sensation and perception

Question 1

what is sensation

Answer 1

the botton up process by which our senses receive and relay outside stimuli it is a physical input

Question 2

name the 5 senses

Answer 2

1. wave sense
2. sight/ sound
3. chemical senses
4. taste smell
5. neural sense
6. touch

Question 3

what are 3 things determine our ability to sense a stimuli

Answer 3

1. are we equipped
2. “strength” of stimuli
3. psychological state

Question 4

absolute threshold

Answer 4

the minimum stimulation needed to register a particular stimulus fifty percent of time. Not same for everyone

Question 5

difference threshold

Answer 5

the point at which you can tell the difference between 2 stimuli.(difference in color)

Question 6

signal detection theory

Answer 6

a model for predicting how and when a person will detect a weak stimuli, based on context.

Question 7

sensory adaption

Answer 7

we adjust to regular or consistent sensory inputs

Question 8

sensory interaction

Answer 8

we adjust to regular or consistent sensory inputs

Question 9

what is perception

Answer 9

the top-down way our brains organize and interpret that information and put it into context.(theme 5)

Question 10

figured ground relationship

Answer 10

the organization of the visual/audible field into objects 9signal) that stands out from their surroundings (sight and noise/noise)

Question 11

rules of grouping

Answer 11

1. Proximity - same dots
2. Conituly- cross
3. Closure- pie
4. Similarity- 2 different dots

Question 12

attention

Answer 12

the process of what information receives detained mental actively

Question 13

consciousness

Answer 13

our awareness of ourselves and e=our environment. consciousness= Wakefulness+awareness.

Question 14

selective attention

Answer 14

the focusing of consciousness awareness on a particular stimulus or a group of stimuli

Question 15

inattentional blindness

Answer 15

you often don’t see what you are looking for

Question 16

biological rhythms

Answer 16

1. Infradian (dian/day) occurs less than once per day. (Menstrual cycle)
2. Circadian- occurs approximately every 24 hours (
3. Ultradian- occurs more frequently than every 24 hours. (you only breathe out of one nose hole)

Question 17

what are three benefits of sleep

Answer 17

recuperation
growth
mental function

Question 18

first stage of nrem

Answer 18

Stage 1- nrem one (lightest 1-7min)

Question 19

second stage of nrem

Answer 19

Stage 2- nrem 2 (light 10-25min)

Question 20

third stage of nrem

Answer 20

Stage 3- nrem 3(deep steep 20-40min)

Question 21

fourth stage of nrem

Answer 21

Stage 4- (REM20-40min)-