AP Psych: Blooket - Sleep, Sensation

consciousness

the awareness of everything that is going around at any given moment that is used to organize behavior

waking consciousness

time when thoughts, feelings, and sensations are clear and organized and person is alert

altered states of consciousness

a shift in the pattern of mental activity as compared to walking consciousness

hypthalamus

this brain structure controls the wake cycle

sleep deprivation

any significant loss of sleep, resulting in problems in concentration and irritability

alpha waves

brain waves that indicate a state of relaxation or light sleep

theta waves

brain waves that indicate early stages of sleep

NREM-1

the stage of sleep in which theta waves increase as alpha waves activity decreases and hypnogogic images and hypnic jerk are experienced

hypnik jerk

as you drift off, the body experiences a sensation of falling

NREM-2

the sleep stage in which body temperature drops, heart rate slows, and breathing becomes more shallow and irregular

REM paralysis

voluntary muscles are paralyzed during REM sleep

REM Behavior Disorder

most rare, mechanism that blocks movement of voluntary muscles fails, causing person to thrash and even at out dreams

acitvation-information-mode

information received while awake, has impact on synthesis of our dreams

audition

hearing

olfaction

smell

gustation

taste

audition

hearing/sound

just noticeable difference

(JND) this is demonstrated by Weber’s Law