If 40 MAs Produce a Diagnostic Image When a 12:1

question 26

Multiple Choice

If 40 mAs produce a diagnostic image when a 12:1 ratio grid is used, how much mAs should be used with a 5:1 ratio grid?

• A) 6.7 mAs.
• B) 16 mAs.
• C) 96 mAs.
• D) 100 mAs.

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Definitions:

Dependent Edema

Swelling caused by the accumulation of fluid in the tissues, often affecting the lower legs and feet due to gravity when sitting or standing.

Low-air-loss Mattress

A type of mattress designed to reduce pressure on the skin by using airflow, often used for patients at risk of bed sores.

Bed Rest

A medical treatment recommendation where a patient is advised to lie down and limit physical activity, often to speed up recovery.

Support Surface

Materials or devices used on a bed or chair to redistribute pressure and prevent pressure injuries or sores.