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16 Cards in this Set

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  • Back

_________: daily (sleep / wake cycle)


__________: > once daily (digestion)


_________: < once daily (menstruation)


_________: annual

circadian: daily (sleep / wake cycle)


ultradian: > once daily (digestion)


infradian: < once daily (menstruation)


circannual: annual

Sleep/wake is an endogenous circadian rhythm: it is _________ produced.

Sleep/wake is an endogenous circadian rhythm: it is internally produced.

chronotype = _________ circadian rhythms amongst individuals

chronotype = differing circadian rhythms amongst individuals

Light = ______ important 'zeitgiver', ____ giver

Light = most important 'zeitgiver', time giver

Our biological clocks are controlled by the S____C__________ N_______ (SCN)

Our biological clocks are controlled by the supra chiasmatic nucleus (SCN)

Sleep is a period of ______ activity which results in a ___________ responsiveness to external stimuli.

Sleep is a period of reduced activity which results in a decreased responsiveness to external stimuli.

The two types of sleep are _____ and non-______ sleep.




They are characterized by differences in ______ (brain activity), EOG (______ movements) and _____ (muscle movements)

The two types of sleep are REM and non-REM sleep.




They are characterized by differences in EEG (brain activity), EOG (eye movements) and EMG (muscle movements)

The two process model of sleep involves two biological mechanisms:




1. h_________s mechanism


2. c_________n clock

The two process model of sleep involves two biological mechanisms:


1. homeostasis mechanism


2. circadian clock

GABA is the most important sleep _________ neurotransmitter

GABA is the most important sleep promoting neurotransmitter

Neurotransmitters that drive wakefulness ________ with those that drive sleep.

Neurotransmitters that drive wakefulness balance with those that drive sleep.

Snoring and sleep apnea involve a _______ of breathing while sleeping.

Snoring and sleep apnea involve a lossN of breathing while sleeping.

Narcoleptic individuals are prone to falling asleep ____________ time.

Narcoleptic individuals are prone to falling asleep at any time.

how much of our lives do we spend sleeping?


1) 1/2


2) 1/6


3) roughly 300,000 hours


4) over 1/3

We spend over 1/3 of our lives sleeping

The restoration theory of sleep is that sleep is a time for ________ the body.

The restoration theory of sleep is that sleep is a time for repleneshing the body.

The energy conservation theory is that sleep allows us to conserve energy at ________ times.

The energy conservation theory is that sleep allows us to conserve energy at inefficient times.

Brain plasticity and memory conservation theory of sleep is that sleep facilities _____________ of memories learned throughout the day.

Brain plasticity and memory conservation theory of sleep is that sleep facilities consolidation of memories learned throughout the day.