Chap 4 Flashcards
(51 cards)
Said Consciousness then does not appear to itself chopped up in bits, it is nothing jointed, it flows, a river or a stream, are the metaphors by which it most naturally is described in taking of it here after let us call it the stream of thought or consciousness of subjective life
William James
Personal awareness of mental activities, internal Sensations and the external environment
Consciousness
The capacity to selectively Focus your awareness on a particular stimuli, in your environment or on your internal thoughts or Sensations
Attention
Peak of alertness and memory
9 a.m. and 9 p.m.
Lowest body temperature
97 degrees Fahrenheit around 4 a.m.
Highest body temperature
About 99° Fahrenheit around 4 p.m.
Peak hearing visual taste and smell sensitivity
Two daily Peaks around 3 a.m. and 6 p.m.
Lowest sensitivity to pain
Around 4 p.m.
Highest sensitivity to pain
4 a.m.
Peak degree of sleepiness
3 a.m. and 3 p.m.
Eat melatonin hormone in blood
between 1 a.m. and 3 a.m.
cycle or Rhythm that is roughly 24 hours long; the cyclical daily functions in biological and psychological processes
circadian rhythm
a cluster of neurons in the hypothalamus in the brain that governs the timing of the Circadian rhythm
Suprachiasmatic nucleus
A hormone manufactured in the pineal gland that produces sleepiness
Melatonin
An instrument that uses electrodes placed on the scalp to measure and record the brain’s electrical activity
Electroencephalograph
The graphic record of brain activity produced by an electroencephalograph
EEG or electroencephalogram
The sleep during which rapid eye movements and dreaming usually occur and voluntary muscle activity is suppressed, also called active sleep or paradoxical sleep
Rem or REM sleep
Quiet typically dreamless sleep in which rapid eye movements are absent, divided into four stages also called quiet sleep
Nrem sleep
Brain wave pattern associated with alert wakefulness
Beta brain waves
Brain wave pattern associated with relaxed wakefullness and drowsiness
Alpha brain waves
Vivid sensory phenomena that occur during onset of sleep
Hypnagogic hallucinations
temporary condition in which person is able to move upon Awakening in the morning or during the night
sleep paralysis
short bursts of brain activity that characterize stage two n r e m sleep
sleep spindles
single but large high voltage Spike of brain activity that characterizes stage 2 nrem sleep
K complex