Working Memory and Cognitive Control

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Questions and Answers

What does the dual coding effect suggest about memory enhancement?

  • Memory is enhanced when information is presented only verbally.
  • Memory is improved by visual-only presentations.
  • Memory is enhanced when material is coded in both verbal and spatial formats. (correct)
  • Memory relies solely on auditory input for better retrieval.

Which statement best reflects the current understanding of learning styles?

  • Most people can accurately assess their own learning style preferences.
  • Learning styles are critical for effective teaching strategies.
  • There is no conclusive evidence supporting the effectiveness of learning styles in improving learning outcomes. (correct)
  • Teaching according to a preferred learning style significantly boosts performance.

What is cognitive control primarily responsible for?

  • Maintaining emotional responses during tasks.
  • Automatic task performance with minimal attention.
  • Enhancing sensory input in memory processing.
  • Updating stored information to facilitate goals and task switching. (correct)

What is the modality effect related to learning?

<p>Learning is enhanced when using a mix of visual and auditory formats. (D)</p> Signup and view all the answers

Controlled processes in cognitive tasks are characterized by which of the following?

<p>Requiring attention and often being slower to execute. (C)</p> Signup and view all the answers

What limitation is associated with automatic processes in memory tasks?

<p>They can interfere with controlled processes. (B)</p> Signup and view all the answers

The statement 'task-relevant information should be prioritized over task-irrelevant influences' primarily describes which concept?

<p>Cognitive control. (B)</p> Signup and view all the answers

The concept of 'concreteness effect' involves which aspect of memory?

<p>Better recall of materials that create a mental image. (B)</p> Signup and view all the answers

What is required to mediate between competing resources in incongruent trials of the Stroop task?

<p>Cognitive control (B)</p> Signup and view all the answers

Which of the following statements about habits is true?

<p>Habits are insensitive to changes in goals. (C)</p> Signup and view all the answers

In the context of cognitive control, which condition often leads to habit-driven behavior taking over?

<p>Reduced cognitive capacity (A)</p> Signup and view all the answers

How do goals influence behavior according to the content?

<p>They organize thoughts and guide attention. (C)</p> Signup and view all the answers

What is a significant characteristic of automatic responses compared to controlled responses?

<p>Automatic responses are reflexive and immediate. (A)</p> Signup and view all the answers

What do goals primarily represent in terms of behavior?

<p>Desired outcomes or objectives (B)</p> Signup and view all the answers

Which aspect is NOT a characteristic of habits as described in the content?

<p>Require activation of a goal (C)</p> Signup and view all the answers

What do incongruent trials in the Stroop task demonstrate about cognitive control?

<p>Word identity interferes with color naming under conflict. (B)</p> Signup and view all the answers

What is the primary function of the central executive in Baddeley and Hitch's model of working memory?

<p>To monitor and control other components and manage information transfer (C)</p> Signup and view all the answers

Which component of Baddeley's working memory model is responsible for processing auditory information?

<p>Phonological loop (C)</p> Signup and view all the answers

What does the phonological similarity effect demonstrate about verbal memory?

<p>Errors are more common with acoustically similar items than visually similar ones (D)</p> Signup and view all the answers

In the context of working memory, what distinguishes maintenance from manipulation?

<p>Maintenance is handled by the phonological loop and visuospatial sketchpad, while manipulation is handled by the central executive (C)</p> Signup and view all the answers

What does a spatial span task measure?

<p>The ability to remember a sequence of spatial locations (C)</p> Signup and view all the answers

How does selective interference work in relation to verbal and spatial working memory?

<p>Interference with one type does not impact the other type (C)</p> Signup and view all the answers

Which of the following best describes the relationship between verbal and spatial working memory?

<p>They are independent stores of information with separate functions (A)</p> Signup and view all the answers

Which factor can lead to natural variation in individuals' working memory abilities?

<p>Lesions in specific regions of the brain affecting one memory type over another (C)</p> Signup and view all the answers

Flashcards

Working Memory

A system responsible for holding and manipulating information temporarily for cognitive tasks like planning, problem solving, and memory retrieval.

Baddeley & Hitch Model

A model of working memory with three components: phonological loop (verbal), visuospatial sketchpad (visual/spatial), and central executive (control).

Phonological Loop

The component of working memory responsible for processing and holding verbal information, including inner speech and auditory rehearsal.

Visuospatial Sketchpad

The component of working memory involved in processing and temporarily storing visual and spatial information, like mental images.

