RMGA Equipment Operation 4

Question 1

A medical air compressor system must include which of the following to ensure air quality meets medical grade standards?

Accepted Answer

Dryers, filters, and carbon monoxide monitors

Answer

Medical air systems require dryers to remove moisture, multiple filters for particulates and hydrocarbons, and CO monitors to detect contamination.

Question 2

What is the correct procedure when a medical gas outlet at the point of care does not deliver gas when connected?

Accepted Answer

Check zone valve status, then pipeline pressure, then inspect the outlet for damage

Answer

Systematic troubleshooting starts with verifying zone valves are open and pipeline pressure is normal before inspecting the outlet itself.

Question 3

In a medical vacuum system, the term 'ultimate vacuum' refers to:

Accepted Answer

The lowest absolute pressure the pump can attain under no-flow conditions

Answer

Ultimate vacuum is the theoretical lowest pressure a vacuum pump can reach when no gas is flowing into the inlet.

Question 4

Which condition makes it unsafe to store a medical gas cylinder in a horizontal position?

Accepted Answer

The valve can be damaged if the cylinder rolls, and liquid phase may enter the valve on some cylinders

Answer

Horizontal storage risks valve damage if the cylinder moves, and for cylinders with liquid content, the dip tube may deliver liquid rather than gas.

Question 5

A bulk liquid oxygen system's vaporizer converts LOX to gaseous oxygen by:

Accepted Answer

Using ambient air or electric heat to warm and vaporize the liquid

Answer

Ambient vaporizers use the heat energy from surrounding air to warm liquid oxygen, converting it to gas for pipeline distribution.

(RMGA) Registered Medical Gas Administrator Certification Practice Test