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CHS Certified Hyperbaric Specialist VIP Practice Exam
CHS — The Certified Hyperbaric Specialist (CHS) credential is issued by the National Board of Diving and Hyperbaric Medical Technology (NBDHMT); the written examination covers hyperbaric physics, physiology, clinical indications, patient safety, chamber operations, and wound care — typically 100 questions administered in approximately 2 hours with a 75% passing threshold.
57
Questions
120m
Time Limit
75.00%
To Pass
Question 1 of 57👑 VIP
A patient is being treated at 2.4 atmospheres absolute (ATA) in a monoplace hyperbaric chamber. The chamber volume at surface pressure (1 ATA) was 500 liters. According to Boyle's Law, what is the approximate volume of the gas inside the chamber at treatment pressure, assuming constant temperature?
Questions 2–57 and full explanations are VIP-exclusive.