What Is the Accepted Half-Value Layer (HVL) for an X-Ray

question 18

Multiple Choice

What is the accepted half-value layer (HVL) for an x-ray unit operating at 80 kVp?

• A) 2.1 mm Al
• B) 2.3 mm Al
• C) 2.5 mm Al
• D) 2.7 mm Al

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Definitions:

Bulimia

An eating disorder characterized by binges on large quantities of food, followed by purges of the food through vomiting or the use of laxatives.

Eating Disorder

A mental disorder characterized by abnormal or disturbed eating habits, which can severely impact one's health and emotional well-being.

Purging

The act of removing or getting rid of something unwanted, can refer to physical, emotional, or digital contexts; also associated with eating disorders.

Heart Failure

A chronic condition where the heart is unable to pump blood effectively enough to meet the body's needs, leading to a variety of symptoms and health issues.