MED GAS CERTIFICATION EVALUATION
TEST 2026 FULL QUESTIONS AND
ANSWERS EXPERT VERIFIED
●● 2. What system is used to monitor the operation and condition of the
source supply of each medical gas and vacuum piping system?
A. Master alarm system
B. Area alarm system
C. Building management system
D. Pressure indicator system
Answer: A. Master alarm system
●● 3. What system is used to capture and carry away gases away from
anesthesia or analgesia equipment?
A. Waste anesthetic gas disposal system
B. Medical surgical vacuum
C. Mask system
D. Terminal system
Answer: A. Waste anesthetic gas disposal system
●● 4. What is not part of a typical category 1 medical gas vacuum
system?
,A. An inlet at locations where patient suction could be
B. Patient lead
C. Pressure gauges and operating controls
D. Shutoff valves
Answer: A. An inlet at locations where patient suction could be
●● 5. What is a pneumatic terminus of a piped gas system? Other than
critical continuous duty, nonflammable medical life support type gases.
A. Compressor
B. Service inlet
C. Service outlet
D. Vacuum outlet
Answer: C. Service outlet
●● 6. What guide is for preparation of precautionary labeling and
marking of compressed gas containers?
A. ANSI/ ISA S-7.0.01
B. CGA V-5
C. CGA C-7
D. CGA P-2.7
Answer: C. CGA C-7
,●● 7. What device that automatically reduces gas under high pressure to
a usable lower working pressure?
Group of answer choices
A. Final line regulator
B. Isolation valve
C. positive negative regulator
D. pressure reducing regulator
Answer: D. pressure reducing regulator
●● 8. Under the risk categories, what category does major injury or
death to patients or caregivers?
Group of answer choices
A. 3
B. 4
C. 1
D. 2
Answer: C. 1
●● 9. The riser is the______ pipe that connects the mail line to various
levels of the facility.
A. Main
B. Branch
C. Vertical
, D. Horizontal
Answer: C. Vertical
●● 10. The main text of which contains only mandatory provisions using
the word shall to indicate the requirements of a ______ and suitable for
adoption into law. Non-mandatory provisions shall be located in an
appendix or annex are not to be considered requirement of a
A. Standard, Code
B. Code, Standard
C. Should, Standard
D. Code, Listed
Answer: B. Code, Standard
●● 11. Oxygen enriched atmosphere is the concentration of oxygen that
exceeds_____ percent by volume
A. 19.5
B. 22.5
C. 99.5
D. 23.5
Answer: D. 23.5
●● 12. Medical support gas, nitrogen or instrument air is used to operate
A. medical surgical tools
TEST 2026 FULL QUESTIONS AND
ANSWERS EXPERT VERIFIED
●● 2. What system is used to monitor the operation and condition of the
source supply of each medical gas and vacuum piping system?
A. Master alarm system
B. Area alarm system
C. Building management system
D. Pressure indicator system
Answer: A. Master alarm system
●● 3. What system is used to capture and carry away gases away from
anesthesia or analgesia equipment?
A. Waste anesthetic gas disposal system
B. Medical surgical vacuum
C. Mask system
D. Terminal system
Answer: A. Waste anesthetic gas disposal system
●● 4. What is not part of a typical category 1 medical gas vacuum
system?
,A. An inlet at locations where patient suction could be
B. Patient lead
C. Pressure gauges and operating controls
D. Shutoff valves
Answer: A. An inlet at locations where patient suction could be
●● 5. What is a pneumatic terminus of a piped gas system? Other than
critical continuous duty, nonflammable medical life support type gases.
A. Compressor
B. Service inlet
C. Service outlet
D. Vacuum outlet
Answer: C. Service outlet
●● 6. What guide is for preparation of precautionary labeling and
marking of compressed gas containers?
A. ANSI/ ISA S-7.0.01
B. CGA V-5
C. CGA C-7
D. CGA P-2.7
Answer: C. CGA C-7
,●● 7. What device that automatically reduces gas under high pressure to
a usable lower working pressure?
Group of answer choices
A. Final line regulator
B. Isolation valve
C. positive negative regulator
D. pressure reducing regulator
Answer: D. pressure reducing regulator
●● 8. Under the risk categories, what category does major injury or
death to patients or caregivers?
Group of answer choices
A. 3
B. 4
C. 1
D. 2
Answer: C. 1
●● 9. The riser is the______ pipe that connects the mail line to various
levels of the facility.
A. Main
B. Branch
C. Vertical
, D. Horizontal
Answer: C. Vertical
●● 10. The main text of which contains only mandatory provisions using
the word shall to indicate the requirements of a ______ and suitable for
adoption into law. Non-mandatory provisions shall be located in an
appendix or annex are not to be considered requirement of a
A. Standard, Code
B. Code, Standard
C. Should, Standard
D. Code, Listed
Answer: B. Code, Standard
●● 11. Oxygen enriched atmosphere is the concentration of oxygen that
exceeds_____ percent by volume
A. 19.5
B. 22.5
C. 99.5
D. 23.5
Answer: D. 23.5
●● 12. Medical support gas, nitrogen or instrument air is used to operate
A. medical surgical tools
