Certified Hyperbaric Technologist Test CHT Patient Care and Safety in the Hyperbaric Environment 3

Question 1

During decompression a patient develops joint pain. What complication should the technologist suspect?

Accepted Answer

Decompression sickness

Answer

Oxygen toxicity

Answer

Middle ear barotrauma

Answer

Hypoglycemia

Question 2

What is the correct technologist response if a fire is detected in a monoplace chamber?

Accepted Answer

Activate emergency decompression and follow facility fire protocol

Answer

Open the door slowly to vent oxygen

Answer

Increase pressure to smother the flames

Answer

Wait for the treatment cycle to end

Question 3

Why must IV fluid bags be vented or use specialized equipment inside a chamber?

Accepted Answer

To stop air from being forced into the patient as pressure changes

Answer

To prevent the bag from collapsing under pressure

Answer

To keep fluids warm

Answer

To speed up infusion rate

Question 4

A claustrophobic patient becomes anxious during compression. What is the best initial intervention?

Accepted Answer

Provide reassurance, communication, and coaching through the chamber intercom

Answer

Sedate immediately without assessment

Answer

Abort and cancel all future treatments

Answer

Ignore it until symptoms worsen

Question 5

What is the purpose of an air break during a hyperbaric oxygen treatment?

Accepted Answer

To reduce the risk of oxygen toxicity

Answer

To allow the patient to eat

Answer

To lower chamber pressure permanently

Answer

To recalibrate the oxygen sensor

Question 6

Which condition is generally considered an absolute contraindication for HBO therapy?

Accepted Answer

Untreated pneumothorax

Answer

Controlled diabetes

Answer

Healed surgical wound

Answer

Mild seasonal allergies

Question 7

What should the technologist confirm about a patient's hands and feet before treatment?

Accepted Answer

That no nail polish or prohibited cosmetics are present

Answer

That they are wearing rings of any metal

Answer

That lotion has been freshly applied

Answer

That nails are painted for identification