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sleep - a state of consciousness - Coggle Diagram
sleep - a state of consciousness
measured
EMG
reliable
objective
not authentic
EOG
no thoughts and feelings
objective
reliable
EEG
brainwaves
safe
cheap
fast
self report
normal waking consciousness
fast
cheap
thoughts and feelings
video monitoring
can't describe conscious experience
notes observable behaviours
time consuming and expensive
purpose and function
how and why
controlled by hormones
melatonin
causes drowsiness (sleep)
light depressed
cortisol
level of alertness (awake)