MEDICAL GAS CERTIFICATION PRE-
TEST EXAM QUESTIONS WITH
COMPLETE SOLUTIONS
B. Human respiratory applications - Answer-Medical air sources shall only be use for
_____
A. Air operating devices
B. Human respiratory applications
C. Instrument air
D. WAGD
B. 1 - Answer-Medical air filters shall be sized for 100% of the system peak calculated
demand and be rated for a minimum of 98% efficiency at ______ micron greater.
A. .01
B. 1
C. 5
D. 10
A. At least duplexed - Answer-In a medical air supply system dryers, filters, and
regulators shall be.
A. At least duplexed
B. At least simplexed
C. Downstream of the source valve
D. Upstream of the aftercoolers
D. 25 - Answer-The medical air intake shall be located a minimum of ________ ft from
all exhausts or other noxious fumes
A. 10
B. 15
C. 20
D. 25
C. 20 - Answer-The medical air intake shall be located outdoors a minimum of ft above
ground level.
A. 10
B. 15
C. 20
D. 25
A. 10 - Answer-The medical air intake shall be minimum _________ ft from all doors,
windows, or other openings in a building.
A. 10
, B. 15
C. 20
D. 25
C. 30 - Answer-Vacuum receivers shall be capable of withstanding a gauge vacuum of
________ in. of HgV.
A. 12
B. 20
C. 30
D. 32
B. Any method to ensure continual service - Answer-A medical-surgical vacuum
receiver shall be made serviceable by
A. A three-valve bypass
B. Any method to ensure continual service
C. Being valved at the end of the main line
D. Shutting down the system
A. Any non-corroding - Answer-A medical-surgical vacuum exhaust shall be turned
down and screened. The screening shall be fabricated using ____________ material.
A. Any non-corroding
B. Chicken wire
C. Steel mesh
D. Steel wire
C. Except Grooved joint - Answer-Vacuum exhaust from multiple pumps joined together
to one common exhaust shall be permitted provided each pump can be isolated. The
pumps can be isolated by all of the following except a
A. blind flange
B. check valve
C. grooved joint
D. manual valve
D. Psychiatric or pediatric - Answer-With the approval f the authority having jurisdiction,
a zone valve shall be permitted o be secured to prevent inappropriate access in
____________ areas
A. anesthetizing
B. critical care
C. meternity
D. psychiatric or pediatric
A. Be ball type - Answer-New or replacement valves are not required to
A. be ball type
B. have copper tube braze extensions
C. permit in line serviceability
D. use a quarter turn to off
TEST EXAM QUESTIONS WITH
COMPLETE SOLUTIONS
B. Human respiratory applications - Answer-Medical air sources shall only be use for
_____
A. Air operating devices
B. Human respiratory applications
C. Instrument air
D. WAGD
B. 1 - Answer-Medical air filters shall be sized for 100% of the system peak calculated
demand and be rated for a minimum of 98% efficiency at ______ micron greater.
A. .01
B. 1
C. 5
D. 10
A. At least duplexed - Answer-In a medical air supply system dryers, filters, and
regulators shall be.
A. At least duplexed
B. At least simplexed
C. Downstream of the source valve
D. Upstream of the aftercoolers
D. 25 - Answer-The medical air intake shall be located a minimum of ________ ft from
all exhausts or other noxious fumes
A. 10
B. 15
C. 20
D. 25
C. 20 - Answer-The medical air intake shall be located outdoors a minimum of ft above
ground level.
A. 10
B. 15
C. 20
D. 25
A. 10 - Answer-The medical air intake shall be minimum _________ ft from all doors,
windows, or other openings in a building.
A. 10
, B. 15
C. 20
D. 25
C. 30 - Answer-Vacuum receivers shall be capable of withstanding a gauge vacuum of
________ in. of HgV.
A. 12
B. 20
C. 30
D. 32
B. Any method to ensure continual service - Answer-A medical-surgical vacuum
receiver shall be made serviceable by
A. A three-valve bypass
B. Any method to ensure continual service
C. Being valved at the end of the main line
D. Shutting down the system
A. Any non-corroding - Answer-A medical-surgical vacuum exhaust shall be turned
down and screened. The screening shall be fabricated using ____________ material.
A. Any non-corroding
B. Chicken wire
C. Steel mesh
D. Steel wire
C. Except Grooved joint - Answer-Vacuum exhaust from multiple pumps joined together
to one common exhaust shall be permitted provided each pump can be isolated. The
pumps can be isolated by all of the following except a
A. blind flange
B. check valve
C. grooved joint
D. manual valve
D. Psychiatric or pediatric - Answer-With the approval f the authority having jurisdiction,
a zone valve shall be permitted o be secured to prevent inappropriate access in
____________ areas
A. anesthetizing
B. critical care
C. meternity
D. psychiatric or pediatric
A. Be ball type - Answer-New or replacement valves are not required to
A. be ball type
B. have copper tube braze extensions
C. permit in line serviceability
D. use a quarter turn to off
