Certified Hyperbaric Technologist Test Hyperbaric Chamber Operations 2

Question 1

During a monoplace chamber treatment, the chamber is pressurized and ventilated using which gas?

Accepted Answer

100% oxygen

Answer

Room air

Answer

Heliox

Answer

Nitrox

Question 2

What is the primary reason cotton garments are required for patients inside a hyperbaric chamber?

Accepted Answer

They reduce static electricity and fire risk

Answer

They are more comfortable

Answer

They improve oxygen absorption

Answer

They prevent claustrophobia

Question 3

In a multiplace chamber, how is hyperbaric oxygen most commonly delivered to patients?

Accepted Answer

Via a mask, hood, or endotracheal tube

Answer

By compressing the chamber with pure oxygen

Answer

Through IV oxygen infusion

Answer

Through skin absorption only

Question 4

What does the term 'descent' refer to in a hyperbaric treatment?

Accepted Answer

Increasing chamber pressure (compression)

Answer

Lowering the chamber physically

Answer

Decreasing oxygen concentration

Answer

Ending the treatment

Question 5

A common treatment pressure for routine wound-care hyperbaric therapy is approximately:

Accepted Answer

2.0 to 2.5 ATA

Answer

1.1 ATA

Answer

4.0 ATA

Answer

6.0 ATA

Question 6

What is the technologist's most important action if a patient reports ear pain during compression?

Accepted Answer

Slow or halt compression and coach equalization

Answer

Increase pressure faster to push through

Answer

Immediately decompress to surface

Answer

Ignore it as normal

Question 7

Which environmental parameter must be continuously monitored inside an oxygen-rich chamber to prevent fire?

Accepted Answer

Oxygen concentration

Answer

Carbon dioxide only

Answer

Humidity only

Answer

Nitrogen partial pressure