Which One of the Following Is Not True Concerning Radon

question 39

Multiple Choice

Which one of the following is not true concerning radon?

• A)It decays by alpha emission.
• B)It decays to polonium-218, an alpha emitter.
• C)It is chemically active in human lungs.
• D)It has been implicated in lung cancer.
• E)It is generated as uranium decays.

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Definitions:

REM Sleep

A stage of sleep characterized by rapid eye movements, vivid dreaming, and increased brain activity.

Pons

A part of the brainstem that links the medulla oblongata and the thalamus, playing a crucial role in controlling breathing, communication between different parts of the brain, and sensations such as hearing and taste.

REM Sleep

A stage of sleep characterized by rapid eye movements, more vivid dreams, and increased brain activity similar to being awake.

NREM Sleep

Non-Rapid Eye Movement sleep, which is characterized by slower brain waves and is divided into three stages, representing non-dreaming sleep phases.