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Related Concept Videos

Obsessive-Compulsive Disorder01:28

Obsessive-Compulsive Disorder

247
Obsessive-compulsive disorder (OCD) is a mental health condition characterized by recurrent obsessions, compulsions, or both, which consume significant time and interfere with daily functioning. Obsessions involve persistent, intrusive, and unwanted thoughts, images, or urges that evoke anxiety. Common examples include irrational fears of contamination or harm. Compulsions are repetitive behaviors or mental acts performed to reduce the anxiety caused by obsessions. For instance, individuals...
247
Role of Cerebellum and Prefrontal Cortex in Memory01:14

Role of Cerebellum and Prefrontal Cortex in Memory

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The cerebellum, while traditionally associated with motor control, also plays a crucial role in memory, particularly in procedural memory, which involves learning motor tasks that become automatic through repetition. For example, studies have shown that when the cerebellum is damaged, individuals or animals lose the ability to learn conditioned motor responses, such as the conditioned eye-blink response in classical conditioning experiments with rabbits. This study demonstrates the...
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Personality Disorders: Dependent and Obsessive-Compulsive01:24

Personality Disorders: Dependent and Obsessive-Compulsive

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Dependent personality disorder and obsessive-compulsive personality disorder are two separate psychological conditions that influence behavior, relationships, and overall life functioning. Though both involve maladaptive behaviors, their core characteristics and motivations differ significantly.
 Dependent Personality Disorder
Dependent personality disorder is characterized by an excessive reliance on others to manage various aspects of life. Individuals with this disorder often struggle...
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Anxiety: Overview01:18

Anxiety: Overview

484
Anxiety is a common mental disorder featuring excessive worry, fear, and apprehension, significantly affecting daily life. People with anxiety disorders experience persistent and intense anxiety, interrupting their everyday functioning.
Individuals with anxiety often experience a range of physical and emotional symptoms, including sweating, trembling, tachycardia, and disturbances in sleep patterns. These symptoms vary in intensity and frequency but are generally disruptive and distressing.
484
Panic Disorder01:27

Panic Disorder

239
Panic disorder is an anxiety disorder characterized by recurrent and sudden minutes-long episodes of intense fear, known as panic attacks. These attacks may feel like heart attacks and often happen without warning or a specific cause. They can include symptoms such as rapid heart rate, shortness of breath, chest pain, trembling, sweating, dizziness, and a sense of helplessness. During a panic attack, individuals may feel as though they are experiencing a heart attack or are in a...
239
Depressive Disorders: Etiology01:27

Depressive Disorders: Etiology

189
Depressive disorders result from a complex interplay of biological, psychological, and sociocultural factors, each contributing uniquely to the development and persistence of the condition. Understanding these factors provides critical insight into the multifaceted nature of depression.
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Biological predispositions significantly influence the risk of developing depressive disorders. Genetic studies highlight the role of variations in the serotonin transporter...
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Related Experiment Video

Updated: Oct 23, 2025

Exploring the Neural Correlates of Cognitive Reappraisal in Obsessive-Compulsive Disorder Using Task-based Functional Magnetic Resonance Imaging
09:14

Exploring the Neural Correlates of Cognitive Reappraisal in Obsessive-Compulsive Disorder Using Task-based Functional Magnetic Resonance Imaging

Published on: March 14, 2025

463

The prefrontal cortex and OCD.

Susanne E Ahmari1,2,3, Scott L Rauch4,5

  • 1Translational Neuroscience Program, Department of Psychiatry, University of Pittsburgh, Pittsburgh, PA, USA. ahmarise@upmc.edu.

Neuropsychopharmacology : Official Publication of the American College of Neuropsychopharmacology
|August 17, 2021
PubMed
Summary
This summary is machine-generated.

Obsessive Compulsive Disorder (OCD) involves abnormal brain activity in the prefrontal cortex (PFC). Research highlights PFC

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Area of Science:

  • Neuroscience
  • Psychiatry

Background:

  • Obsessive Compulsive Disorder (OCD) is a prevalent neuropsychiatric disorder with a significant public health impact.
  • Current treatments for OCD are limited, necessitating further research into its underlying neural mechanisms.

Purpose of the Study:

  • To review current theories on the prefrontal cortex's role in OCD symptom generation.
  • To explore how neuroimaging findings can inform novel OCD interventions.
  • To identify future research challenges in the field.

Main Methods:

  • Review of human neuroimaging studies in OCD patients.
  • Analysis of prefrontal cortex (PFC) activity patterns during symptom provocation and cognitive tasks.

Main Results:

  • Neuroimaging consistently shows abnormal activity in PFC regions and connected circuits in individuals with OCD.
  • These findings offer potential for developing targeted interventions.

Conclusions:

  • Understanding the prefrontal cortex's role in OCD is crucial for improving treatment strategies.
  • Leveraging neuroimaging advances can lead to novel therapeutic approaches for OCD.
  • Further research is needed to address challenges in the field.