Sensation and Perception

Question 1

protects the eye

Answer 1

Cornea

Question 2

black hole, lets light in

Answer 2

Pupil

Question 3

muscle that regulates pupil size

Answer 3

iris

Question 4

focus light onto retina

Answer 4

Lens

Question 5

Light sensitive receptors

Answer 5

Retina

Question 6

Rods

Answer 6

black, white, and grey

Question 7

cones

Answer 7

color

Question 8

Central focus point, cluster of cones

Answer 8

Fovea

Question 9

Carries neural impulse to brain

Answer 9

Optic nerve

Question 10

Where optic nerve connects, no rods/cones

Answer 10

Blind spot

Question 11

Process of receiving info from body sent to brain (physical)

Answer 11

sensation

Question 12

Little details to big picture

Answer 12

Bottom-Up Processing

Question 13

Organizing and interpreting info in brain (mental)

Answer 13

Perception

Question 14

big picture to analyze details

Answer 14

Top-Down Processing

Question 15

minimum amount of stimulation needed to fire

Answer 15

Absolute Threshold

Question 16

when neurons fire to minimum change

Answer 16

Difference Threshold

Question 17

How/when we detect things

Answer 17

Signal Detection Theory

Question 18

Neurons stop firing to same message

Answer 18

Sensory Adaptation

Question 19

What we focus on

Answer 19

Selective Attention

Question 20

Process light with 3 receptors (red, green, and blue)

Answer 20

Trichromatic (three-color) Theory

Question 21

lack one of three types of cones

Answer 21

Color Deficiency

Question 22

Opponent-Process Theory

Answer 22

Process color with 3 pairs of receptors (red/green, yellow/blue, black/white)

Question 23

Sound waves

Answer 23

hearing

Question 24

Sounds high or low based on frequency (wave length)

Answer 24

Pitch

Question 25

Sounds loud or soft based on amplitude (wave height)

Answer 25

Decibels

Question 26

Chemical Sense

Answer 26

Smell and Taste

Question 27

Project from brain to process smell, taste buds do the same on tongue

Answer 27

Olfactory Cells

Question 28

Mechanical sense 4 things we sense- pain, warm, cold, pressure gate control theory- pain travels on its own neural pathways

Answer 28

Touch

Question 29

Mechanical sense

Answer 29

Body Senses

Question 30

Sense of body orientation and balance located in the semicircular canals

Answer 30

Vestibular Sense

Question 31

Organizing and interpreting information

Answer 31

Perception

Question 32

Organizing pieces into a whole (gestalt cube)

Answer 32

Gestalt

Question 33

Figure equals what we focus on, ground equals everything else

Answer 33

Figure-Ground

Question 34

How we organize information

Answer 34

Grouping

Question 35

Clump things that are alike together

Answer 35

Similarity

Question 36

How close they are distance wise

Answer 36

Proximity

Question 37

Brain fills in gaps

Answer 37

Closure

Question 38

Object appears to move in the same direction continually

Answer 38

Continuity

Question 39

Ability to see 3D and judge distance

Answer 39

Depth Perception

Question 40

Experiment testing baby’s depth perception (nature & nurture)

Answer 40

Visual Cliff

Question 41

Depth cues requiring both eyes

Answer 41

Binocular Cues

Question 42

Slightly different different images from both eyes confuse things

Answer 42

Retinal Disparity

Question 43

Tension in eye muscles focusing on close objects

Answer 43

Convergence

Question 44

Depth cues requiring only one eye

Answer 44

Monocular Cues

Question 45

Closer equals bigger farther equals smaller

Answer 45

Relative Size

Question 46

Closer equal faster farther equals slower

Answer 46

Relative Motion

Question 47

Closer = blocking farther objects

Answer 47

Interposition

Question 48

closer = lower, farther = higher

Answer 48

Relative Height

Question 49

closer = more detail, farther = less detail

Answer 49

Texture Gradient

Question 50

closer = more clear, farther = less clear

Answer 50

Relative Clarity

Question 51

closer = parallel lines, farther = point

Answer 51

Linear Perspective

Question 52

Perceiving size, shape, and lightness as unchanging

Answer 52

Perceptual Constancy

Question 53

Distance actually changes

Answer 53

Size Constancy

Question 54

Angle actually changes

Answer 54

Shape Constancy

Question 55

Lighting conditions actually change

Answer 55

Lightness Constancy

Question 56

only see things one way

Answer 56

Perceptual Set

Question 57

Controversial claim of perception without sensation

Answer 57

Extrasensory Perception (ESP)

Question 58

Tricking into misinterpreting sensory info

Answer 58

Illusions