%

Question 3

You are ventilating an apneic adult at 12 breaths/min with a BVM. After 2 minutes, EtCO2 climbs to 55 mmHg. You should:

Accepted Answer

Increase rate slightly or improve tidal volume to enhance CO2 clearance

Answer

Reduce rate to 6 breaths/min

Answer

Switch to a non-rebreather mask

Answer

Administer sodium bicarbonate IV

Question 4

Which maneuver is appropriate for opening the airway of a trauma patient with suspected spinal injury?

Accepted Answer

Jaw-thrust without head tilt

Answer

Head-tilt chin-lift

Answer

Hyperextension of the neck

Answer

Neck flexion

Question 5

A patient with a suspected tension pneumothorax shows tracheal deviation, absent breath sounds on the left, and JVD. Your immediate airway action is:

Accepted Answer

Maintain airway patency while your partner prepares for needle decompression

Answer

Insert an NPA and ventilate faster

Answer

Perform cricothyrotomy

Answer

Increase oxygen flow on the NRB mask

Question 6

When using a bag-valve-mask with two rescuers, the second rescuer's role is to:

Accepted Answer

Squeeze the bag while the first rescuer maintains a two-handed mask seal

Answer

Hold cervical spine stabilization only

Answer

Monitor SpO2 and EtCO2 only

Answer

Provide chest compressions during CPR only