A New Feature in ICD-10 Is That the Character "X

question 7

True/False

A new feature in ICD-10 is that the character "x" is used as a 5th character placeholder in certain 6-character codes.

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Definitions:

Slow-Wave Sleep

A phase of deep sleep characterized by delta wave activity, essential for physical rest and recovery.

NREM Sleep

Non-Rapid Eye Movement sleep, characterized by slower brain waves, which is divided into three stages and accounts for 75-80% of total sleep time.

Ascending Fibres

Nerve fibers that carry information from the body's sensory receptors upward to the brain, particularly pertinent to the sensory pathways.

Reticular Activating System

A network of neurons located in the brainstem that plays a central role in regulating wakefulness and sleep-wake transitions.