Intro to Psychology; Consciousness Notes

Chapter 4: Consciousness
Sleepdreamingcircadian
Rhythm

WilliamcDement 1928 2020 experimented onhimselftriedtostay awake
sleepalwayswinsbelmicrosleeps episodeorsleep
that w
occurs awakeakadaydreaming
hen
ithelpsussurvivepreventssleepdeprivation

whysleepimportant
m

restoresbodytissues facilitatesbodygrowth ÉÉIÉÉÉÉÉÉÉeÉonn
1amdrowsyfatigueAnddiabetesweightgain ummm disease adults.sn

increasesimmunityto
disease
e effectcausedafter2daysofdeprivation

keepsmindalert
more tonorepinephrine
sensative alert
keeps duringday

mood
enhances

mmmm encesleepweneed


connected tocognitionlearningandmemory Genetics
earlybirdornightowl maybe
influencewhether
genes
allowstobetterstoreprocessedmaterial

acksleeplinkedtoAlzheimer's

qq.gg 4 p s


whysotired

Hitprogramed braincellsinhypothalamus suprachiasmaticnucleus scn internalclock
by


I L
SCNresponsivealightchangecuesfrom infomanescureleasemelatoninhormonefacilitates
eyeslight sleepDarincuesincreasemelatonin

adevelopmentalchangeinintrinsicsleepwakecycleoccursinpuberty


weekend
lag stayuplateonweekend son resetscycle
tired
irritable i nattentive
3,4hours
moodybclciockresetitser.by

foreachhourorchange Idaytoresetsleepcircadianrhythm
Stagesorsteep NonREMsleep eyedonot
movehas4stagesrelaxedstate
waveslastsmin
lightsleeptheta
esearchersuseeeotechtoidentingsstages rate
breathingheart slows feellikefallingorfloating
Sleepspindlesapp20minslowerthetawaves
d ecreasebreathingmuscle
continue ratebody
heart
tension temp
learned
processs implecomplex skills
motor

epbeginshowsdeitawavepatterns firsthour
qjgwgg.gg
sleeppatternof
deep deltaGrowthhormone getsshorter
longer wesleep