Sleep Flashcards
Pseudoscientific claim
Assertion that looks to be scientific but is not really based on science
Fortune cookies
Consciousness
Awareness of yourself and environment
Being awake
Biological rhythms
Periodic physiological fluctuations
Body temperature change, blood pressure change
Circadian rhythms
Occur approximately every 24 hours
Shower, sleep
Ultradian rhythms
Occur more than once every day
Eating
Infradian rhythms
Occur once a month or season
Bear hibernation
Melatonin
Hormone that regulates the sleep wake cycle
When you wake up, melatonin levels drop
Electroencephalograph
Machine that collects brain wave measurements
Like earthquake
Spindles
Brain wave bursts characterize stage 2
During an earthquake one big wave and then another later on
Delta sleep
Large slow brain waves
Like out in the ocean
N-REM sleep
Period of sleep in which stages 1 through 4 occur
Overall name, moving around but not eyes
REM sleep
Reoccurring sleep stage where vivid dreams commonly occur
Like when a dog is running while asleep
Insomnia
Recurring problems in falling or staying asleep
Like worry or anticipation
Sleep apnea
Sleep disorder which causes temporary halt in breathing during sleep
Forgetting to breathe
Narcolepsy
Uncontrollable sleep attacks
Freezing in place because of fear