Unit 5 Vocabulary (Sensation And Perception)

Question 1

Absolute threshold

Answer 1

Minimum stimulation for detection

Question 2

Accommodation (perceptual)

Answer 2

Changing of the eyes lens

Question 3

Basil membrane

Answer 3

Fluid in cochleau

Question 4

Binocular cues

Answer 4

Depth cues need two eyes

Question 5

Blind spot

Answer 5

No receptors at optic nerve

Question 6

Bottom up processing

Answer 6

Sensory receptors to brain (afferent)

Question 7

Cochleau

Answer 7

Inner- ear, tube with nerve receptors

Question 8

Cones

Answer 8

Receptor cells for light, color, detail

Question 9

Convergence

Answer 9

Narrowing solutions to find best one

Question 10

Cornea

Answer 10

Protects eye,

outer layer

Question 11

Dark adaptation

Answer 11

Moving from cones to rods in darkness

Question 12

Difference threshold

Answer 12

Minimum difference between stimuli for detection

Question 13

Eardrum

Answer 13

Vibrates to amplify

Question 14

Feature detector

Answer 14

Nerve cells that respond to specific features

Question 15

Fovea

Answer 15

Where the cones cluster

Question 16

Frequency theory

Answer 16

Rate of nerve impulses determines pitch

Question 17

Gate control theory

Answer 17

Spinal cord controls pain gate

Question 18

Habituation

Answer 18

Losing sense after constant stimulation

Question 19

Hue

Answer 19

Scientific word for color

Question 20

Iris

Answer 20

Colored muscle controlling pupil size

Question 21

Lens

Answer 21

Changes shape to focus light on retina

Question 22

Monocular cue

Answer 22

Depth by one eye

Line cues

Question 23

Olfaction

Answer 23

Allows us to smell

Question 24

Opponent process theory (color)

Answer 24

Opposing retinal processes enabling color

Question 25

Optic nerve

Answer 25

Nerve carrying impulses from eye

Question 26

Perception

Answer 26

Adding meaning to senses

Question 27

Perceptual constancy

Answer 27

Thinking our perception is unchanging even if there is change (gradual change)

Question 28

Pheromones

Answer 28

Chemicals the trigger social response

Question 29

Pitch

Answer 29

High or low (frequency) of sound

Question 30

Place theory

Answer 30

Pitch is based on where Celia is stimulated

Question 31

Psychophysics

Answer 31

Study of stimuli to perception

Question 32

Pupil

Answer 32

Opening where light enters eye

Question 33

Retina

Answer 33

Back of eye with rods and cones

Question 34

Retinal disparity

Answer 34

Comparing the slight difference between the eyes for distance perception

Question 35

Rods

Answer 35

Dark vision processors

Question 36

Send Seshan what the f⁂⁂k Sensation

Answer 36

Process of taking in stimulation

Question 37

Sensory adaptation

Answer 37

Losing sensation after constant stimulation

Question 38

Shape constancy

Answer 38

Perceiving constant shape during change | An opening door is still a door

Question 39

Signal detection theory

Answer 39

No absolute threshold | Environment creates our reactions to stimuli

Question 40

Size constancy

Answer 40

Ability to know size despite distance

Question 41

Subliminal perception

Answer 41

Below an absolute threshold (out of consciousness)

Question 42

Taste buds

Answer 42

Bulbous nerve endings bring taste

Question 43

Top down processing

Answer 43

Perceptions form our predictions of stimuli

Question 44

Transduction

Answer 44

Stimuli turns into impulse that brain interprets

Question 45

Trichromatic theory

Answer 45

Three color receptors

Question 46

Vestibular

Answer 46

Sense of balance