The Rare Earth Phosphors Are Used in the Intensifying Screen

question 16

Multiple Choice

The rare earth phosphors are used in the intensifying screen to

• A) protect the active layer
• B) convert x-rays to light photons
• C) convert light photons to x-rays
• D) provide physical support for the active layer

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Definitions:

Sympathetic Nervous System

Part of the autonomic nervous system that activates the body's rapid involuntary response to dangerous or stressful situations.

Hypothalamus

A region of the brain responsible for producing hormones that regulate bodily functions such as temperature, thirst, hunger, sleep, mood, and sexual activity.

Pituitary Gland

An endocrine gland located at the base of the brain, playing a crucial role in regulating growth, metabolism, and reproduction.

General Adaptation Syndrome

Hans Selye's model describing the body's short-term and long-term reactions to stress, comprising stages of alarm, resistance, and exhaustion.