chapter 3 and 4 sensation and perception Flashcards
define absolute threshold and saturation
smallest level of energy required by an external stimulus
when a substance have been combining with another
dark adaptation
from light to dark
light adaptation
dark to light
which gender is most likley to be green/red color blind
men
which characteristics of sound waves is related to volume
ampitude
is the sense of smell
offaction
flavor involves the senses
taste and smell
skin sense involve
touch pressure, tempature ,pain
define the kinesthetic and vestibular sense
allows you to be aware of your body positon
maintain your body and posture
perception
interpretation of sensory information influenced by indivisual expericances
size constancies
being the same size despite you prescription
figure ground relationship
percieve objects as exsiting on a background
closure
complete incomplete objets
illusion
does not correspond to reality
adult sleep infants
less than
define consciousness
awareness
sleep stages
1 light sleep 1-7
2 sleep spindles
3 delta waves 30%
4 deepest sleep children can have 50&
REM rebound
when deprived of rem one night next night person will have incresaed amounts
narcolepsy
sleep apnea
fall asleep during alert times
stop breathing for 30 sec
Freud’s dream analysis–manifest content of dreams is
_________ and latent is
one of the best uses for hypnosis
pain
whos the best cannadite for it
ppl who beiove
psychoative drugs
influence our brain ans behvior
3 most comminly used drug
caffine alc nicotine
sedatives and alcohol tg can cause
overdose
tolerance
needing more of drug to acheive the same effect
LSD cause
4 cat of drugs
depressants alc alitvan minor sedation decrease the functioning of the nervous system
opites pain relif codine oppium methadone herion
stimmulants caffine nicotine cocaine increase the functioning of the nervous system
hallucingens hallucinations marijuanna PCP LSD acid casue distortions in perseption
