Class 12 Psychology - WEST-BENGAL
Psychological Disorders
The chapter 'Psychological Disorders' in the Class 12 Psychology curriculum prescribed by the West Bengal Council of Higher Secondary Education (WBCHSE) explores the scientific study of abnormal behavior. Students learn to differentiate between normal and abnormal functioning using criteria such as distress, deviance, and dysfunction. The chapter covers the historical perspective of mental disorders, classification systems like the DSM and ICD, and major categories of disorders including anxiety, mood, somatic, and schizophrenia spectrum disorders. Understanding these concepts is vital for board exams as it forms a major scoring segment and builds foundational clinical knowledge.
Start Learning FreeKey Concepts
Abnormality Criteria
Behavior is typically classified as abnormal based on the Four Ds: Deviance, Distress, Dysfunction, and Danger.
Diagnostic and Statistical Manual (DSM)
A standardized manual published by the American Psychiatric Association used by mental health professionals to diagnose psychological disorders.
Anxiety Disorders
A group of disorders characterized by chronic, excessive fear and anxiety that interferes with daily functioning, such as Generalized Anxiety Disorder and Phobias.
Schizophrenia
A severe psychotic disorder characterized by major disturbances in thought, perception, emotion, and behavior, including delusions and hallucinations.
Mood Disorders
Affective disorders marked by severe disturbances in mood and emotion, most notably Major Depressive Disorder and Bipolar Disorder.
Important Formulas
Board Exam Info
In the WBCHSE Class 12 Psychology board examination, this chapter carries significant weight, typically contributing around 10 to 15 marks. Questions commonly appear as Multiple Choice Questions (MCQs), short answer questions (SAQs) defining specific disorders, and Long Answer Questions (LAQs) requiring detailed explanations of causal factors or specific diagnostic categories.
Frequently Asked Questions
What is the difference between a delusion and a hallucination?
A delusion is a false, unshakeable belief held despite clear contradictory evidence (e.g., believing one is being monitored), whereas a hallucination is a sensory perception experienced without external stimuli (e.g., hearing voices that aren't there).
How are psychological disorders classified in modern psychiatry?
They are classified primarily using standardized systems like the American Psychiatric Association's DSM and the World Health Organization's ICD, which provide specific criteria for diagnosis.
Is stress the only cause of psychological disorders?
No, psychological disorders result from a complex interaction of biological, psychological, and social factors, often explained by the biopsychosocial model.
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