Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Epilepsy and Seizures: Overview

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...

Epilepsy ll: Types

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: Classification

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:

Seizures l: Introduction

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,...

Higher Mental Functions of the Brain: Language

Higher Mental Functions of the Brain: Language

Language is a system of communication that allows the expression of thoughts, ideas, and feelings. The brain processes language in both hemispheres.
Language formation and comprehension take place in the dominant hemisphere. The dominant hemisphere is responsible for understanding the meaning of spoken, written, or sign language, as well as the ability to communicate. For most people, the left hemisphere is the dominant one. The right hemisphere, then, gives tone and emotional context to the...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Initial experience with magnetic resonance-guided focused ultrasound stereotactic surgery for central brain lesions in young adults.

Journal of neurosurgery·2022

Same author

Early vagus nerve stimulator implantation as a main predictor of positive outcome in pediatric patients with epileptic encephalopathy.

Epileptic disorders : international epilepsy journal with videotape·2021

Same author

Early Implantation as a Main Predictor of Response to Vagus Nerve Stimulation in Childhood-Onset Refractory Epilepsy.

Journal of child neurology·2020

Same author

Surgical management of pediatric patients with encephalopathy due to electrical status epilepticus during sleep (ESES).

Epileptic disorders : international epilepsy journal with videotape·2020

Same author

Pediatric epilepsy surgery: Past, present, and future.

Epilepsia·2020

Same author

The localizing value of epileptic auras: pitfalls in semiology and involved networks.

Epileptic disorders : international epilepsy journal with videotape·2019

Search research articles

Related Experiment Video

Updated: Jul 15, 2026

Electromagnetic Source Imaging in Presurgical Evaluation of Children with Drug-Resistant Epilepsy

Electromagnetic Source Imaging in Presurgical Evaluation of Children with Drug-Resistant Epilepsy

Published on: September 20, 2024

Language localization, the developing brain and childhood epilepsy: back to the future.

Michael Duchowny¹

¹Comprehensive Epilepsy Program and Brain Institute, Miami Children's Hospital, Miami, Florida 33155, USA. michael.duchowny@mch.com

Journal of the International Neuropsychological Society : JINS

|April 21, 2007

Summary

Language is central to human connection and uniquely defines our species. Scientific exploration into the brain

More Related Videos

Performing Behavioral Tasks in Subjects with Intracranial Electrodes

Performing Behavioral Tasks in Subjects with Intracranial Electrodes

Published on: October 2, 2014

Identification and Classification of Position-specific GABAA Receptor Subunit Missense Variants for Their Role In Hippocampal Pyramidal Neurons

Identification and Classification of Position-specific GABA_A Receptor Subunit Missense Variants for Their Role In Hippocampal Pyramidal Neurons

Published on: June 6, 2025

Related Experiment Videos

Last Updated: Jul 15, 2026

Electromagnetic Source Imaging in Presurgical Evaluation of Children with Drug-Resistant Epilepsy

Electromagnetic Source Imaging in Presurgical Evaluation of Children with Drug-Resistant Epilepsy

Published on: September 20, 2024

Performing Behavioral Tasks in Subjects with Intracranial Electrodes

Performing Behavioral Tasks in Subjects with Intracranial Electrodes

Published on: October 2, 2014

Identification and Classification of Position-specific GABAA Receptor Subunit Missense Variants for Their Role In Hippocampal Pyramidal Neurons

Identification and Classification of Position-specific GABA_A Receptor Subunit Missense Variants for Their Role In Hippocampal Pyramidal Neurons

Published on: June 6, 2025

Area of Science:

Neuroscience
Anthropology
Evolutionary Biology

Background:

Language's fundamental role in communication and social bonding is a long-standing area of scientific fascination.
Understanding the neural basis of language is crucial for comprehending human cognition and uniqueness.

Purpose of the Study:

To explore the neural underpinnings of language.
To investigate the evolutionary and developmental aspects of linguistic function.

Main Methods:

Review of historical and current scientific inquiry into the neural correlates of language.
Analysis of theories on linguistic structure and function across diverse scientific fields.

Main Results:

The neural basis of language is a central theme in fields including neuroscience, embryology, anthropology, and evolution.
Investigating language's neural foundation offers insights into the human mind.

Conclusions:

The study of language's neural correlates is vital for understanding human cognition.
The intricate relationship between language, the brain, and human uniqueness remains a key area for scientific research.