279219
Description
Mind Map by kleishahealey, updated more than 1 year ago
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Created by kleishahealey
about 11 years ago
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Sleep
- Regularly occurring ASC
- Spontaneous
- Loss of consciousness
- Spontaneous
- NREM Stage 1
- Decrease in...
- Heart rate
- Respiration
- Body temperature
- Muscle tension
- Heart rate
- Hypnotic jerks
- 5-10 minutes
- Light sleep
- Decrease in...
- NREM Stage 2
- Light sleep
- Easily woken
- Easily woken
- 10-20 minutes
- Mainly theta waves
- Sleep spindles
- K-complexes
- Sleep spindles
- Brain still responds to
internal and external stimuli
- Muscle tension
- Door knock
- Muscle tension
- Physiological
- Body movements lessen
- Breathing regulates
- Blood pressure and temperature drops
- Heart rate slows
- Body movements lessen
- Light sleep
- NREM Stage 3
- Start of deepest sleep period
- About 10 minutes
- Moderately deep sleep
- Extremely relaxed
- Extremely relaxed
- Blood
pressure &
temperature
continue to
drop
- Reduction in brain activity
- Delta waves appear
- Delta waves appear
- Slow-wave sleep
- Begins within
an hour of
falling asleep
- Remain in SWS
for about 30
minutes
- Remain in SWS
for about 30
minutes
- Begins within
an hour of
falling asleep
- Start of deepest sleep period
- NREM Stage 4
- Deepest stage of sleep
- Difficult to wake
- Delta waves
- Muscles are
completely
relaxed and
barely move
- Sleep
phenomena
- Difficult to wake
- Less time spent in
Stage 3&4 as the
night progresses
- Close to morning
almost no time spent
- Close to morning
almost no time spent
- First cycle = up to 20 minutes
- Deepest stage of sleep
- REM
- Eye movement
- Increased respiration
- Increased brain activity
- Paradoxal sleep
- Brain & other
systems become
more active
- Muscles relax
and paralysis
occurs
- Brain & other
systems become
more active
- First cycle begins after about
90 minutes
- Length
increases as
the night
progresses
- Length
increases as
the night
progresses
- Dreaming
- Eye movement
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