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Related Concept Videos

Dissociative Amnesia01:21

Dissociative Amnesia

Dissociative amnesia is a complex psychological condition that manifests as an inability to recall personal information, often tied to traumatic or stressful events. Unlike general amnesia, individuals with this condition retain the ability to perform routine activities and procedural tasks, such as operating a phone or navigating public transportation, yet experience profound gaps in autobiographical memory. These lapses may encompass significant life events, such as suicide attempts or...
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Amnesia is a condition marked by long-term memory loss, which impairs the ability to recall past events or create new memories.
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Anterograde...
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Implicit memories, also known as non-declarative memories, are long-term memories that function outside of conscious awareness. These memories influence behavior and skills without explicit knowledge. This type of memory is evident in tasks like playing tennis, snowboarding, and texting. Implicit memory has three subsystems: procedural memory, conditioning, and priming. This type of memory is essential in various activities, from everyday tasks to specialized skills.
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Forgetting is a complex cognitive phenomenon influenced by several factors, among which interference and decay are particularly prominent. These processes explain why individuals often struggle to retrieve specific information from memory, leading to lapses in recall that can be observed in everyday situations.
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Updated: May 14, 2026

Using Practice Testing, Public Speaking, and Source Monitoring to Examine the Influences of Learning Strategies and Stress on Episodic Memory
07:59

Using Practice Testing, Public Speaking, and Source Monitoring to Examine the Influences of Learning Strategies and Stress on Episodic Memory

Published on: June 14, 2019

Episodic context binding in task switching: evidence from amnesia.

Beat Meier1, Alodie Rey-Mermet, Todd S Woodward

  • 1Department of Psychology, University of Bern, Switzerland; Center for Cognition, Learning & Memory, University of Bern, Switzerland. beat.meier@psy.unibe.ch

Neuropsychologia
|February 12, 2013
PubMed
Summary
This summary is machine-generated.

Amnesic patients exhibit a reduced bivalency effect, impacting task-switching performance. This suggests that memory binding processes are crucial for context updating in cognitive tasks.

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Last Updated: May 14, 2026

Using Practice Testing, Public Speaking, and Source Monitoring to Examine the Influences of Learning Strategies and Stress on Episodic Memory
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Area of Science:

  • Cognitive Psychology
  • Neuroscience
  • Memory Research

Background:

  • The bivalency effect describes performance slowing when switching tasks with occasional bivalent stimuli.
  • This effect is theorized to depend on memory binding processes and context re-activation.

Purpose of the Study:

  • To investigate the presence and nature of the bivalency effect in amnesic patients.
  • To test the episodic context binding account's predictions regarding memory deficits in amnesia.

Main Methods:

  • A study involving sixteen severely amnesic patients and a control group.
  • A task-switching paradigm with predictable alternations between three cognitive tasks.
  • Occasional presentation of bivalent stimuli within the task sequence.

Main Results:

  • Control group demonstrated a typical bivalency effect with generalized task slowing.
  • Amnesic patients showed only a transient slowing immediately after bivalent stimuli.
  • This indicates impaired binding between tasks and context in amnesic individuals.

Conclusions:

  • Amnesic patients display a significantly reduced bivalency effect compared to controls.
  • The findings support the role of memory binding in cognitive flexibility and context maintenance.
  • Severe memory deficits impair the ability to update and utilize contextual information during task switching.