sleep Flashcards
when does sleep become fragmented
with incraesed awakwening through the night
sleeping less than 7 hours in the night does what
decrease performance testing in alertness, reaction time , memory and decision making
36 hours of sleep deprivation does what
it shows faster exhaustaion during a treadmill walk test
effects on sleep deprivation in rats
their body fails to regulate body temperature
they develop infections
rats are deprived of sleep when they die
why do humans sleep
replenish the brains glycogen levels
animals and humans that sleep at night are highly dependent on visual information to find food and avoid predators
the circardian cycle of sleep and wake involves
suprachiasmatic nuclues
hypothalamus
spinal cord
pineal gland
what causes physical paralysis in REM sleep
increased activity in gabaeric neurons
inhibition of lower motor neuron
non rem sleep is characterized by what
inactive brain in an active body
rem sleep is characterized by what
an active brain in an inactive body
several areas in the brainstem and hypothalamus promote wakefulness by doing what
sending arousal signals to the cerebral cortex
what leads to stable wakefulness
when the aletrning areas in the brain are very active and they stop the activities of other areas in the brain responsible for promoting sleep
roles of pt in improving sleep
better posture
proper exercise
sleeping postion
three types of sleep apnea
obstructive sleep apnea
central sleep apnea
mixed sleep apnea
