Unit 2

Question 1

The smallest amount of stimulation needed for detection by a sense.

Answer 1

Absolute Threshold

Question 2

Loss of the ability to perceive stimuli

Answer 2

Agnosia

Question 3

Loss of the ability to smell

Answer 3

Anosmia

Question 4

Ability to process auditory stimuli. Also called hearing

Answer 4

Audition

Question 5

Tube running from the outer ear to the middle ear

Answer 5

Auditory Canal

Question 6

Receptors in the cochlea that transduce sound into electrical potentials

Answer 6

Auditory hair cells

Question 7

Difference is images processed by the left and right eyes

Answer 7

Binocular Disparity

Question 8

Our ability to perceive 3D and depth because of the difference between the images on each
of our retinas

Answer 8

Binocular Vision

Question 9

Building up to perceptual experience from individual pieces

Answer 9

Bottom up processing

Question 10

Spiral bone structure in the inner ear containing auditory hair cells

Answer 10

Cochlea

Question 11

Photoreceptors of the retina sensitive to color

Answer 11

Cones

Question 12

The smallest difference needed in order to differentiate two stimuli

Answer 12

difference threshold

Question 13

Pathway of visual processing. The “where” pathway.

Answer 13

Dorsal Pathway

Question 14

Taste

Answer 14

Gustation

Question 15

Mechanical sensory receptors in the skin that response to tactile stimulation

Answer 15

Mechanoreceptors

Question 16

The effects that concurrent stimulation in more than one sensory modality has on the
perception of events and objects in the world

Answer 16

Multimodal perception

Question 17

Our ability to sense pain

Answer 17

Nociception

Question 18

Chemicals transduced by olfactory receptors

Answer 18

Odorants

Question 19

Ability to process olfactory stimuli. Also called smell

Answer 19

Olfaction

Question 20

Organ containing olfactory receptors

Answer 20

Olfactory epithelium

Question 21

Theory proposing color vision as influenced by cells responsive to pairs of colors

Answer 21

Opponent-process theory

Question 22

A collection of three small bones in the middle ear that vibrate against the tympanic
membrane.

Answer 22

Ossicles

Question 23

Outermost portion of the ear.

Answer 23

Pinna

Question 24

Area of the cortex involved in processing auditory stimuli.

Answer 24

Primary auditory cortex

Question 25

Area of the cortex involved in processing somatosensory stimul

Answer 25

Primary somatosensory cortex

Question 26

Area of the cortex involved in processing visual stimuli

Answer 26

Primary visual cortex

Question 27

Cell layer in the back of the eye containing photoreceptors

Answer 27

Retina

Question 28

Photoreceptors of the retina sensitive to low levels of light. Located around the fovea.

Answer 28

Rod

Question 29

Theory proposing that odorants of different size and shape correspond to different smells

Answer 29

Shape theory of olfaction

Question 30

Ability to sense touch, pain and temperature

Answer 30

Somatosensation

Question 31

Experience influencing the perception of stimuli

Answer 31

Top Down Processing

Question 32

Theory proposing color vision as influenced by three different cones responding preferentially
to red, green and blue

Answer 32

Trichromatic theory

Question 33

Thin, stretched membrane in the middle ear that vibrates in response to sound. Also called
the eardrum

Answer 33

Tympanic membrane

Question 34

Pathway of visual processing. The “what” pathway.

Answer 34

Ventral pathway

Question 35

Parts of the inner ear involved in balance.

Answer 35

Vestibular system

Question 36

States that just noticeable difference is proportional to the magnitude of the initial stimulus.

Answer 36

Weber’s Law