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working memory case studies
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Questions in this quiz (40)
1Baddeley and Hitch (1974):
What does the Working Memory Model (WMM) propose about short-term memory?- AIt is a single, unified store.
- BIt consists of multiple components that work simultaneously.
- CIt is entirely separate from long-term memory.
- DIt only processes auditory information.
2Baddeley and Hitch (1974):
Which of the following is NOT a component of the Working Memory Model?- ACentral Executive
- BEpisodic Buffer
- CPhonological Loop
- DSensory Register
3Baddeley and Hitch (1974):
What is the primary function of the Central Executive in the WMM?- AStoring auditory information.
- BCoordinating and allocating attention to tasks.
- CRehearsing information to prevent forgetting.
- DStoring visual information.
4Baddeley and Hitch (1974):
The Phonological Loop is responsible for:- AProcessing visual and spatial information.
- BIntegrating information from different components.
- CHolding and rehearsing auditory information.
- DMaking decisions and problem-solving.
5Baddeley and Hitch (1974):Proposed the WMM.
What are the two components of the Phonological Loop?- AThe Visual Cache and Inner Scribe
- BThe Articulatory Control Process and Phonological Store
- CThe Episodic Buffer and Central Executive
- DThe Semantic Store and Episodic Buffer
6Baddeley and Hitch (1974): Proposed the WMM.
Which component of the WMM deals with visual and spatial information?- ACentral Executive
- BVisual Cache
- CVisuo-Spatial Sketchpad
- DEpisodic Buffer
7Baddeley and Hitch (1974): Proposed the WMM.
What was the role of the Episodic Buffer, added to the WMM in 2000?- ATo process visual information exclusively.
- BTo temporarily store and integrate information from various components.
- CTo replace the Central Executive.
- DTo rehearse auditory information
8Baddeley and Hitch (1974): Proposed the WMM.
What experimental evidence supports the existence of separate components in the WMM?- APatients with brain damage show impairment in all cognitive functions.
- BPeople can perform a visual task and an auditory task simultaneously without interference.
- CPeople can only focus on one task at a time.
- DThere is no experimental evidence supporting the WMM.
9Baddeley and Hitch (1974): Proposed the WMM.
What criticism has been made about the Central Executive?- AIt is too simplistic and lacks clear explanation of its processes.
- BIt focuses only on visual information.
- CIt overlaps too much with the Episodic Buffer.
- DIt does not include auditory information.
10Baddeley and Hitch (1974): Proposed the WMM.
Which of the following is an application of the WMM in real-life settings?- AExplaining memory deficits in individuals with Alzheimer's disease.
- BSupporting the idea that memory is a single store.
- CDemonstrating that memory cannot be improved through practice.
- DArguing that memory is entirely innate and cannot be trained.
11KF (Shallice and Warrington, 1970): Case study supporting separate STM stores for verbal and visual information.
What type of brain injury did KF suffer?- A) A stroke
- BDamage to his occipital lobe
- C) A motorcycle accident causing brain damage
- DA tumor in his frontal lobe
12KF (Shallice and Warrington, 1970):
What aspect of KF’s memory was most impaired?- ALong-term memory
- BShort-term memory for verbal information
- CShort-term memory for visual information
- DSemantic memory
13KF (Shallice and Warrington, 1970):
KF's short-term memory for _________ was relatively unaffected.- AAuditory information
- BVisual and spatial information
- CSemantic information
- DProcedural information
14KF (Shallice and Warrington, 1970):
What did KF’s case suggest about the structure of short-term memory?- AShort-term memory is a single, unified store.
- B) Short-term memory has separate stores for verbal and visual information.
- CShort-term memory is entirely dependent on the hippocampus.
- DLong-term memory and short-term memory are identical.
15KF (Shallice and Warrington, 1970):
What conclusion did Shallice and Warrington draw from KF’s case?- AAll types of memory are stored in the same part of the brain.
- BThe Working Memory Model is incorrect.
- CShort-term memory is not a unitary system and consists of separate components.
- DLong-term memory does not depend on short-term memory.
