Over 90% of the Body Is Composed of Four Elements

question 34

True/False

Over 90% of the body is composed of four elements: carbon,nitrogen,chlorine,and hydrogen.
Over 90% of the body is composed of four elements: carbon,nitrogen,oxygen,and hydrogen.

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Definitions:

Heart rate

The number of heartbeats per minute, a vital sign indicating the heart's efficiency and health status.

Polysomnogram

A comprehensive recording of the biophysiological changes that occur during sleep, used to diagnose sleep disorders.

Sleep assessment

The evaluation of sleep patterns, quality, and disorders, typically involving the use of specific tools or tests and a detailed patient history.

Visual analog scale

A measurement instrument for subjective characteristics or attitudes that cannot be directly measured, often used for assessing pain.