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Related Concept Videos

Decision Making01:20

Decision Making

Decision-making is a fundamental cognitive process that involves evaluating alternatives and selecting among them. This process can range from simple choices, such as deciding what to wear, to complex decisions, like choosing a major in college or a career path. The complexity of the decision often dictates the approach we use, which can be broadly categorized into two types: automatic and controlled decision-making.
Automatic decision-making is fast, intuitive, and relies on gut feelings...
Reason and Intuition01:37

Reason and Intuition

The human brain processes information for decision-making using one of two routes: an intuitive system and a rational system (Epstein, 1994; popularized by Kahneman, 2011 as System 1 and System 2, respectively). The intuitive system is quick, impulsive, and operates with minimal effort, relying on emotions or habits to provide cues for what to do next, while the rational system is logical, analytical, deliberate, and methodical. Research in neuropsychology suggests that the brain can only use...
Epilepsy and Seizures: Overview01:24

Epilepsy and Seizures: Overview

Epilepsy is a chronic neurological disease marked by recurrent, unpredictable seizures. These seizures are caused by abnormal electrical discharges in the brain, leading to behavior, sensation, or consciousness alterations. They can also cause transient impairment of awareness, interfering with daily activities.
Various factors can trigger epilepsy, including genetic factors, brain damage, metabolic causes, and unknown etiology. Diagnosis of epilepsy involves electroencephalography (EEG), which...
Seizures: Classification01:13

Seizures: Classification

Epilepsy is primarily characterized by unpredictable seizures, either provoked by an identifiable factor, such as injury or illness, or unprovoked, occurring spontaneously without apparent cause.
Seizures are typically classified into two main categories: focal and generalized seizures.
Focal Seizures
Focal seizures originate from specific regions of the brain. These seizures are further sub-classified into two types:
Epilepsy ll: Types01:22

Epilepsy ll: Types

Recurrent seizures, stemming from abnormal electrical activity in the brain, are the defining characteristic of epilepsy, a chronic neurological condition. Because seizure features vary greatly, epilepsy is classified using two systems: by seizure type and by epilepsy syndromes. These classifications enable clinicians to describe seizure patterns and select suitable treatment strategies.I. Classification by Seizure Type1. Focal EpilepsyFocal epilepsy begins in one hemisphere of the brain.
Seizures l: Introduction01:20

Seizures l: Introduction

Understanding seizures and epilepsy relies on key definitions that help in recognizing, classifying, and managing these disorders. These definitions provide a framework for recognizing, classifying, and managing seizure disorders.DefinitionsA seizure is a sudden, abnormal burst of electrical activity in the brain that can cause changes in awareness, movement, sensation, or behavior, depending on the area involved. Epilepsy is a chronic condition characterized by recurrent, unprovoked seizures,...

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Related Experiment Video

Updated: May 10, 2026

Measuring the Subjective Value of Risky and Ambiguous Options using Experimental Economics and Functional MRI Methods
13:04

Measuring the Subjective Value of Risky and Ambiguous Options using Experimental Economics and Functional MRI Methods

Published on: September 19, 2012

[Decision-making under ambiguity condition in epileptics].

Fei Xie1, Yu-bao Jiang, Li-li Yuan

  • 1Department of Neurology, Anhui Medical University, Hefei, China.

Zhonghua Yi Xue Za Zhi
|June 12, 2013
PubMed
Summary

Epilepsy patients show impaired decision-making under ambiguous conditions. This study highlights deficits in probabilistic decision-making for individuals with epilepsy.

Area of Science:

  • Neuroscience
  • Cognitive Psychology
  • Clinical Neurology

Context:

  • Epilepsy (EP) is a neurological disorder affecting millions worldwide.
  • Decision-making under ambiguity is crucial for daily functioning.
  • Previous research has not fully elucidated decision-making deficits in epilepsy.

Purpose:

  • To investigate the decision-making abilities of epileptic patients in ambiguous situations.
  • To compare the performance of epileptic patients with healthy controls using the Iowa Gambling Task.

Summary:

  • Twenty-five epileptic patients and 25 healthy controls completed the Iowa Gambling Task with ambiguous probabilities.
  • Epileptic patients demonstrated significantly impaired decision-making, scoring lower on the task compared to controls.

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Performing Behavioral Tasks in Subjects with Intracranial Electrodes
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Performing Behavioral Tasks in Subjects with Intracranial Electrodes

Published on: October 2, 2014

Related Experiment Videos

Last Updated: May 10, 2026

Measuring the Subjective Value of Risky and Ambiguous Options using Experimental Economics and Functional MRI Methods
13:04

Measuring the Subjective Value of Risky and Ambiguous Options using Experimental Economics and Functional MRI Methods

Published on: September 19, 2012

Performing Behavioral Tasks in Subjects with Intracranial Electrodes
12:10

Performing Behavioral Tasks in Subjects with Intracranial Electrodes

Published on: October 2, 2014

  • Deficits were particularly noted in later stages of the task, suggesting difficulties with adaptive learning.

    • Impact:

    • This research identifies a specific cognitive deficit in individuals with epilepsy.
    • Findings suggest potential targets for cognitive rehabilitation and therapeutic interventions.
    • Highlights the need for tailored support addressing decision-making challenges in epilepsy management.