USE your OWN (especially one you have Googled). i you do so you need to use quot
ID: 3489709 • Letter: U
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USE your OWN (especially one you have Googled). i you do so you need to use quotes and a citation af minimum. A) How long does it typically take to complete one cycle of language The answers are in the text and the audio lectures. This means you are NOT TO TAKE ANYTHING VERBATIM FROM A SOURCE sleep? B) There are 5 stages of sleep. Four of these are grouped together as a typa of sleep uniquely different from the 5th How do we categorize stages 1-4 in comparison to stage 5? Why is REM sleep considered "paradoxical sleep" ? C) Why is REM sleep considered "paradoxical sleep"?D) Discuss one theory that explains why we dream.Explanation / Answer
a. one complete cycle of sleep take 90 minutes.
b. sleep cycle include 5 stages which comes under two catogerys mainly Non REM SLEEP ( NO RAPID EYE MOVEMENT ) and REM sleep ( rapid eye movement ). the first 4 stages involves no rapid eye movemnt so they are grouped together and 5 th stage seperate as it involve rapid eye movement.
stage 1 : introduction to sleep.( easily awakened) .
stage 2 : light sleep begins and no dreams occur.
stage 3 and 4 : slow wave sleep or deep sleep starts. ( sleep walking occurs at this stage )
stage 5 : sleep having rapid eye movement and dreams occur at this stage.
Stage 1 (light sleep) – Stage 2 (light sleep) – Stage 3 (deep sleep) – Stage 2 (light sleep) – Stage 1 (light sleep) – REM Sleep : one cycle takes 90 - 110 minutes to complete.
c. REM sleep is also called paradoxical sleep ( active sleep ) because of its similarities to wakefulness. even if the body is paralyzed, the brain activity ressembles waking state but difficut to arouse as compared to other stages.
d. the continual-activation theory of dreaming presented by Jie Zhang proposes that dreaming is a result of brain activation and synthesis; at the same time, dreaming and REM sleep are controlled by different brain mechanisms.
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