NATURE OF SLEEP

christina.m Psychology a-levels English 1 page

Content of the notes (1)

NATURE OF SLEEP

5 STAGES of sleep

5 sleep CYCLES

between each cycle -> experience NREM sleep-> then REM

during NREM -> 4 STAGES -> progresses to (STAGES 1 and 2) into DEEP or SLOW -WAVE sleep (STAGES 3 and 4)

RAPID EYE- MOVEMENT (REM) sleep = experienced several times -> during night= produce intense electrical activity

Stage 1 and 2

Light sleep and CHANGE- ELECTRICAL ACTIVITY IN BRAIN

part of the brain which is AWAKE= produces BETA WAVES

changes to ALPHA and THETA waves

HEART RATE SLOWS and TEMPERATURE DECREASES

SLEEPER= in RELAXED STATE = easily woken

Description: a-levels Psychology (Sleep) Note on NATURE OF SLEEP, created by christina.m on 22/02/2015.
Created by: christina.m
Views: 20
Tags: nature of sleep
Rating