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Psych chp 5
invitation to Psych, fourth edition - Wade Tavris
27
Psychology
Undergraduate 1
08/04/2009

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Term
Circadian Rhythms are controlled by
Definition
Suprachiasmatics (contol this)
Term
Tiny tear drop shaped cluster of cells in the hypothalamus
Definition
Suprachiasmatic Nucleus
Term
SCN regulates
Definition
circadian rhythms
Term
Biological Rhythm
Definition
a periodic, more or less regular fluctuation in a biological system
Term
Endogenous
Definition
generated from within, rather than by external cues
Term
Circadian Rhythm
Definition
a biological rythm with a period of about 24 hours
Term
Melatonin treatments have been used to treat
Definition
insomnia
Term
Internal Desynchronization
Definition
a state in which biological rhythms are not in phase with one another
Term
often occurs when people take flights across several time zones
Definition
internal desynchronization
Term
circadian rhythms can be affected by
Definition
illness, stress fatigue, excitement, exercise, drugs, mealtimes, and ordinary daily experiences
Term
Seasonal affective disorder
Definition
person becomes depressed in winter than improvement during spring
Term
being exposed to _____ for thirty minutes helped people with S.A.D
Definition
Bright light
Term
True or False - Testosterone make men more violent
Definition
FALSE
Term
REM
Definition
Rapid eye movement
Term
rem cycles reoccur about every _____
Definition
90 minutes (this reoccurs while sleeping every)
Term
when you first close your eyes and begin to sleep your brain emits
Definition
alpha waves
Term
Stage one of sleeping
Definition
Brain waves become small and regular, if awakened you'll may remember images (which stage)
Term
stage two of sleep
Definition
short burst of rapid high peaking waves
Term
stage 3 of sleep
Definition
very slow waves with very high peaks, breathing is slow, muscles relaxed
Term
stage four sleep
Definition
delta waves have now largely taken over and you are in deep sleep.
Term
Sequence of sleep stages takes about _____ minutes
Definition
45 minutes (this is how long ______ stages take)
Term
Paradoxical sleep is also known as -
Definition
Rem (also known as)
Term
cortisal may damage ___ ___ that are necessary for ______ and _______
Definition
brain cells, learning and memory (may be damaged by)
Term
insomnia occurs in about ___ of adults
Definition
10 % (____ occurs in about 10% of adults)
Term
insomnia occurs in about ___ of adults
Definition
10 % (____ occurs in about 10% of adults)
Term
sleep apnea
Definition
sleep disorder that causes person to choke and gasp
Term
narcolepsy
Definition
sudden unpredictable daytime attacks of sleepiness or actual sleep lasting from 5 - 30 minutes
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