MEDICAL GAS PRACTICE TEST 2
QUESTIONS AND ANSWERS
(GRADED A)
Installers of a category 1 Medical gas pipe distribution system must be qualified in
accordance with ASSE 6010. What is certification requirement for installers of
Category
3 Medical gas pipe distribution system? - ANSWER-6010
When is the initial pressure test conducted by the installer? - ANSWER-After
blowdown of the distribution piping
In those portions of systems intended to handle oxygen pressures greater than 350
PSI, the interconnecting hose shall not contain ____
materials. - ANSWER-Polymeric
Which of these is an NFPA 99 requirement for the labeling of pipes in a medical gas
system. - ANSWER-Color coding
A wireless communication device is employed in a medical gas or vacuum warning
system. Which type of supervision is required for this device? - ANSWER-The device
shall be supervised such that failure communication shall initiate an alarm.
Wat sort of treatment is permited before brazing the cut ends of a tube to be installed
in medical gas piping system - ANSWER-The cut ends may be rolled smooth or
deburred
Manifolds for gas cylinders shall actuate a ____
signal and shall activate an indicator
at all _____ alarm panels to indicate when, or just before, changeover from one
header
to the other. - ANSWER-Local signal to master alarm panel
Where liquid ring compressors are used, air receivers shall be equipped with a high
water level sensor that activates a ______
alarm indicator. - ANSWER-Local
Instrument air systems shall activate the alarm systems when the dew point at
system pressure exceeds how many degrees Fahrenheit - ANSWER--22 degrees
In a non-anesthetizing area, on which side of the zone valve shall the pressure /
vacuum sensor be located? - ANSWER-Station Outlet / Inlet
What is the purpose of using an oxygen analyzer in the pipeline purge prior to
brazing? - ANSWER-To assure that all ambient air has been removed from the
pipeline
, Performance qualifications of Braziers shall remain in effect indefinitely unless the
Brazier does not raise with the qualifying procedure for longer than what time period.
- ANSWER-6 months
Pipe labels should be located at a maximum interval at how many feet? - ANSWER-
20 ft
The installation of medical gas and vacuum systems, including brazing, shall be
made by experienced, qualified and competent installers. Installers shall be certified
to the requirements which codes/standards? - ANSWER-ASME section IX
The removal of components within a source system for repair and reinstallation, or
for replacement, shall be treated as new work, or as in the purposes of testing,
whenever the work requires which of the following: - ANSWER-Cutting and/or
brazing of new pipe
A medical gas master or area alarm panel shall be set to actuate a ____ indicator
when the communication with an alarm initiating device is disconnected - ANSWER-
Audible and visual
A standard gauge pressure of 160 to 185 PSI applies to which of the following? -
ANSWER-Instrument air
Where medical gas systems operate at pressures other than the standard gauge
pressures, which of these is required to be listed on the station Outlet identification?
- ANSWER-Name of gas and Non standard operating pressure
Those sections (or portions) of the piping system that serve a room, or group of
rooms, on the same story of a facility. This is the definition of which of the following. -
ANSWER-Branch lateral lines
A low pressure vacuum insulated vessel containing gases in liquid form. This is an
NFPA 99 definition for which of the following: - ANSWER-Container
Compressed Gas cylinders must meet which of the following criteria in order to be
acceptable for use in an acute Healthcare facility: - ANSWER-Be appropriately
identified by attached labels or stencils in accordance with CGA-C7 criteria
According to the NFPA, an oxygen enriched atmosphere is one where the
concentration of oxygen exceeds what percentage? - ANSWER-23.5%
Which of the following is true of category 1 support gases: - ANSWER-Permitted to
power medical-surgical tools
A facility is in the planning stages of installing an Emergency Oxygen Service
connection. (EOSC). What minimum clearance is required around it for the
connections of temporary auxiliary source? - ANSWER-3 feet
QUESTIONS AND ANSWERS
(GRADED A)
Installers of a category 1 Medical gas pipe distribution system must be qualified in
accordance with ASSE 6010. What is certification requirement for installers of
Category
3 Medical gas pipe distribution system? - ANSWER-6010
When is the initial pressure test conducted by the installer? - ANSWER-After
blowdown of the distribution piping
In those portions of systems intended to handle oxygen pressures greater than 350
PSI, the interconnecting hose shall not contain ____
materials. - ANSWER-Polymeric
Which of these is an NFPA 99 requirement for the labeling of pipes in a medical gas
system. - ANSWER-Color coding
A wireless communication device is employed in a medical gas or vacuum warning
system. Which type of supervision is required for this device? - ANSWER-The device
shall be supervised such that failure communication shall initiate an alarm.
Wat sort of treatment is permited before brazing the cut ends of a tube to be installed
in medical gas piping system - ANSWER-The cut ends may be rolled smooth or
deburred
Manifolds for gas cylinders shall actuate a ____
signal and shall activate an indicator
at all _____ alarm panels to indicate when, or just before, changeover from one
header
to the other. - ANSWER-Local signal to master alarm panel
Where liquid ring compressors are used, air receivers shall be equipped with a high
water level sensor that activates a ______
alarm indicator. - ANSWER-Local
Instrument air systems shall activate the alarm systems when the dew point at
system pressure exceeds how many degrees Fahrenheit - ANSWER--22 degrees
In a non-anesthetizing area, on which side of the zone valve shall the pressure /
vacuum sensor be located? - ANSWER-Station Outlet / Inlet
What is the purpose of using an oxygen analyzer in the pipeline purge prior to
brazing? - ANSWER-To assure that all ambient air has been removed from the
pipeline
, Performance qualifications of Braziers shall remain in effect indefinitely unless the
Brazier does not raise with the qualifying procedure for longer than what time period.
- ANSWER-6 months
Pipe labels should be located at a maximum interval at how many feet? - ANSWER-
20 ft
The installation of medical gas and vacuum systems, including brazing, shall be
made by experienced, qualified and competent installers. Installers shall be certified
to the requirements which codes/standards? - ANSWER-ASME section IX
The removal of components within a source system for repair and reinstallation, or
for replacement, shall be treated as new work, or as in the purposes of testing,
whenever the work requires which of the following: - ANSWER-Cutting and/or
brazing of new pipe
A medical gas master or area alarm panel shall be set to actuate a ____ indicator
when the communication with an alarm initiating device is disconnected - ANSWER-
Audible and visual
A standard gauge pressure of 160 to 185 PSI applies to which of the following? -
ANSWER-Instrument air
Where medical gas systems operate at pressures other than the standard gauge
pressures, which of these is required to be listed on the station Outlet identification?
- ANSWER-Name of gas and Non standard operating pressure
Those sections (or portions) of the piping system that serve a room, or group of
rooms, on the same story of a facility. This is the definition of which of the following. -
ANSWER-Branch lateral lines
A low pressure vacuum insulated vessel containing gases in liquid form. This is an
NFPA 99 definition for which of the following: - ANSWER-Container
Compressed Gas cylinders must meet which of the following criteria in order to be
acceptable for use in an acute Healthcare facility: - ANSWER-Be appropriately
identified by attached labels or stencils in accordance with CGA-C7 criteria
According to the NFPA, an oxygen enriched atmosphere is one where the
concentration of oxygen exceeds what percentage? - ANSWER-23.5%
Which of the following is true of category 1 support gases: - ANSWER-Permitted to
power medical-surgical tools
A facility is in the planning stages of installing an Emergency Oxygen Service
connection. (EOSC). What minimum clearance is required around it for the
connections of temporary auxiliary source? - ANSWER-3 feet
