Certified Hyperbaric Technologist Test Hyperbaric Chamber Operations 5

Question 1

What unit does 'ATA' stand for in hyperbaric medicine?

Accepted Answer

Atmospheres Absolute

Answer

Average Treatment Allowance

Answer

Air Toxicity Amount

Answer

Ambient Temperature Adjustment

Question 2

At sea level, the ambient pressure is equal to:

Accepted Answer

1 ATA

Answer

0 ATA

Answer

2 ATA

Answer

10 ATA

Question 3

What is the main rationale for hyperbaric oxygen in treating carbon monoxide poisoning?

Accepted Answer

It accelerates removal of CO from hemoglobin and increases dissolved oxygen

Answer

It warms the patient

Answer

It sedates the patient

Answer

It reduces blood pressure

Question 4

Communication between the chamber operator and the patient in a monoplace chamber is maintained primarily through:

Accepted Answer

An intercom and direct visual observation

Answer

Hand signals only

Answer

Written notes passed through a port

Answer

Telephone outside the room

Question 5

What should the technologist do if grounding of the chamber and equipment is found to be inadequate?

Accepted Answer

Correct the grounding before treatment due to static fire risk

Answer

Proceed and monitor closely

Answer

Lower the oxygen level only

Answer

Increase humidity to compensate

Question 6

Which patient screening item is critical because the device may malfunction or be damaged under pressure?

Accepted Answer

Presence of a pacemaker or implanted device rated for the treatment pressure

Answer

Patient's favorite music

Answer

Shoe size

Answer

Hair color

Question 7

Maintaining a controlled, slow ascent rate at the end of treatment primarily helps to prevent:

Accepted Answer

Pulmonary barotrauma and decompression issues

Answer

Oxygen toxicity

Answer

Hypoglycemia

Answer

Ear infection