Chapter 3: Sensation and perception

Question 1

sensory input from our specialized sensory receptors

Answer 1

sensation

Question 2

translation of sensory input into neural activity

Answer 2

transduction

Question 3

specialized forms of neurons

Answer 3

sensory receptors

Question 4

how much a stimulus has to change for you to notice (50%)

Answer 4

just noticeable difference

Question 5

minimum amount of stimulus that you can detect 50% of the time

Answer 5

absolute threshold

Question 6

the tendency of sensory receptors cells to become less responsive to a stimulus that is unchanging

Answer 6

sensory adaptation

Question 7

which part of the eye is the transparent outer layer

Answer 7

cornea

Question 8

which part of the eye is the hole in the iris

Answer 8

pupil

Question 9

which part of the eye is the color muscle

Answer 9

iris

Question 10

which part of the eye changes shape to bring objects into focus

Answer 10

lens

Question 11

which part of the eye doesn’t require light and has less visual activity

Answer 11

rods

Question 12

which part of the eye detects color; visual activity

Answer 12

cones

Question 13

which part of the eye has no rods or cones and where the optic nerve leaves the eye and takes it to the thalamus nerve

Answer 13

blind spot

Question 14

what theory says that there are 3 types of cones and detect red-green, blue-yellow, black-white and is the only theory that can explain after images

Answer 14

opponent process theory

Question 15

which part of the ear is the outer part and collects sound waves and sends down canal

Answer 15

pinna

Question 16

which part of the ear is the tunnel that goes down to your eardrum

Answer 16

auditory canal

Question 17

which part of the ear vibrates

Answer 17

eardrum

Question 18

what are the 3 bones in the middle ear

Answer 18

malleus, incus, and stapes

Question 19

which part of the ear amplifies the vibrations

Answer 19

the three bones in the middle ear

Question 20

which part of the ear has tiny tiny sound waves sent through here

Answer 20

oval window

Question 21

which part of the ear that lines the basilar membrane

Answer 21

cochlea

Question 22

which part of the ear has hair cells

Answer 22

basilar membrane

Question 23

which part of the ear does the transduction in the ear

Answer 23

organ of corti/hair cells

Question 24

which part of the ear goes to the thalamus

Answer 24

auditory nerve

Question 25

when the 3 bones in the middle ear don’t move and can’t get into sound waves causes what

Answer 25

conduction hearing impairment

Question 26

damaged hair cells and can’t make it to transduction causes what

Answer 26

nerve hearing impairment

Question 27

which part of the ear is responsible for taking the new neural info to the brain

Answer 27

auditory nerve

Question 28

T or F according to gestalt laws of grouping, we tend to avoid grouping objects in our environment because this may complicate perception

Answer 28

false

Question 29

which gestalt law of grouping says we fill in missing info to create a complete object to make perception easier

Answer 29

closure

Question 30

if the lens has trouble flattening out for visual accommodation you are said to be

Answer 30

far sighted

Question 31

the process of changing sensory input to neural info that the nervous system can use so we can perceive what is happening in our environment is called

Answer 31

transduction

Question 32

which part of the ear is responsible for transduction

Answer 32

hair cells/organ of corti

Question 33

which part of the depth perception cues works in both real life and artwork because we know that nearby objects typically hide part of an object that is farther away

Answer 33

overlap

Question 34

rods and cones are located where in the eye

Answer 34

fovea

Question 35

the minimum amount of change to a stimulus that’s needed for someone to notice there was a change is called

Answer 35

just noticeable difference