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2021 Medical Gas Worksheet 3 Flashcards | StudBud
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2021 Medical Gas Worksheet 3
2021 Medical Gas Worksheet 3
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1
Where medical air piping systems at different operating pressures are required, the piping shall separate after the___.
source valve
relief valve
final line regulators
filters
2
Receivers for medical air shall be equipped with ____
automatic and manual drains
sight glass
All of the above
relief valves
3
After coolers, where required, shall be provided with individual _____.
pressure indicators
flexible connectors
shut off valves
condensate traps
4
Medical air supply systems shall be required to ____.
Meet the requirements of medical air USP
Have no detectable liquid hydrocarbons
Have less than 25 ppm gaseous hydrocarbons
All of these
5
Medical air compressor systems shall have a pressure relief valve set at ______percent above line pressure.
30
20
50
40
6
Medical air receivers shall be provided with proper valves that allow the receiver to be _______ during service.
pressurized
painted
bypassed
on line
7
Medical air sources shall be used only for ____.
Human respiratory applications
All of the above
Instrument air
Air-operating devices
8
Medical air compressor systems shall have a(n) ______ means to prevent backflow through all off-cycle compressors.
Manual
Semi-automatic
Automatic
All of the above
9
Medical air shall be sampled at a___valved port downstream of the final line pressure regulator and air quality monitors
1/8 NPS
3/4 NPS
1/2 NPS
1/4 NPS
10
Medical air filters shall be located upstream of the ____
final line regulator
after coolers
pressure indicator
receiver
11
Reciprocating compressors shall _________.
eliminate oil anywhere in the compressor
separate the oil-containing section from compression chamber by 2 seals
use food grade oil only
be prohibited
12
Medical air compressor air intake shall be located outdoors a minimum distance of ________ above the ground level.
There is no height requirement
25 ft
10 ft
20 ft
13
Medical air compressors that are designed to separate the oil containing section from the compression chamber shall be.
With a coalescing filter with a pressure indicator
With a coalescing filter with a shutoff valve
All of the above
With a coalescing filter with a element change indicator
14
Dryers, filters and regulators shall be ____
duplexed
each sized to serve peak calculated demand
All of the above
valved to be individually isolated
15
Medical air filters shall be sized for 100% of the system peak demand and be rated for a min. of ___ efficiency at ___
95% @ .5 Micron or greater.
none of the above
98% @ .1 Micron or greater.
100% @ .1 Micron or greater.
