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Related Concept Videos

Amnesia01:13

Amnesia

Amnesia is a condition marked by long-term memory loss, which impairs the ability to recall past events or create new memories.
The severity and duration of memory loss vary depending on the type and underlying cause. Amnesia is classified into two main types: retrograde and anterograde.
Retrograde amnesia is marked by the loss of memories formed before the onset of the condition. Patients may recall distant past events but often forget those occurring shortly before the incident.
Anterograde...
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Higher Mental Functions of Brain: Learning and Memory

Memory is one of the most vital higher mental functions of the brain. Memory is closely related to learning because it enables us to retain information and experiences from our past to use them in our present life. It also helps us to remember facts, events, and skills, such as riding a bike or swimming. There are two types of memory — declarative memory, which involves memorizing facts or events, and procedural memory, which enables us to remember how to do something like writing or playing an...
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...
Interference and Decay01:16

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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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Autobiographical Memory01:14

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Autobiographical memory is a unique type of episodic memory that involves recollecting personal life experiences. It allows individuals to remember significant events from their past, creating a narrative of their lives. One interesting phenomenon related to autobiographical memory is the reminiscence bump. This effect refers to the tendency of adults to recall more events from their second and third decades of life — typically between ages 10 to 30 — than from other periods. This period is...
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Examining the Characteristics of Episodic Memory using Event-related Potentials in Patients with Alzheimer's Disease
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Functional retrograde amnesia: a multiple case study.

Esther Fujiwara1, Matthias Brand, Lutz Kracht

  • 1Physiological Psychology, University of Bielefeld, Germany. efujiwara@ualberta.ca

Cortex; a Journal Devoted to the Study of the Nervous System and Behavior
|April 5, 2008
PubMed
Summary
This summary is machine-generated.

Functional retrograde amnesia (RA) involves memory loss for past events. This study found that executive function and attention deficits, along with social cognition issues, often accompany RA in patients.

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Area of Science:

  • Neuroscience
  • Psychology

Background:

  • Functional retrograde amnesia (RA) is a rare condition with limited detailed patient studies.
  • Understanding the neuropsychological profile of RA patients is crucial for diagnosis and treatment.

Observation:

  • Five functional RA patients underwent extensive neuropsychological assessments.
  • Evaluations included anterograde/retrograde memory, executive functions, emotional processing, and psychiatric symptoms.

Findings:

  • Beyond RA, executive function and attention deficits were consistently observed, suggesting their contribution to memory retrieval impairment.
  • Many patients exhibited social cognition deficits, specifically in Theory of Mind, linked to emotional behavior changes and psychiatric symptoms.
  • Repressive tendencies were noted in three patients, indicated by aberrations in social desirability measures.

Implications:

  • Further research should pinpoint specific frontal-lobe functions contributing to memory retrieval deficits in functional RA.
  • Investigating the interplay between social cognition, repressive personality traits, and memory inhibition in functional RA is warranted.