Exam Questions And Correct Answers (Verified
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1. The primary responsibility of a medical gas verifier is to
A. Install medical gas piping
B. Verify that medical gas and vacuum systems are installed and
functioning correctly
C. Maintain patient monitoring equipment
D. Operate medical gas alarms
Verification ensures safety, accuracy, and compliance before
systems are placed into service.
2. Medical gas verification is required before a system is
A. Pressure tested
B. Labeled
C. Used for patient care
D. Designed
Verification confirms systems are safe prior to clinical use.
3. Which standard is most commonly referenced for medical gas
verification in New Jersey?
A. OSHA 1910
B. NFPA 99
C. NFPA 13
, D. ASME Section IX
NFPA 99 governs Health Care Facilities Code requirements.
4. Who is permitted to perform medical gas verification?
A. Any licensed plumber
B. Hospital maintenance staff
C. A qualified and credentialed medical gas verifier
D. The project architect
Verification must be done by an independent qualified individual.
5. Medical gas verification must be independent from
A. The hospital administration
B. The inspection agency
C. The installer of the system
D. The local authority
Independence avoids conflicts of interest.
6. Cross-connection testing ensures that
A. Alarms function properly
B. Pressure is correct
C. Each outlet delivers only the intended gas
D. Valves are accessible
This prevents delivery of the wrong gas to patients.
7. Which gas is commonly color-coded green in medical gas systems?
A. Nitrous oxide
B. Medical air
C. Vacuum
D. Oxygen
Color coding helps prevent gas identification errors.
, 8. A pressure drop test is used to verify
A. Flow rate accuracy
B. Alarm sensitivity
C. System tightness and absence of leaks
D. Outlet labeling
Pressure stability indicates leak-free piping.
9. Medical vacuum systems are tested primarily for
A. Pressure
B. Purity
C. Flow and suction levels
D. Odor
Vacuum performance is measured by suction capability.
10. Which component must be verified for proper alarm
activation?
A. Zone valves
B. Master alarm panels
C. Outlet plates
D. Pipe supports
Alarms are critical for alerting staff to system issues.
11. Gas identity testing confirms
A. Pipe material
B. Pressure class
C. Correct gas at each outlet
D. Valve location
Gas identity errors can be fatal.
12. A verifier must document
A. Only failed tests