Chapter 3

Question 1

Absolute Threshold?

Answer 1

Is something there?

Question 2

Difference Threshold?

Answer 2

Is something different there?

Question 3

Sensory Adaptation?

Answer 3

Getting duller with time

Question 4

Signal Detection?

Answer 4

Picking up a signal

Question 5

Vision?

Answer 5

Rods and Cones

Question 6

Hearing?

Answer 6

Hair Cells

Question 7

Taste?

Answer 7

Taste cells

Question 8

Smell?

Answer 8

Odor receptors

Question 9

Skin Senses?

Answer 9

Skin receptors

Question 10

Kinesthetic Sense?

Answer 10

Receptors in joints, ligaments, and tendons

Question 11

Vestibular Sense?

Answer 11

Receptors in the inner ear

Question 12

Seeing Process?

Answer 12

Light energy ➔ Receptor cells in retina ➔ Neural impulses ➔ Sight

Question 13

Hearing Process?

Answer 13

Sound vibrations ➔ Receptor cells in inner ear ➔ Neural impulses ➔ Sound

Question 14

Smell & Taste Process?

Answer 14

Chemical substances ➔ Neural impulses by receptors ➔ Smell and taste

Question 15

Skin Senses Process?

Answer 15

Tactile stimuli ➔ Skin receptors ➔ Neural impulses ➔ Touch, pressure, temperature, pain

Question 16

Kinesthesis Process?

Answer 16

Body receptors in joints, ligaments, muscles ➔ Neural signals ➔ Sense of position and movement

Question 17

Vestibular Process?

Answer 17

Gravitational forces ➔ Inner ear receptors ➔ Neural signals ➔ Sense of balance

Question 18

Selective Attention?

Answer 18

Attending to important stimuli

Question 19

Bottom-Up Processing?

Answer 19

Perceiving parts of patterns

Question 19

Perceptual Set?

Answer 19

Expectations influence perceptions

Question 20

Top-Down Processing?

Answer 20

Perceiving whole patterns

Question 21

Gestalt Principles?

Answer 21

Organizing sensations into wholes or patterns

Question 22

Depth Perception (Monocular Cues)?

Answer 22

Relative size, texture gradient, linear perspective

Question 23

Perceptual Constancy?

Answer 23

Objects retain their properties despite changing conditions

Question 24

Depth Perception (Binocular Cues)?

Answer 24

Retinal disparity and convergence

Question 25

Motion Perception?

Answer 25

Path of the image across the retina, changing object size

Question 26

Visual Illusions?

Answer 26

When the brain, not the eye, plays tricks (e.g., Müller-Lyer, Ponzo, moon illusion, apparent movement)