MED GAS EXAM REVIEW QUESTIONS
WITH 100% VERIFIED ANSWERS
When an EOSC becomes a temporary supply source a facility will monitor the system
by use of which of the following? - Answer-Providing four connection points to both
master alarms
In an in-building emergency reserve system what does NOT need to be taken into
consideration when determining the sufficient number of cylinder connections for at
least one average day supply - Answer-Location of the bulk gas reserve
Medical air sources shall be used only for ________ and human respiration - Answer-
Calibration of medical respiratory devices
Medical air sources, shall be connected to the medical air distribution system, only, and
shall be used only for which of these purposes? - Answer-Calibration of medical
devices, and in the application of human respiration
Service water and seal water used for liquid ring compressors shall be _______ to
protect against waterborne pathogens - Answer-Treated
Which type of connectors shall connect the medical air compressors with their intake
and outlet piping? - Answer-Flexible
The medical air compressor intake shall be located a minimum of how many feet from
any exhaust or intake? - Answer-25
Which of the following types of tubing may NOT be used to construct the medical air
intake piping? - Answer-Black pipe (schedule 40)
Where liquid ring compressors are used, air receivers, show the equipped with a high
water level sensor that activates a/an _______ alarm indicator - Answer-Local
Where compressors that separate the oil containing section from the compression
chamber are used, each compressor shall be monitored for which of the following? -
Answer-Gaseous hydrocarbons, and high temperature
Medical air quality monitoring for dewpoint, shall activate a local alarm and _____ when
the dewpoint at system pressure exceeds ______ degrees Fahrenheit - Answer-All
master alarms; 35
, Medical air proportioning systems shall produce medical air reconstituted from which
gases? - Answer-Oxygen USP and nitrogen NF
Inlet filtration of the medical surgical vacuum central supply systems shall contain all of
these - Answer-Filters shall be efficient to 99.97% HEPA, filtration shall be on the
patient side of the vacuum pump, filtration shall be at least duplex
Vacuum piping for ______shall be connected separately from the medical surgical
system directly to the receiver tank through its own isolation valve and fluid trap located
at the receiver. - Answer-A teaching laboratory
Which of these is an acceptable location for the exhaust of medical vacuum? - Answer-
Away from public places
Where WAGD is produced by the medical surgical vacuum source, the total
concentration of oxidizers shall be maintained below _______ percent. - Answer-23.6
Which source shall NOT be used to power the Venturi for a WAGD system? - Answer-
Medical air
Oxygen central supply systems with an oxygen concentrator having three supply
sources shall NOT be allowed if... - Answer-A documented risk analysis has NOT been
completed
Except for zone and future valves, all valves shall be located in secure areas, such as
locked pipe chases or be... - Answer-Locked or latched in their operating position
With the approval of the authority having jurisdiction, in which areas shall the shut off
valves be permitted to be secured to prevent an inappropriate access? - Answer-
Pediatric
What is the minimum flow coefficient (Cv) difference allowed between inlet side and
outlet side of a full open 1-inch positive pressure valve? - Answer-60
Where multiple freestanding buildings are being served by one central supply source,
what minimum number of main line shut off valves is required? - Answer-One for each
building
Riser valves are located where? - Answer-In the riser adjacent to the main line
Which of the following is a requirement for the configuration of a zone valve box? -
Answer-Placed such that a wall intervenes between the inlets/outlets they control
Zone valves are NOT permitted to be installed in which of these locations? - Answer-In
the same room as the outlets/inlets that it serves
WITH 100% VERIFIED ANSWERS
When an EOSC becomes a temporary supply source a facility will monitor the system
by use of which of the following? - Answer-Providing four connection points to both
master alarms
In an in-building emergency reserve system what does NOT need to be taken into
consideration when determining the sufficient number of cylinder connections for at
least one average day supply - Answer-Location of the bulk gas reserve
Medical air sources shall be used only for ________ and human respiration - Answer-
Calibration of medical respiratory devices
Medical air sources, shall be connected to the medical air distribution system, only, and
shall be used only for which of these purposes? - Answer-Calibration of medical
devices, and in the application of human respiration
Service water and seal water used for liquid ring compressors shall be _______ to
protect against waterborne pathogens - Answer-Treated
Which type of connectors shall connect the medical air compressors with their intake
and outlet piping? - Answer-Flexible
The medical air compressor intake shall be located a minimum of how many feet from
any exhaust or intake? - Answer-25
Which of the following types of tubing may NOT be used to construct the medical air
intake piping? - Answer-Black pipe (schedule 40)
Where liquid ring compressors are used, air receivers, show the equipped with a high
water level sensor that activates a/an _______ alarm indicator - Answer-Local
Where compressors that separate the oil containing section from the compression
chamber are used, each compressor shall be monitored for which of the following? -
Answer-Gaseous hydrocarbons, and high temperature
Medical air quality monitoring for dewpoint, shall activate a local alarm and _____ when
the dewpoint at system pressure exceeds ______ degrees Fahrenheit - Answer-All
master alarms; 35
, Medical air proportioning systems shall produce medical air reconstituted from which
gases? - Answer-Oxygen USP and nitrogen NF
Inlet filtration of the medical surgical vacuum central supply systems shall contain all of
these - Answer-Filters shall be efficient to 99.97% HEPA, filtration shall be on the
patient side of the vacuum pump, filtration shall be at least duplex
Vacuum piping for ______shall be connected separately from the medical surgical
system directly to the receiver tank through its own isolation valve and fluid trap located
at the receiver. - Answer-A teaching laboratory
Which of these is an acceptable location for the exhaust of medical vacuum? - Answer-
Away from public places
Where WAGD is produced by the medical surgical vacuum source, the total
concentration of oxidizers shall be maintained below _______ percent. - Answer-23.6
Which source shall NOT be used to power the Venturi for a WAGD system? - Answer-
Medical air
Oxygen central supply systems with an oxygen concentrator having three supply
sources shall NOT be allowed if... - Answer-A documented risk analysis has NOT been
completed
Except for zone and future valves, all valves shall be located in secure areas, such as
locked pipe chases or be... - Answer-Locked or latched in their operating position
With the approval of the authority having jurisdiction, in which areas shall the shut off
valves be permitted to be secured to prevent an inappropriate access? - Answer-
Pediatric
What is the minimum flow coefficient (Cv) difference allowed between inlet side and
outlet side of a full open 1-inch positive pressure valve? - Answer-60
Where multiple freestanding buildings are being served by one central supply source,
what minimum number of main line shut off valves is required? - Answer-One for each
building
Riser valves are located where? - Answer-In the riser adjacent to the main line
Which of the following is a requirement for the configuration of a zone valve box? -
Answer-Placed such that a wall intervenes between the inlets/outlets they control
Zone valves are NOT permitted to be installed in which of these locations? - Answer-In
the same room as the outlets/inlets that it serves
