While attending a lecture,Lea starts yawning and fights hard to stay awake.She reclines in her chair and within minutes she falls asleep with her head jerking upward at short intervals.Lea is in:
A)stage 1 sleep.
B)stage 2 sleep.
C)stage 3 sleep.
D)stage 4 sleep.

Question

Quizplus · Accepted Answer

Lea's symptoms of head jerking and the struggle to stay awake suggest she is in stage 1 sleep, which is the lightest stage of sleep where people can be easily awakened and may experience sudden muscle contractions.

While Attending a Lecture,Lea Starts Yawning and Fights Hard to Stay