Examlex
Explain what x-rays are.
Microsleep
Brief sleep period lasting a second or so.
Sporadic Napping
The act of taking short, unplanned periods of sleep at irregular intervals.
Pseudocoma
A condition in which an individual appears to be in a coma but is actually aware and conscious.
RAS
Acronym for the Reticular Activating System, a network of neurons located in the brainstem that regulates wakefulness and sleep-wake transitions.
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