Quiz 3

Question 0

What’s the 2nd sleep stage?

Answer 0

Sleep spindles on EEG - rapid bursts of brain activity

Question 1

What’s the 1st sleep stage?

Answer 1

Light sleep; a brief stage, theta waves, hallucination-type experiences

Question 2

What’s the 3rd sleep stage?

Answer 2

Beginning of deep sleep, long and slow delta waves on EEG

Question 3

What’s the 4th sleep stage?

Answer 3

Deepest sleep stage, sleepwalking and bed wetting

Question 4

What’s the 5th sleep stage?

Answer 4

Rapid Eye Movement, dreaming occurs, EEG resembles relaxed wakefulness, known as paradoxical sleep, muscles relaxed, increased heart rate and breathing

Question 5

What’s the reason for dreams?

Answer 5

Facilitates memories, physiological brain stimulation; amygdaloid active while frontal lobes dormant