16KF (Shallice and Warrington, 1970):
Which of the following is a strength of the KF case study?- AIt provides real-life evidence for the multi-store model of memory.
- BIt supports the idea of separate components in short-term memory.
- C) It proves that all brain injuries affect memory in the same way.
- DIt shows that memory cannot be recovered after brain injury.
17Why is KF’s case considered valuable for cognitive psychology?
- AIt was conducted in a controlled laboratory setting.
- B) It provides insight into the distinction between short-term and long-term memory.
- CIt disproves all competing memory models.
- D) It focuses solely on long-term memory processes.
18KF (Shallice and Warrington, 1970):
What is a limitation of using KF’s case study to generalize about memory?- AThe findings contradict all other memory research.
- BCase studies are highly controlled and lack ecological validity.
- CIt is difficult to generalize from a single individual with unique brain damage.
- DKF’s memory for all types of information was impaired.
19KF (Shallice and Warrington, 1970):
What issue related to cause and effect is a limitation of KF’s case?- AIt is unclear whether KF’s brain damage caused the memory impairments.
- BKF’s memory deficits were unrelated to the Working Memory Model.
- CThe researchers failed to identify the specific brain regions affected.
- DKF’s memory improved over time, making conclusions invalid.
20KF (Shallice and Warrington, 1970):
What alternative explanation might challenge the conclusions drawn from KF’s case?- AHis memory deficits could have been due to experimental manipulation.
- BIndividual differences or pre-existing conditions might have influenced his memory impairments.
- CHe may have misunderstood the experimental tasks.
- DKF's results align perfectly with the Multi-Store Model of Memory.
21How was KF’s memory tested in the case study by Shallice and Warrington (1970)?
- ABy asking him to recall long lists of words presented visually.
- BThrough standardized tests assessing both verbal and visual short-term memory.
- CBy comparing his ability to recall auditory and visual information.
- DThrough experiments testing semantic memory exclusively.
22Baddeley et al. (1975)
What was the primary aim of the Baddeley et al. (1975) study?- ATo investigate the effects of interference on memory recall.
- BTo test the capacity of short-term memory for visual information.
- CTo examine the effect of word length on memory span.
- DTo compare short-term and long-term memory processes.
23Baddeley et al. (1975):
What type of words were used in the experiment?- AWords with similar meanings.
- B) A mixture of short, monosyllabic words and longer, polysyllabic words.
- CWords related to specific themes.
- DNon-words and pseudowords.
24Baddeley et al. (1975):
How did participants recall the words in Baddeley et al.'s study?- ABy writing down as many words as they could remember after a 30-second delay.
- BBy recalling them immediately in the correct order.
- CBy grouping the words based on their meaning.
- DBy repeating the words back aloud after a delay.
25Baddeley et al. (1975):
What was the main finding of the study?- AParticipants recalled short words better than long words.
- BParticipants showed no difference in recall between short and long words.
- CLong words were recalled more frequently than short words.
- DWord length had no effect on memory span.
26Baddeley et al. (1975):
What effect did articulatory suppression (repeating an irrelevant sound) have on recall?- AIt increased recall of long words.
- BIt reduced the difference in recall between short and long words.
- CIt eliminated recall of both short and long words.
- DIt only affected the recall of short words.
27Baddeley et al. (1975):
What conclusion was drawn from the Baddeley et al. (1975) study?- AThe word length effect supports the existence of the episodic buffer in memory.
- BShort-term memory capacity is determined by the number of words, not their length.
- CThe word length effect provides evidence for the phonological loop in the Working Memory Model.
- DArticulatory suppression proves that short-term memory is a unitary system.
28Baddeley et al. (1975):
What does the word length effect suggest about memory processing?- AMemory span depends on how long it takes to articulate words.
- BShort-term memory and long-term memory share the same capacity.
- CVisual information cannot be stored in short-term memory.
- DLong-term memory capacity is influenced by short-term recall.
29Baddeley et al. (1975):
What is a strength of the Baddeley et al. (1975) study?- AIt provides clear evidence for the role of the central executive.
