Chapter 5 Flashcards Preview

PSY 234 Test 1 > Chapter 5 > Flashcards

Flashcards in Chapter 5 Deck (14):
1

Sensation

The processing of basic information from the external world by the sensory receptors in the sense organs and brain

2

Perception

The process of organizing and interpreting sensory information

3

Preferential-Looking Technique

A method for studying visual attention in infants that involves showing infants two patterns or two objects at a time to see if the infants have a preference for one over the other

4

Visual Acuity

The sharpness of visual discrimination

5

Contrast Sensitivity

The ability to detect differences in light and dark areas in a visual pattern

6

Cones

The light-sensitive neurons that are highly concentrated in the fovea

7

Fovea

Central region of the retina

8

Perceptual Constancy

The perception of objects as being of constant size, shape, color, etc in spite of physical differences in the retinal image of the object

9

Object Segregation

The identification of separate objects in a visual array

10

Optical Expansion

A depth cue in which an object occludes increasingly more of the background, indicating that the object is approaching

11

Binocular Disparity

The difference between the retinal image of an object in each eye that results in two slightly different signals being sent to the brain

12

Stereopsis

The process by which the visual cortex combines the differing neural signals caused by binocular disparity, resulting in the perception of depth

13

Monocular Depth Cues

Also called pictorial cues
The perceptual cues of depth (such as relative size and interposition) that can be perceived by one eye alone

14

Auditory Localization

Perception of the location in space of a sound source