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AP Psychology 1.1 Sensation and Perception. The process by which the brain can turn sensory stimuli from the outside world into electrical signals...
AP Psychology 1.1 States of Consciousness. Who conducted research on REM sleep deprivations?
AP Psychology 2.3 Testing and Individual Differences. Which factor below needs to be considered in the administration and evaluation of the attenti...
AP Psychology 3.1 States of Consciousness 18 Views
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Description:
AP Psychology 3.1 States of Consciousness. Which stage of sleep is characterized by jerky eye movements and paralyzed muscles?
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]
Full Transcript
- 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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