Unit 2: Cognition

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129 Terms

1

apparent movement

The perception of motion when none actually exists

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attention

The cognitive process of selectively focusing on specific information

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3

binocular depth cues

Visual information taken in by two eyes that enable depth perception

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4

bottom-up processing

Perception based on the physical features of the stimulus

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5

change blindness

Failure to notice significant changes in one's environment

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6

closure

The tendency to perceive a complete image even when information is missing

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7

cocktail party effect

The ability to focus on one auditory source in a noisy environment

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8

convergence

In psychology, convergence refers to how the brain combines different sensory information — like what we see, hear, and feel — to understand and interpret our surroundings

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9

gestalt psychology

A psychological approach that emphasizes that we often perceive the whole rather than the sum of the parts

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10

inattentional blindness

Failure to notice an unexpected stimulus in plain sight when attention is focused elsewhere

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11

interposition

A monocular cue where one object partially covers another, indicating depth

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12

linear perspective

A depth cue that makes parallel lines appear to converge with distance

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13

monocular depth cues

Depth cues that require only one eye

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14

perceptual set

A predisposition to perceive things in a certain way

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15

proximity

The tendency to group objects that are close to each other

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16

relative clarity

A depth cue whereby objects that appear hazier are perceived as being further away

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17

relative height

A depth cue where objects higher in our field of vision are perceived as farther away

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18

relative size

A depth cue where smaller objects are perceived as farther away

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19

retinal disparity

A binocular cue for perceiving depth by comparing images from both eyes

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20

schema

A cognitive framework that helps organize and interpret information

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21

selective attention

The focusing of conscious awareness on a particular stimulus

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22

similarity

The tendency to group objects that are similar

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23

texture gradient

A depth cue where closer objects have a more detailed texture

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24

top-down processing

Perception driven by cognition

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25

accommodation (schemas)

Adjusting existing cognitive schemas to incorporate new information

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26

algorithms

Step-by-step procedures for solving problems

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27

assimilation

Incorporating new experiences into existing schemas

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28

availability heuristic

Estimating the likelihood of events based on their availability in memory

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29

concept

A mental grouping of similar objects, events, or people

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30

convergent thinking

The ability to give the correct answer to standard questions

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31

creativity

The ability to produce novel and valuable ideas

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32

divergent thinking

Thinking that produces many solutions to the same problem

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33

executive functions

Higher-order cognitive processes involved in goal-directed behavior

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34

framing

The way an issue is posed can affect decisions and judgments

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35

functional fixedness

The tendency to perceive the functions of objects as fixed

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36

Gambler's fallacy

The belief that future probabilities are altered by past events

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37

heuristics

Simple, efficient rules of thumb that help make decisions

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38

mental set

A tendency to approach problems using a mindset that has worked previously

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39

priming

The activation of certain associations, thus predisposing one's perception, memory, or response

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40

prototypes

Best examples of a concept

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41

representativeness heuristic

Judging the likelihood of things based on how well they match prototypes

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42

schemas

Mental structures that help organize knowledge

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43

Sunk-cost fallacy

the phenomenon whereby a person is reluctant to abandon a strategy or course of action because they have invested heavily in it, even when it is clear that abandonment would be more beneficial.

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44

automatic processing

Unconscious encoding of incidental information

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45

central executive

The part of working memory that directs attention and processing

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46

deep encoding

Encoding information semantically, based on its meaning

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47

echoic memory

A momentary sensory memory of auditory stimuli

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48

effortful processing

Encoding that requires attention and conscious effort

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49

encoding

The processing of information into the memory system

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50

episodic memory

Memory of specific events in one's life

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51

explicit memory

Memory of facts and experiences that one can consciously know and declare

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iconic memory

A momentary sensory memory of visual stimuli

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53

implicit memory

Memory without conscious recall

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54

levels of processing model (structural, phonemic, semantic)

A model suggesting that memory retention depends on the depth of processing

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55

long-term potentiation

a process by which synaptic connections between neurons become stronger with frequent activation

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56

multi-store model

describes flow between three permanent storage systems of memory: the sensory register (SR), short-term memory (STM) and long-term memory (LTM).

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57

phonological loop

The part of working memory that deals with spoken and written material

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58

primary memory system

The system responsible for temporary storage of information

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59

procedural memory

Memory for how to perform tasks

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60

prospective memory

Remembering to perform a task at a future time

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retrieval

The process of getting information out of memory storage

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62

semantic memory

Memory for facts and general knowledge

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63

sensory memory

The immediate, very brief recording of sensory information in the memory system

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64

shallow encoding

Encoding on a basic level based on structure or appearance of words

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65

storage

The retention of encoded information over time

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66

visuospatial sketchpad

The part of working memory that holds and manipulates visual and spatial information

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67

working memory

Working memory is the small amount of information that can be held in mind and used in the execution of cognitive tasks

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68

working memory model

A model describing working memory as consisting of multiple components

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69

chunking

Organizing items into familiar, manageable units

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70

distributed practice

Spacing the study of material over time

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71

encoding

The process of getting information into the memory system

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72

categories (as they pertain to grouping)

Classes or divisions of items based on shared characteristics

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73

hierarchies (as they pertain to grouping)

Systems of organizing information in levels of importance

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massed practice

Cramming the study of material into a short period

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75

memory consolidation

The process of stabilizing a memory trace

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76

method of loci

A mnemonic device that involves associating items with physical locations

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mnemonic devices

Techniques for enhancing memory

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78

primacy effect

The tendency to recall the first items in a list

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79

recency effect

The tendency to recall the last items in a list

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80

serial position effect

The tendency to recall best the last and first items in a list

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81

spacing effect

The phenomenon where learning is greater when studying is spread out over time

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82

Alzheimer's disease

A progressive neurodegenerative disorder characterized by memory loss

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83

anterograde amnesia

Inability to form new memories

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84

autobiographical memory

Memory of one's life events

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85

elaborative rehearsal

A memory technique that involves thinking about the meaning of the term to be remembered

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86

infantile amnesia

The inability to retrieve memories from early childhood

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87

long-term memory

the memory process in the brain that takes information from the short-term memory store and creates long lasting memories

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maintenance rehearsal

Repeating information to keep it in short-term memory

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89

memory retention

The ability to retain information over time

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90

retrograde amnesia

Loss of memories from before an injury or illness

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91

context-dependent memory

a phenomenon in which the retrieval of memories is stronger when it occurs in the same environment or context in which the memories were originally formed

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92

metacognition

awareness and understanding of one's own thought processes

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93

mood-congruent memory

a psychological phenomenon in which a person tends to remember information that is consistent with their particular mood

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94

recall

Retrieving information from memory without cues

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95

recognition

Identifying information previously learned

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96

retrieval

The process of getting information out of memory storage

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97

retrieval cues

Stimuli that aid the recall or recognition of information

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98

state-dependent memory

a state that the retrieval of recently obtained information may be potential if the subject exists in a similar physiological situation as for the period of the encoding stage

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99

testing effect

Enhanced memory after retrieving, rather than simply rereading, information

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100

constructive memory

The creation of false memories based on existing knowledge

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