- BIt uses controlled experimental methods to isolate variables.
- CIt disproves the Multi-Store Model of Memory entirely.
- DIt focuses on naturalistic settings, improving ecological validity.
30Baddeley et al. (1975):
Why does the study support the Working Memory Model?- AIt highlights the limitations of long-term memory in processing complex information.
- BIt demonstrates the phonological loop's role in verbal memory processing.
- CIt shows that visual and verbal memory processes are identical.
- DIt emphasizes the role of the episodic buffer in recall tasks.
31Baddeley (2003): Word length effect supporting the phonological loop.
What was the main aim of the Baddeley et al. (1975) study?- ATo investigate the capacity of short-term memory.
- BTo examine the role of word length in memory span.
- CTo test the impact of context on memory recall.
- DTo explore the role of the episodic buffer in memory.
32Baddeley (2003): Word length effect supporting the phonological loop.
How were participants tested in Baddeley et al.'s study?- ABy recalling lists of short and long words presented verbally.
- BBy matching words to their definitions.
- CBy solving puzzles while recalling word lists.
- DBy sorting words based on their length.
33Baddeley (2003): Word length effect supporting the phonological loop.
What additional condition was introduced to test the phonological loop?- AParticipants were given background music.
- BParticipants engaged in articulatory suppression by repeating an irrelevant sound.
- CParticipants were tested in complete silence.
- DParticipants had to recall words while solving math problems.
34Baddeley (2003): Word length effect supporting the phonological loop.
What was the key finding of the study?- AParticipants recalled short words better than long words.
- BParticipants showed no difference in recall between short and long words.
- CParticipants recalled long words better than short words.
- DWord length had no effect on memory span.
35Baddeley (2003): Word length effect supporting the phonological loop.
What happened to the word length effect during articulatory suppression?- AThe word length effect was eliminated.
- BParticipants recalled more long words than short words.
- CThe word length effect increased.
- DParticipants forgot both short and long words entirely.
36Baddeley (2003): Word length effect supporting the phonological loop.
What do these findings suggest about the phonological loop?- AThe phonological loop is unaffected by articulatory suppression.
- BThe phonological loop is limited by the time it takes to articulate words.
- CThe phonological loop can store more visual than verbal information.
- DThe phonological loop operates independently of the central executive.
37Baddeley (2003): Word length effect supporting the phonological loop.
What conclusion can be drawn from the Baddeley et al. (1975) study?- AShort-term memory is unlimited in capacity.
- BThe phonological loop supports memory for verbal information.
- CWord length has no impact on memory recall.
- DArticulatory suppression disrupts all forms of memory.
38Baddeley (2003): Word length effect supporting the phonological loop.
Why is the word length effect important in understanding memory?- AIt shows that recall depends on the total number of items.
- BIt demonstrates that memory span depends on the time taken to articulate words.
- CIt proves that verbal and visual memories share the same store.
- DIt challenges the role of rehearsal in memory recall.
39Baddeley (2003): Word length effect supporting the phonological loop.
What is a strength of the Baddeley et al. (1975) study?- AIt used real-world tasks, improving ecological validity.
- BIt provided strong experimental evidence supporting the Working Memory Model.
- CIt disproved the Multi-Store Model of Memory.
- DIt relied on qualitative data, which enhanced its reliability.
40Baddeley (2003): Word length effect supporting the phonological loop.
Why is the use of controlled experimental methods a strength?- AIt reduces ecological validity but increases the complexity of findings.
- BIt allows the isolation of specific variables like word length and articulatory suppression.
- CIt eliminates the need for follow-up studies to confirm findings.
- DIt ensures the results can be applied to real-life settings without issue.
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- Description
- Baddeley and Hitch (1974): Proposed the WMM. KF (Shallice and Warrington, 1970): Case study supporting separate STM stores for verbal and visual information. Baddeley et al. (1975): Dual-task performance studies supporting the phonological loop and visuo-spatial sketchpad. Baddeley (2003): Word length effect supporting the phonological loop
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- amine samsom
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- English
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