Certified Hyperbaric Technologist Test Hyperbaric Emergency Medicine 5

Question 1

A patient becomes unresponsive at depth with no palpable pulse. After starting CPR, the chamber team should decompress at a rate that:

Accepted Answer

Balances rapid access to the patient against the risk of pulmonary barotrauma

Answer

Is as fast as mechanically possible regardless of risk

Answer

Matches the original compression rate exactly

Answer

Holds depth indefinitely

Question 2

Which of the following best describes the role of the standby/outside technologist during an in-chamber emergency?

Accepted Answer

Operate controls, manage gas and communication, and coordinate the response from outside

Answer

Enter the chamber and abandon the controls

Answer

Shut down all systems immediately

Answer

Document only after the event ends

Question 3

Suck-down or door-sealing emergencies are prevented by ensuring that during compression the:

Accepted Answer

Pressure is equalized and the door is not subjected to uncontrolled inward force

Answer

Door is left fully open

Answer

Patient holds the door manually

Answer

Oxygen flow is maximized

Question 4

A patient vomits while wearing an oxygen hood inside the chamber. The immediate concern is:

Accepted Answer

Airway obstruction and aspiration risk

Answer

Loss of chamber humidity

Answer

Reduced nitrogen loading

Answer

Hood discoloration

Question 5

Why must a hyperbaric facility conduct regular emergency drills?

Accepted Answer

To ensure the team can execute fire, medical, and decompression responses rapidly and correctly

Answer

To increase chamber pressure ratings

Answer

To reduce oxygen purity requirements

Answer

To eliminate the need for monitoring

Question 6

A diabetic patient becomes confused and diaphoretic mid-treatment. The technologist should suspect and prepare to treat:

Accepted Answer

Hypoglycemia

Answer

Oxygen toxicity

Answer

Nitrogen narcosis

Answer

Ear barotrauma

Question 7

After any significant in-chamber emergency, the appropriate final step for the technologist is to:

Accepted Answer

Document the event thoroughly and report it per facility safety protocol

Answer

Discard all records to reduce liability

Answer

Immediately restart treatment without inspection

Answer

Disable the safety systems for convenience