Sensation & Perception Flashcards

Lecture 4 (32 cards)

1
Q

The five senses

A

sight, smell, taste, hearing, touch

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2
Q

Sensation

A

body takes info using senses

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3
Q

Perception

A

brain understands of what senses feel

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4
Q

Absolute threshold

A

smallest amount of something

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5
Q

Adaptation

A

the smallest changes

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6
Q

Light

A

a type of energy you can see

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7
Q

The eye & its parts

A

cornea, pupil, Iris, Lens, Retina, Rods, Cones, Optic nerve, blind spot

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8
Q

Rods

A

cells in the retina that helps you see the dark

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9
Q

cones

A

help you see colors and details

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10
Q

Information Processing of the retina

A

brain takes info from senses (understand it, store it, use it later)

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11
Q

Feature detection

A

cell that recognizes shapes, lines, movements, and patterns.

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12
Q

color

A

what we see when light reflect objects

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13
Q

color blindness

A

can’t see certain colors (red & green)

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14
Q

Trichromatic Theory of color

A

see color because of 3 kind of cones (red, green and blue)

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15
Q

Opponent processing theory

A

see colors in pair (red/green, blue/yellow, and black/white)

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16
Q

After images

A

seeing color or shapes after looking away.

17
Q

sound

A

vibrations that travel through the air.

18
Q

The ear & its parts

A

outer ear, eardrum, middle ear, cochlea, auditory nerve.

19
Q

Semicircular canals

A

inner ear that helps with balance

20
Q

Primary taste

A

sweet, sour, salty, bitter, and umami (savory/meaty)

21
Q

pain

A

a warning signal from our body that something is wrong or could hurt us.

22
Q

smell

A

nose detects chemicals in the air and send it to our brain.

23
Q

Olfactory system

A

helps you smell (includes nose and brain parts)

24
Q

Olfactory Cilia

A

tiny hairs like cells in nose that pick up smells.

25
what two senses work with each other, and which one enhances the other?
Smell and taste, smell enhances taste. Without smell food has less flavor.
26
Gestalt laws of Organization
rules your brain uses to group things together.
27
Depth Perception
tell how far od how close something is.
28
Feature analysis
brain looks at small details to figure out what it is.
29
Bottom-up processing
starts with what your senses pick up and then figure it out.
30
Top-down processing
uses what you already know to understand what you are sensing.
31
binocular disparity
eyes see slightly different images.
32
monocular disparity
depth info you can get with one eye.