Medical Gas Systems Exam | Verified Exam Questions and Answers |
Latest Updated Study Material 2026
Question:
What are the two types of gas supplies?
Answer:
1. Gas cylinders
(emergency or mobile)
Question:
2. Central pipeline system (primary)
Cylinders contain gas in what form?
Answer:
-Compressed (gas or liquid
form)
Question:
PSIG=
Answer:
-pounds per square inch gauge
Question:
-measured pressure - atm pressure = psig
PSIA (absolute)=
Answer:
-pounds per square inch absolute
Question:
-based on a pure vacuum (zero reference point)
-PSIA = PSIG + ATM pressure
What is compressed gas?
Answer:
any material or combination of gases
having an absolute pressure exceeding 40 psi @ 70(f)
,Question:
What is service pressure?
Answer:
-max pressure a cylinder can be filled
@ 70(f)
Question:
-usually printed on the bottle
What is non liquefied compressed gas?
Answer:
-It doesn't liquify @
ordinary temp under pressures that range from 25 to 2500 psig
Question:
What are examples of non liquefied compressed gas?
Answer:
O2, N,
Air, He (will not liquify @ ordinary temps
Question:
o2 is liquid @ ?
Answer:
o2 is liquid at -297(f)
Question:
What is liquefied compressed gas?
Answer:
-becomes liquefied at
ordinary temps in a container and pressures b/t 25-2500 psig
Question:
What is an example of liquefied compressed gas?
Answer:
N2o, Co2
, Question:
What is a medical gas cylinder and what can its max pressure be up to?
Answer:
-a tank containing a high pressure gas that may exceed 2000psig
Question:
What is a medical gas container?
Answer:
-low pressure, vacuum
insulated vessel containing gases in a liquid form (vacuum insulated to help keep it cold).
Question:
What does pharmacopoeia set?
Answer:
The purity spec's for how pure a
medical gas must be.
Question:
What does the FDA regulate?
Answer:
-medical gases are regulated by
the FDA (b/c they are considered drugs)
Question:
What does the DOT regulate?
Answer:
they set almost all other
regulations and standards including: design, construction, testing, marking, labeling, filling,
qualifications, storage, handling , maintenance, transportation, and disposition of compressed gas
cylinders and containers.
Question:
What are medical gas cylinders made of and what are the markings for each?
Answer:
1. Steel with alloys and would be marked 3AA
Latest Updated Study Material 2026
Question:
What are the two types of gas supplies?
Answer:
1. Gas cylinders
(emergency or mobile)
Question:
2. Central pipeline system (primary)
Cylinders contain gas in what form?
Answer:
-Compressed (gas or liquid
form)
Question:
PSIG=
Answer:
-pounds per square inch gauge
Question:
-measured pressure - atm pressure = psig
PSIA (absolute)=
Answer:
-pounds per square inch absolute
Question:
-based on a pure vacuum (zero reference point)
-PSIA = PSIG + ATM pressure
What is compressed gas?
Answer:
any material or combination of gases
having an absolute pressure exceeding 40 psi @ 70(f)
,Question:
What is service pressure?
Answer:
-max pressure a cylinder can be filled
@ 70(f)
Question:
-usually printed on the bottle
What is non liquefied compressed gas?
Answer:
-It doesn't liquify @
ordinary temp under pressures that range from 25 to 2500 psig
Question:
What are examples of non liquefied compressed gas?
Answer:
O2, N,
Air, He (will not liquify @ ordinary temps
Question:
o2 is liquid @ ?
Answer:
o2 is liquid at -297(f)
Question:
What is liquefied compressed gas?
Answer:
-becomes liquefied at
ordinary temps in a container and pressures b/t 25-2500 psig
Question:
What is an example of liquefied compressed gas?
Answer:
N2o, Co2
, Question:
What is a medical gas cylinder and what can its max pressure be up to?
Answer:
-a tank containing a high pressure gas that may exceed 2000psig
Question:
What is a medical gas container?
Answer:
-low pressure, vacuum
insulated vessel containing gases in a liquid form (vacuum insulated to help keep it cold).
Question:
What does pharmacopoeia set?
Answer:
The purity spec's for how pure a
medical gas must be.
Question:
What does the FDA regulate?
Answer:
-medical gases are regulated by
the FDA (b/c they are considered drugs)
Question:
What does the DOT regulate?
Answer:
they set almost all other
regulations and standards including: design, construction, testing, marking, labeling, filling,
qualifications, storage, handling , maintenance, transportation, and disposition of compressed gas
cylinders and containers.
Question:
What are medical gas cylinders made of and what are the markings for each?
Answer:
1. Steel with alloys and would be marked 3AA
