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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...
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...
Traumatic Memory01:20

Traumatic Memory

Emotionally traumatic events often lead to memories that are exceptionally vivid and enduring, sometimes persisting with remarkable clarity throughout an individual's life. A classic example of this phenomenon is a person who survives a car accident. Even years later, they may recall every detail of the event with startling accuracy — the screeching of the tires, the jarring impact, and the acrid smell of burning rubber. Such vividness contrasts sharply with how an individual remembers mundane...
Higher Mental Functions of Brain: Learning and Memory01:26

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...
Transient Ischemic Attack l: Introduction01:26

Transient Ischemic Attack l: Introduction

A transient ischemic attack (TIA) is a brief episode of neurological dysfunction caused by a temporary, focal reduction in cerebral blood flow. Although symptoms resemble those of an ischemic stroke, the interruption in perfusion is short-lived and does not cause permanent infarction. TIAs are clinically important because they often serve as early warning events for future stroke.Mechanisms of Transient Cerebral IschemiaTransient cerebral ischemia may arise through several mechanisms. One...
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Forgetting is an intrinsic aspect of human memory, characterized by the gradual loss or inaccessibility of information over time. Hermann Ebbinghaus, a pioneering psychologist, extensively studied this phenomenon and formulated the forgetting curve. This curve illustrates that memory loss occurs rapidly immediately after learning and then decelerates over time. Several mechanisms contribute to forgetting, including encoding failure, storage decay, retrieval failure, and interference.
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The Use of Trace Eyeblink Classical Conditioning to Assess Hippocampal Dysfunction in a Rat Model of Fetal Alcohol Spectrum Disorders
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Transient global amnesia during a professional cello concert.

Kiran Thakur1, Allan Ropper

  • 1Brigham and Women's Hospital, Department of Neurology, 75 Francis Street, Boston, Massachusetts 02115, USA.

Journal of Clinical Neuroscience : Official Journal of the Neurosurgical Society of Australasia
|July 9, 2011
PubMed
Summary

Transient global amnesia (TGA) is a rare neurological condition. This case highlights how TGA can affect highly skilled individuals, raising questions about memory access during complex tasks.

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Area of Science:

  • Neurology
  • Cognitive Neuroscience

Background:

  • Transient global amnesia (TGA) presents a diagnostic and pathophysiological puzzle in clinical neurology.
  • The relationship between memory function and the execution of complex, high-stakes performances is not fully understood.

Observation:

  • A case study involving a highly proficient musician experiencing TGA during a challenging concert performance.
  • The musician's amnesia occurred during a task demanding intense concentration and technical skill.

Findings:

  • The event raises critical questions regarding the accessibility of procedural memory and other stored information during a TGA episode.
  • This instance underscores the potential impact of TGA on individuals with specialized expertise and memory demands.

Implications:

  • Further research into TGA pathophysiology is warranted, particularly concerning its effects on procedural and episodic memory.
  • Understanding memory's role in high-performance contexts can inform clinical approaches to TGA and related memory disorders.