Certified Hyperbaric Technologist Test CHT Patient Care and Safety in the Hyperbaric Environment 5

Question 1

A patient develops a sudden cough and chest tightness late in an HBO session. What should be suspected?

Accepted Answer

Pulmonary oxygen toxicity

Answer

Normal treatment response

Answer

Ear barotrauma

Answer

Hypoglycemia

Question 2

Why is smoking cessation counseling relevant to hyperbaric patients?

Accepted Answer

Smoking constricts vessels and reduces HBO therapeutic benefit

Answer

It only affects appointment scheduling

Answer

Smoking improves oxygen delivery

Answer

It has no clinical relevance

Question 3

What is the safest practice for managing patient documentation papers entering a monoplace chamber?

Accepted Answer

Minimize loose paper because it is combustible in an oxygen-rich environment

Answer

Bring as many papers as possible for reference

Answer

Use plastic laminated sheets only

Answer

Store newspapers near the patient

Question 4

A pediatric patient requires HBO therapy. What is a special safety consideration?

Accepted Answer

Continuous monitoring and age-appropriate communication and restraint as needed

Answer

Treating exactly like an adult with no changes

Answer

Skipping vital sign checks

Answer

Allowing toys of any material inside

Question 5

What is the technologist's first priority if the chamber communication system fails during treatment?

Accepted Answer

Maintain visual contact and use established hand signals while restoring comms

Answer

Immediately abort all treatments permanently

Answer

Leave the patient unattended to find a technician

Answer

Continue treatment without any monitoring

Question 6

Which patient pre-treatment item must be confirmed to prevent thermal injury risk?

Accepted Answer

No transdermal medication patches with metallic backing are present

Answer

That extra blankets are added

Answer

That the patient wore makeup

Answer

That the patient ate a large meal

Question 7

Why must a patient empty their bladder before a long HBO session?

Accepted Answer

For comfort and to avoid interrupting the pressurized treatment

Answer

To increase oxygen absorption

Answer

To reduce chamber humidity

Answer

To prevent static electricity