Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Biological Causes of Schizophrenia01:29

Biological Causes of Schizophrenia

Schizophrenia, a severe psychiatric disorder, arises from a complex interplay of biological factors, including genetic predisposition, structural brain abnormalities, neurotransmitter dysregulation, and developmental irregularities. These factors collectively contribute to the onset and progression of the disorder, which typically manifests in late adolescence or early adulthood.
Genetic Factors in Schizophrenia
The genetic basis of schizophrenia is strongly supported by family and twin studies.
Positive Symptoms of Schizophrenia: Hallucinations and Delusions01:30

Positive Symptoms of Schizophrenia: Hallucinations and Delusions

Schizophrenia is a complex mental health disorder that can manifest with various positive symptoms, including thought, movement, and behavior disorders. These symptoms significantly disrupt cognitive and motor functions, leading to profound effects on an individual's ability to engage with the world.
Thought Disorders
Disorganized and unusual thought processes mark thought disorders in schizophrenia. One key feature is disorganized speech, where an individual's conversation includes loosely...
Schizophrenia01:17

Schizophrenia

Schizophrenia, a term introduced by Swiss psychiatrist Eugen Bleuler in 1911, describes a severe psychological disorder marked by profound disruptions in attention, thought processes, language, emotion, and interpersonal relationships. The core feature of schizophrenia is psychosis — a state characterized by a fundamental detachment from reality. This disconnection manifests through distorted logic, impaired perception, and atypical behavior, severely affecting the lives of those diagnosed.
Negative and Cognitive Symptoms of Schizophrenia01:30

Negative and Cognitive Symptoms of Schizophrenia

Negative symptoms of schizophrenia indicate a reduction or absence of typical behaviors and emotional responses found in healthy individuals, while positive symptoms reflect an excess or distortion of normal functioning.
Negative Symptoms
Negative symptoms of schizophrenia manifest as deficits in normal emotional and behavioral functioning, profoundly impacting daily life. Individuals with schizophrenia often display a flat affect, characterized by a near-total absence of emotional expression,...
Psychosis: Pathophysiology of Schizophrenia and Other Psychotic Disorders01:27

Psychosis: Pathophysiology of Schizophrenia and Other Psychotic Disorders

Schizophrenia is a neurodevelopmental disorder whose origins are rooted in complex genetic components. Despite our burgeoning understanding, the pathophysiology of this disorder remains incompletely deciphered.
Researchers have identified genetic factors that increase susceptibility to schizophrenia, underscoring the intricate interplay between genetics and environment in disease development. At the core of schizophrenia's pathophysiology is excessive dopaminergic neurotransmission within the...
High-Level and Low-Level Awareness01:19

High-Level and Low-Level Awareness

Controlled processes in human consciousness represent high-alert mental states where individuals deliberately focus their attention on achieving specific goals. Controlled processes can be seen in situations like mastering new technology, where a person might become so absorbed that they ignore surrounding distractions. Such processes involve selective attention, requiring one to concentrate on particular elements of experience while disregarding others. These are governed by executive...

You might also read

Related Articles

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

Sort by
Same author

[Menopause: The Body Changes, Society Judges].

Geriatrie et psychologie neuropsychiatrie du vieillissement·2026
Same author

PERMA-Profiler as a multidimensional measure of well-being in a French context.

Scientific reports·2026
Same author

From Subjective Impression to Objective Measure: The Nonverbal Foundations of the Praecox Feeling.

Psychopathology·2026
Same author

Predictive value of traditional, naturalistic, and self-rated executive measures on the everyday functional status of outpatients with schizophrenia: an exploratory study.

Applied neuropsychology. Adult·2026
Same author

[Ageing in the age of misinformation: a public health challenge].

Geriatrie et psychologie neuropsychiatrie du vieillissement·2026
Same author

Social engagement, pleasure, and memory in musical reminiscence workshops for individuals with Alzheimer's disease.

Frontiers in human neuroscience·2026

Related Experiment Video

Updated: Jun 23, 2026

Development of a Virtual Reality Assessment of Everyday Living Skills
10:32

Development of a Virtual Reality Assessment of Everyday Living Skills

Published on: April 23, 2014

Insight and executive functioning in schizophrenia: a multidimensional approach.

Stéphane Raffard1, Sophie Bayard, Marie-Christine Gely-Nargeot

  • 1University Department of Adult Psychiatry, CHU, Université Montpellier 1, France. s-raffard@chu-montpellier.fr

Psychiatry Research
|April 28, 2009
PubMed
Summary

Schizophrenia patients with poor insight often have executive function deficits. This study links specific insight dimensions to executive processes like updating and inhibition, suggesting neuropsychological interventions may improve illness awareness.

More Related Videos

A Method for Investigating Age-related Differences in the Functional Connectivity of Cognitive Control Networks Associated with Dimensional Change Card Sort Performance
09:01

A Method for Investigating Age-related Differences in the Functional Connectivity of Cognitive Control Networks Associated with Dimensional Change Card Sort Performance

Published on: May 7, 2014

Related Experiment Videos

Last Updated: Jun 23, 2026

Development of a Virtual Reality Assessment of Everyday Living Skills
10:32

Development of a Virtual Reality Assessment of Everyday Living Skills

Published on: April 23, 2014

A Method for Investigating Age-related Differences in the Functional Connectivity of Cognitive Control Networks Associated with Dimensional Change Card Sort Performance
09:01

A Method for Investigating Age-related Differences in the Functional Connectivity of Cognitive Control Networks Associated with Dimensional Change Card Sort Performance

Published on: May 7, 2014

Area of Science:

  • Neuroscience
  • Psychology
  • Psychiatry

Background:

  • Unawareness of illness in schizophrenia is linked to executive function deficits.
  • The precise relationship between executive processes and insight dimensions remains unclear.
  • Executive functioning models identify inhibition, updating, shifting, and dual-task coordination as key separable components.

Purpose of the Study:

  • To investigate and clarify the relationships between specific dimensions of insight and four executive components in schizophrenia.
  • To determine if executive dysfunction partially explains poor insight in schizophrenia.
  • To explore the potential of neuropsychological interventions for enhancing illness insight.

Main Methods:

  • Administered the Test for Attentional Performance and the Scale to Assess Unawareness of Mental Disorder to 60 schizophrenia patients.
  • Examined the influence of confounding variables including medication, symptomatology, demographics, psycho-affective state, and processing speed.
  • Utilized statistical analysis to identify significant relationships between insight dimensions and executive functions.

Main Results:

  • Awareness of disorder and medication response correlated significantly with updating.
  • Awareness of social consequences was related to updating, divided attention, and inhibition.
  • Findings suggest a partial link between poor insight in schizophrenia and executive dysfunction.

Conclusions:

  • Poor insight in schizophrenia may be partly attributable to executive dysfunction.
  • Specific executive functions (updating, divided attention, inhibition) are associated with different aspects of insight.
  • Neuropsychological interventions show promise for improving illness insight in schizophrenia patients.