final review (U5)

Question 1

sensation

Answer 1

detect energy (stimulus) from environment into neural signals

Question 2

perception

Answer 2

• select/organize/interpret our sensations

Question 3

top-down processing

Answer 3

conclusions based on expectations

Question 4

bottom up processing

Answer 4

analysis required to interpret

Question 5

inattentional blindness

Answer 5

• not recognizing monkey walking behind a group of fighting people

Question 6

change blindness

Answer 6

• not noticing change of person when focused on completing a task

Question 7

subliminal threshold

Answer 7

• stimuli is below absolutes thresholds for conscious awareness

Question 8

webers law

Answer 8

• minimim percentage to notice a difference (threshold)

Question 9

signal detection theory (SDT)

Answer 9

-cocktail party effect
- hearing friends voice amidst background noise

Question 10

phototrasnduction

Answer 10

conversion of light energy to neural impulses

Question 11

cornea

Answer 11

light enters the eye

Question 12

iris

Answer 12

expands and contracts pupil to change size of opening for light
- dark expands

Question 13

lens

Answer 13

focus and adjusts light on retina

Question 14

retina

Answer 14

rods and cones

Question 15

optic nerve

Answer 15

neural impulses to eye to brain

Question 16

blind spot

Answer 16

no receptor cells

Question 17

fovea

Answer 17

central point in retina where cones cluster

Question 18

trochromatic theory

Answer 18

HELMHOLTZ
- retina has three receptors (RGB)

Question 19

form perception

Answer 19

figures and ground

Question 20

interposition

Answer 20

objects that block objects appear to be closer

Question 21

phi phenomenon

Answer 21

lights flashing produces illusions of motion

Question 22

autokinetic effect

Answer 22

light in dark seen as moving

Question 23

stroboscopic motion

Answer 23

• flip book and stop motion

Question 24

ponzo effect

Answer 24

distance bc of lines at bottom and top

Question 25

ames room

Answer 25

size-distanceillusion

Question 26

intensity

Answer 26

• loudness
  
  • measured by decibels
  • amplitude (loudness) height of sound

Question 27

outer ear

Answer 27

• collects sounds

Question 28

middle ear

Answer 28

• hammer, anvil, stirrup (HAS)
• between eardrum and chochlea

Question 29

cochlea

Answer 29

• coiled, bony, fluid filled tube