Shortly after going to bed, as you are falling asleep, you experience the vividly realistic sensation that you are falling or tripping forward, which jolts you awake. This vivid sensation is a common example of:
A) REM rebound.
B) delta brain wave activity.
C) a hypnagogic hallucination.
D) sleep apnea.

Question

Quizplus · Accepted Answer

This vivid sensation is a common example of a hypnagogic hallucination, which occurs during the transition between wakefulness and sleep. It often involves sensory experiences such as falling or hearing a loud noise, and can be quite vivid and realistic.

Shortly After Going to Bed, as You Are Falling Asleep