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Central Executive

The control center of working memory, manages the other components, allocates attention, and retrieves information from long-term memory.

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Digit Span

A measure of verbal working memory, it's the maximum number of digits you can accurately recall in order.

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Phonological Similarity Effect

People tend to make more errors when recalling lists of words that sound similar, suggesting verbal information is coded in an auditory form.

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Spatial Working Memory

The ability to remember and manipulate spatial information, like remembering the locations of objects or navigating through a maze.

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Learning Styles Myth

The idea that people have consistent preferences for how they learn (visual, auditory, kinesthetic, etc.) and that teaching to these styles improves learning.

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Dual Coding Effect

Memory is better when information is encoded in both verbal and visual formats.

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Concreteness Effect

Easier to create a mental image for concrete words (e.g., 'tree') than abstract words (e.g., 'justice').

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Modality Effect

Learning is enhanced when materials involve a mix of visual and auditory formats, compared to one mode alone.

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Cognitive Control

The ability to manipulate working memory to achieve goals, including planning, task switching, and inhibiting distractions.

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Automatic Processes

Tasks performed with minimal conscious effort due to extensive practice.

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Controlled Processes

Tasks that require attention, are slower, and rely on working memory.

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Cognitive Control Adaptation

Adjusting behavior based on goals, feedback, or changes in the environment.

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Stroop Task

A psychological test that measures cognitive control by presenting words written in different colors. Participants must either name the color of the word or read the word itself, while overcoming interference from the other task.

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Incongruent Trial

In a Stroop task, when the word printed on a colored card doesn't match the color of the ink it's written in. Example: "red" printed in blue ink.

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Congruent Trial

In a Stroop task, when the word printed on a colored card matches the color of the ink it's written in. Example: "blue" printed in blue ink.

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Habit

A learned behavior pattern that becomes automatic and routine after repeated exposure to a specific situation or cue.

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Goal

An internal representation of a desired outcome or objective that guides behavior, directs attention, and organizes thoughts.

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Cognitive Control and Habits

A constant interplay between controlled and automatic responses. Habits are learned and automatic, while goals require cognitive control and effort. When cognitive control is low, habits take over.

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Changing Undesirable Habits

Requires a conscious effort to replace habitual behaviors with new, desired actions by using strategies like mindfulness, self-monitoring, and reward systems.

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Study Notes

Working Memory and Cognitive Control

  • Working memory is a set of processes for storing and manipulating information in short-term memory. It's involved in controlling attention, planning, and problem-solving, and directing encoding and retrieval from long-term memory.

Baddeley and Hitch Model

  • This model proposes three components of working memory:
    • Phonological loop: processes verbal information using auditory representations (e.g., inner voice). Includes mental rehearsal.
    • Visuospatial sketchpad: processes visual and spatial information (mental images).
    • Central executive: controls and monitors the other components, transfers information to and from long-term memory, and handles manipulation.

Verbal Working Memory

  • Digit span: Measures the longest sequence of items a person can recall in order.
  • Phonological similarity effect: errors increase when recalling similar-sounding information.
  • Evidence shows verbal information (even visual input like reading) is encoded acoustically.

Spatial Working Memory

  • Spatial span tasks assess the ability to remember sequences of locations.
  • Verbal and spatial working memory are independent, with different activities relying more on one or the other.

Cognitive Control

  • The ability to manipulate working memory, update information, plan, switch tasks, select stimuli, and inhibit responses. Needed for flexibility in activities.
  • Automatic processes: require less attention, performed with practice (e.g., habitual behaviors).
  • Controlled processes: require attention, slower to execute (e.g., complex tasks).

Natural Variation in Working Memory

  • Some individuals might have strong spatial but weak verbal working memory.

The Myth of Learning Styles

  • There's no scientific evidence that learning styles (visual, auditory, kinesthetic, etc.) consistently impact learning performance.

Dual Coding Effect

  • Memory is enhanced when material is coded both verbally and spatially.

Modality Effect

  • Learning is improved when materials use multiple modalities (e.g., visual and auditory).

Stroop Task

  • Measures cognitive control: naming the color of ink versus the word printed, incongruent stimuli require more cognitive control to overcome automatic responses.

Cognitive Control and Habits

  • Behavior is a balance between controlled and automatic responses.
  • Habits are formed through repetition, faster than controlled responses.

Cognitive Control and Goals

  • Goals are often less effective at directing behavior if they conflict with well-established habits.
  • Cognitive control is necessary to override habitual responses to meet goals.

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