Med-Gas Exam
Comprehensive Resource To Help You Ace 2026-2027 Exams
Includes Frequently Tested Questions With ELABORATED
100% Correct COMPLETE SOLUTIONS
Guaranteed Pass First Attempt!! Current Update!!
Instant Download Pdf
1. A gauge reading exceeding 200 psi in a piping system is defined as which
type of pressure? - Correct Answer: High
2. compressed gas cylinders must meet all EXCEPT which of the following
criteria in order to be acceptable for use in an acute health care facility? -
Correct Answer: Tables for liquid containers shall have 2-inch lettering
3. according to the NFPA, an oxygen-enriched atmosphere is one where the
concentration of oxygen exceeds what percentage? - Correct Answer:
23.5%
4. which of the following is true of category 1 support gases? - Correct
Answer: subject to greater hazards than present in other piped gases
5. oxygen cylinders in use and in storage shall be prevented from reaching
temperatures in excess of how many degrees Fahrenheit? - Correct
Answer: 125^o degrees
,6. non-mandated fundamentals and recommended guidelines for medical gas
and vacuum systems shall be located in the ________________ of the NFPA
99 code of ASSE 6000 standards. - Correct Answer: annexes or
appendices
7. the level of sedation allowed for use in a category 2 dental health facility is
limited to which of the following? - Correct Answer: moderate and
minimal sedation
8. what is the standard gauge pressure (psi) for nitrogen gas service? -
Correct Answer: 55-185
9. in a category 1 health care facility, what is the maximum length (feet)
allowed for a nonmetalic flexible connector to connect to the manifold in a
medical gas piping system? - Correct Answer: they shall be no longer
than necessary
10.in compliance with NFPA 70, new wiring is installed underground form
(from?) the source to the junction box entering the building. what is the
minimum number of sets of wires to connect the initiating device with the
junction box? - Correct Answer: 1
11.which of the following fittings is NOT permitted for joining vacuum
distribution pipeline systems? - Correct Answer: non-removable push-fit
,12.medical air sources shall be sued (used ?) only for ________ and human
respiration - Correct Answer: calibration of medical respiratory devices
13.in central supply systems using gas cylinders, each header shall have a
__________ valve to prevent backflow and to permit service to the header.
- Correct Answer: check
14.WAGD networks shall provide a WAGD inlet in all locations where
__________ is intended to be administered. - Correct Answer: nitrous
oxide
15.which is a permitted use of the medical-surgical vacuum system? -
Correct Answer: waste anesthetic gas disposal
16.which of the following is an instrument air quality requirement? -
Correct Answer: it shall be compliant with Instrument Air section ANSI/ISA
S-7 0.01
17.Riser valves are those valves located where? - Correct Answer: in the
riser adjacent to the main line
18.all positive-pressure supply systems shall be provided with means to control
the final line pressure at the source and include _________. - Correct
Answer: all of the above: controls that are able to provide 100 percent
capacity & protection against overpressure & the ability to service or
replace components while maintaining normal operation
, 19.during a patient emergency, when NFPA 99 code may be superseded by
__________ actions shall be reviewed and documented for future events. -
Correct Answer: a medical professional
20.when an installer installs products or devices not designated by code, items
shall have supporting technical documentation approved by which of the
following? - Correct Answer: AHJ
21.Prior to the installation of a manufactured assembly, documentation shall
be provided for all EXCEPT which of the following tests? - Correct
Answer: cross connection
22.installers shall have documentation indicating which of the following piping
materials have been certified for use in a medical gas distribution system? -
Correct Answer: ASTM B819 hard drawn copper tube
23.maintenance of which of the following on site, supporting documentation is
required of a medical gas installer? - Correct Answer: brazing
qualification and procedure
24.a medical air portioning system shall have a minimum of how many
recorders in order to record system performance and air quality for a period
of no less than 24 hours? - Correct Answer: 1
Comprehensive Resource To Help You Ace 2026-2027 Exams
Includes Frequently Tested Questions With ELABORATED
100% Correct COMPLETE SOLUTIONS
Guaranteed Pass First Attempt!! Current Update!!
Instant Download Pdf
1. A gauge reading exceeding 200 psi in a piping system is defined as which
type of pressure? - Correct Answer: High
2. compressed gas cylinders must meet all EXCEPT which of the following
criteria in order to be acceptable for use in an acute health care facility? -
Correct Answer: Tables for liquid containers shall have 2-inch lettering
3. according to the NFPA, an oxygen-enriched atmosphere is one where the
concentration of oxygen exceeds what percentage? - Correct Answer:
23.5%
4. which of the following is true of category 1 support gases? - Correct
Answer: subject to greater hazards than present in other piped gases
5. oxygen cylinders in use and in storage shall be prevented from reaching
temperatures in excess of how many degrees Fahrenheit? - Correct
Answer: 125^o degrees
,6. non-mandated fundamentals and recommended guidelines for medical gas
and vacuum systems shall be located in the ________________ of the NFPA
99 code of ASSE 6000 standards. - Correct Answer: annexes or
appendices
7. the level of sedation allowed for use in a category 2 dental health facility is
limited to which of the following? - Correct Answer: moderate and
minimal sedation
8. what is the standard gauge pressure (psi) for nitrogen gas service? -
Correct Answer: 55-185
9. in a category 1 health care facility, what is the maximum length (feet)
allowed for a nonmetalic flexible connector to connect to the manifold in a
medical gas piping system? - Correct Answer: they shall be no longer
than necessary
10.in compliance with NFPA 70, new wiring is installed underground form
(from?) the source to the junction box entering the building. what is the
minimum number of sets of wires to connect the initiating device with the
junction box? - Correct Answer: 1
11.which of the following fittings is NOT permitted for joining vacuum
distribution pipeline systems? - Correct Answer: non-removable push-fit
,12.medical air sources shall be sued (used ?) only for ________ and human
respiration - Correct Answer: calibration of medical respiratory devices
13.in central supply systems using gas cylinders, each header shall have a
__________ valve to prevent backflow and to permit service to the header.
- Correct Answer: check
14.WAGD networks shall provide a WAGD inlet in all locations where
__________ is intended to be administered. - Correct Answer: nitrous
oxide
15.which is a permitted use of the medical-surgical vacuum system? -
Correct Answer: waste anesthetic gas disposal
16.which of the following is an instrument air quality requirement? -
Correct Answer: it shall be compliant with Instrument Air section ANSI/ISA
S-7 0.01
17.Riser valves are those valves located where? - Correct Answer: in the
riser adjacent to the main line
18.all positive-pressure supply systems shall be provided with means to control
the final line pressure at the source and include _________. - Correct
Answer: all of the above: controls that are able to provide 100 percent
capacity & protection against overpressure & the ability to service or
replace components while maintaining normal operation
, 19.during a patient emergency, when NFPA 99 code may be superseded by
__________ actions shall be reviewed and documented for future events. -
Correct Answer: a medical professional
20.when an installer installs products or devices not designated by code, items
shall have supporting technical documentation approved by which of the
following? - Correct Answer: AHJ
21.Prior to the installation of a manufactured assembly, documentation shall
be provided for all EXCEPT which of the following tests? - Correct
Answer: cross connection
22.installers shall have documentation indicating which of the following piping
materials have been certified for use in a medical gas distribution system? -
Correct Answer: ASTM B819 hard drawn copper tube
23.maintenance of which of the following on site, supporting documentation is
required of a medical gas installer? - Correct Answer: brazing
qualification and procedure
24.a medical air portioning system shall have a minimum of how many
recorders in order to record system performance and air quality for a period
of no less than 24 hours? - Correct Answer: 1
