Storage Flashcards

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1
Q

Sensory memory

A

a type of storage that holds sensory information for a few seconds or less

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2
Q

Iconic memory

A

a fast-decaying store of visual information

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3
Q

Echoic memory

A

a fast-decaying store of auditory information

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4
Q

How long does iconic memory last?

A

1 second or less

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5
Q

How long does echoic memory last?

A

5 seconds

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6
Q

What is the key to recalling information?

A

Attention

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7
Q

Short-term memory

A

holds non sensory information for more than a few seconds but less than a minute (7 plus or minus units of information)

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8
Q

Rehersal

A

the process of keeping information in short term memory by mentally repeating it (Adds another 15-20 seconds to short term memory)

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9
Q

Serial position effect

A

the first few and last few items in a series are more likely to be recalled than the items in the middle

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10
Q

Primary effect

A

Recalling the first few items. These items receive more rehearsal than the middle ones and are more likely to be encoded into long term storage

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11
Q

Recency effect

A

recalling the last few items. These items are still in short term storage

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12
Q

Primary and recency can be observed in situations that involve only _____ term storage

A

long

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13
Q

Working memory

A

active maintenance of information in short term storage (stores and manipulates information)

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14
Q

Is working memory the same as short term memory?

A

No

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15
Q

What does working memory suggest?

A

That there is a link between this part of working memory system and the ability to learn languages

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16
Q

What are the 2 subsystems of working memory?

A

Visuo-spatial sketchpad and phonological loop

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17
Q

Visuo-spatial sketchpad

A

visual images

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18
Q

Phonological loop

A

verbal information

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19
Q

Central executive

A

coordinates the subsystem and the episodic buffer

20
Q

Episodic buffer

A

automatically combines separate items into an integrated whole and is a gateway to a long term memory

21
Q

What plays a role in learning to recognize visual words, which requires verbal and visual information?

A

Episodic buffer

22
Q

People learn ____ strategies to perform ____ tasks

A

specific; specific

23
Q

Long term memory

A

the type of storage that holds information for hours, days, weeks, or years

24
Q

Which memory has no capacity limits?

A

Long term memory

25
Q

Explicit memory

A

act of consciously or intentionally retrieving past experiences, also called declarative memory

26
Q

Episodic memory

A

collection of past personal experiences that occurred at a particular time and place (imagining the future)

27
Q

Implicit memory

A

influence of past experiences on later behavior, even without an effort to remember them or an awareness of the recollection

28
Q

Types of explicit memories

A

Semantic and episodic

29
Q

Types of implicit memories

A

Procedural and priming

30
Q

Procedural memory

A

gradual acquisition of skills as a result pf practice, or knowing how to do things

31
Q

Priming

A

enhanced ability to think of a stimulus as a result of a recent exposure to the stimulus; less cortical activation (perceptual and conceptual priming)

32
Q

Levels of processing model

A

the more deeply encoded, the better the memory

33
Q

Maintenance rehearsal

A

encoding by repetition, shallow processing = poor memory

34
Q

Elaborative rehearsal

A

encoding by linking to stored knowledge, deep processing = better memory, mnemonics

35
Q

Which region of the brain is critical for putting new information into long term store

A

Hippocampal region

36
Q

Anterograde amnesia

A

the inability to transfer new information from the short store into the long term store

37
Q

Retrograde amnesia

A

the inability to retrieve information that was acquired before a particular date, usually the date of an injury or surgery

38
Q

Consolidation

A

the process by which memories become stable in the brain

39
Q

What happens each time a memory is retrieved?

A

the memories become vulnerable to disruption and must be reconsolidated

40
Q

What happens if reconsolidation is disrupted?

A

Fear can be eliminated in the amygdala

41
Q

What does memory storage depend on

A

Synapses

42
Q

What does long term storage involve?

A

growth of new synaptic connections between neurons

43
Q

What does short term storage involve?

A

Enhanced neurotransmitter release

44
Q

Long term potentiation (LTP)

A

communication across the synapse between neurons strengthens the connection, making further communication easier

45
Q

Long term potentiation can (2 things):

A

Can be induced rapidly and last for a long time

46
Q

Where does long term potentiation occur?

A

In several pathways within the hippocampus