Medical Gas Systems 2021 1-25

An existing system that is not in strict compliance with the provisions of this code shall be permitted to be continued in use as long as the _______ has determined that such use does not constitute a distinct hazard to life.

• A. architect
• B. nursing staff
• C. engineer
• D. authority having jurisdiction

Cylinder and cryogenic liquid container outlet connections shall be affixed in such a manner as to be intregal to the valve, unremovable with ordinary tools or so designed as to render the attachment point ________ when removal of the outlet connection is attempted.

• A. reusable
• B. universal
• C. unsuitable
• D. unusable

Which of the following systems shall not be permitted to be located in an outdoor enclosure?

• A. Manifolds for gas cylinders
• B. Manifolds for cryogenic liquid containers
• C. Medical air compressor sources
• D. Bulk cryogenic liquid systems

What is required of the alarm system if another alarm condition occurs while the audible alarm is manually silenced?

• A. Nothing, the visual indicator is still active
• B. The visual indicator must blink
• C. The audible signal will beep
• D. Re-initiation of the audible signal

Cylinders in use and in storage shall be prevented from reaching temperatures in excess of ____________.

• A. 120ºF
• B. 125ºF
• C. 130ºF
• D. 150ºF

Locations for central supply systems shall have electrical devices protected from ___________.

• A. unauthorized use
• B. physical damage
• C. freezing temperatures
• D. moisture

Mechanical exhaust for central supply locations shall not be more than ____.

• A. 50 cfm
• B. 72 cfm
• C. 100 cfm
• D. 500 cfm

For purposes of this code, an oxygen enriched atmosphere is an atmosphere where to total concentration of oxygen exceeds _______ by volume.

• A. 0.235
• B. 0.236
• C. 0.195
• D. 0.93

Final line pressure regulators, when used for bulk cryogenic liquid systems shall be of a ________ design.

• A. straight through
• B. parallel
• C. balanced
• D. none of the above

The pressure in the main line of each medical gas system, the operation and condition of the source of supply and the reserve source (if any) shall be monitored at the _______ alarm

• A. local
• B. area
• C. master
• D. all of the above