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AP Psychology 3.1 States of Consciousness 18 Views


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AP Psychology 3.1 States of Consciousness. Which stage of sleep is characterized by jerky eye movements and paralyzed muscles?

Language:
English Language

Transcript

00:04

Here's your shmoop du jour brought to you by jerky eye movements we [Close up of girls eyes]

00:08

hate it when our eyes are jerky can't they just chill out and be nice which

00:12

stage of sleep is characterized by jerky eye movements and paralyzed muscles and

00:17

here are the potential answers.. well it's hard to imagine eyes

00:21

jerking around when they're closed but it happens and it can usually be seen [Man sleeping]

00:25

through the eyelids unless you're one of those people who's eyelids don't fully

00:29

close during sleep in which case its much easier to tell during the first

00:33

sleep stage you drift in and out of sleep and be easily awoken no jerky eyes [Boy awakens as girl walks into room]

00:37

or paralyzed muscles here however so A is out if you were then to shift

00:42

in to stage two you likely try to create rhythmic brainwaves known as sleep

00:47

spindles while also dropping your body temperature and lowering your heart rate [Boy sleeping and temperature drops]

00:51

still no eye activity or paralysis in sight so it's not B next up stage 3

00:56

which is known for slow brain waves caused by delta waves that help you

01:00

transition from light sleep in to deep delta waves are the idealistic college [delta waves appear as boy sleeps]

01:06

years of the sleep cycle still doesn't fit our answer though so cross out C

01:10

then there's stage 4 a deep sleep that lasts for about 30 minutes if you really

01:15

wanted to sell stage 4 here's a tip most bedwetting occurs during this stage, still [Boy wets bed as girl walks into room]

01:20

not what we're looking for though so get rid of D...

01:24

finally there stage 5 REM sleep unsurprisingly REM or rapid eye movement [Boy sleeping as eyes move]

01:31

is characterized by yes jerky eye movement as well as muscle paralysis and

01:35

increased brain activity that causes dreams so E is the answer we're looking

01:41

for...E for everyone is laughing at you in your underwear while your teeth fall out [Man in underwear and teeth fall out as people laugh]

01:44

our subconscious is just the worst...

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