CHT Hyperbaric Physics and Gas Laws

Question 1

Which gas law explains why a gas's volume decreases as pressure increases?

Accepted Answer

Boyle’s Law

Answer

Dalton’s Law

Answer

Henry’s Law

Answer

Charles’s Law

Question 2

Which law is most directly associated with oxygen toxicity under pressure?

Accepted Answer

Henry’s Law

Answer

Boyle’s Law

Answer

Dalton’s Law

Answer

Charles’s Law

Question 3

What happens to gas volume when a patient ascends rapidly from depth?

Accepted Answer

Volume increases

Answer

Volume stays the same

Answer

Volume decreases

Answer

Volume evaporates

Question 4

Which gas law supports the need to monitor partial pressures of oxygen during therapy?

Accepted Answer

Dalton’s Law

Answer

Henry’s Law

Answer

Boyle’s Law

Answer

Graham’s Law

Question 5

What is the typical pressure used in hyperbaric oxygen therapy?

Accepted Answer

2.0 to 2.5 ATA

Answer

1.0 ATA

Answer

3.5 to 4.0 ATA

Answer

0.5 ATA

Question 6

Why must temperature be controlled in a hyperbaric chamber?

Accepted Answer

Charles’s Law

Answer

Because of Boyle’s Law

Answer

Due to Dalton’s Law

Answer

Henry’s Law