F70–F79: Classification of Mental Retardation/Intellectual Disability.
F80–F89: Developmental disorders including Autism and Communication Disorders.
F90–F98: Behavioral issues in children and adolescents like ADHD.
📚 Golden One-Liners for Quick Revision:
🧠 “ICD-10 Chapter V (F00-F99) covers mental and behavioral disorders.”
🧠 “F20 is the code for Schizophrenia; F32 is for Depression.”
🧠 “ADHD is classified under F90; Autism under F84.”
🧠 “ICD-10 is globally recognized and used for clinical diagnosis and research.”
📘 Classification of Mental Disorders
✅ 1. Which ICD-10 code range is used for Mood (Affective) Disorders?
A) F10–F19 B) F20–F29 C) F30–F39 D) F40–F48
Correct Answer: C) F30–F39 Rationale: The F30–F39 category covers mood disorders such as Depression, Bipolar Disorder, and Mania.
✅ 2. Which of the following disorders is classified under F20–F29 in ICD-10?
A) Major Depressive Disorder B) Schizophrenia C) Panic Disorder D) Insomnia
Correct Answer: B) Schizophrenia Rationale: Schizophrenia and other psychotic disorders fall under F20–F29 in ICD-10.
✅ 3. What is the ICD-10 code for Alzheimer’s Disease with Dementia?
A) F05 B) F00 C) F32 D) F10
Correct Answer: B) F00 Rationale: F00 specifically refers to Dementia in Alzheimer’s Disease under Organic Mental Disorders.
✅ 4. Under which ICD-10 code range is ADHD classified?
A) F80–F89 B) F90–F98 C) F60–F69 D) F50–F59
Correct Answer: B) F90–F98 Rationale: ADHD is classified under F90, which covers behavioral and emotional disorders in childhood and adolescence.
✅ 5. Which disorder falls under the ICD-10 category F50–F59?
A) Obsessive-Compulsive Disorder B) Schizophrenia C) Anorexia Nervosa D) PTSD
Correct Answer: C) Anorexia Nervosa Rationale: F50–F59 covers behavioral syndromes associated with physiological disturbances, including eating disorders like Anorexia Nervosa.
📚 Indian Classification Approach to Mental Disorders
✅ 1. Official System Used in India:
ICD-10 and ICD-11 by WHO are officially adopted by the Government of India for health statistics, diagnosis, and epidemiological studies.
DSM-5 is used mainly in academic and clinical psychology practices but not officially for public health records.
✅ 2. Indian National Mental Health Programme (NMHP) Focus:
Established in 1982 to address the mental health burden in India.
Focuses on:
Common Mental Disorders (CMDs): Depression, Anxiety, Somatoform Disorders.
Severe Mental Disorders (SMDs): Schizophrenia, Bipolar Disorder.
Substance Use Disorders: Alcohol and Drug Dependence.
Dhat Syndrome: Anxiety related to semen loss, common in Indian males.
Possession Syndromes: Cultural beliefs about being possessed by spirits, seen in dissociative and conversion disorders.
Culture-Specific Expressions of Stress: Often presented as physical symptoms (e.g., headaches, body aches) rather than psychological complaints.
📌 Golden One-Liners for Revision:
🧠 “India officially follows WHO’s ICD system for mental disorder classification.”
🧠 “National Mental Health Programme (1982) focuses on CMDs and SMDs.”
🧠 “Dhat Syndrome is a culture-bound syndrome unique to the Indian population.”
🧠 “Geriatric mental health is a growing concern under NMHP in India.”
✅ 1. Which classification system is officially adopted by the Government of India for mental health diagnosis?
A) DSM-5 B) ICD-10 C) ICD-9 D) DSM-IV
Correct Answer: B) ICD-10 Rationale: The Government of India officially follows the ICD system by WHO, currently ICD-10 and transitioning to ICD-11 for disease classification, including mental health.
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✅ 2. Which of the following is a culture-bound syndrome commonly found in India?
A) Amok B) Koro C) Dhat Syndrome D) Anorexia Nervosa
Correct Answer: C) Dhat Syndrome Rationale: Dhat Syndrome involves anxiety related to semen loss, commonly observed in young Indian males, and is considered a culture-bound psychosomatic disorder.
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✅ 3. Which year was the National Mental Health Programme (NMHP) launched in India?
A) 1975 B) 1982 C) 1990 D) 2001
Correct Answer: B) 1982 Rationale: The NMHP was launched in 1982 to integrate mental health services into general healthcare and address the rising burden of mental health disorders in India.
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✅ 4. Which of the following is classified under Severe Mental Disorders (SMD) in the Indian context?
A) Generalized Anxiety Disorder B) Panic Disorder C) Schizophrenia D) Somatoform Disorders
Correct Answer: C) Schizophrenia Rationale: Schizophrenia is a chronic and severe mental disorder categorized under Severe Mental Disorders (SMD) by the Indian health system.
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✅ 5. Under the Indian health system, which mental health issue is most commonly associated with the elderly population?
A) ADHD B) Dementia C) Dhat Syndrome D) Panic Disorder
Correct Answer: B) Dementia Rationale: Dementia is a major mental health issue affecting the elderly population in India, often associated with aging and neurodegenerative changes.
✅ 1. Based on International Classification Systems:
🗂️ A. ICD-11 (International Classification of Diseases – 11th Revision by WHO):
Mental, Behavioral, and Neurodevelopmental Disorders are classified under Chapter 06.
Schizophrenia Spectrum and Other Primary Psychotic Disorders
Mood Disorders (Depression, Bipolar Disorder)
Anxiety and Fear-Related Disorders
Obsessive-Compulsive and Related Disorders
Disorders Due to Substance Use or Addictive Behaviors
Personality Disorders
Feeding and Eating Disorders
Sleep-Wake Disorders
Neurocognitive Disorders (e.g., Dementia)
Stress-Related Disorders (e.g., PTSD)
Disorders of Sexual Health and Gender Incongruence
📖 B. DSM-5-TR (Diagnostic and Statistical Manual of Mental Disorders – 5th Text Revision by APA):
Major Classifications:
Neurodevelopmental Disorders
Schizophrenia Spectrum and Other Psychotic Disorders
Bipolar and Related Disorders
Depressive Disorders
Anxiety Disorders
Obsessive-Compulsive and Related Disorders
Trauma- and Stressor-Related Disorders
Dissociative Disorders
Somatic Symptom and Related Disorders
Feeding and Eating Disorders
Sleep-Wake Disorders
Sexual Dysfunctions
Gender Dysphoria
Disruptive, Impulse-Control, and Conduct Disorders
Substance-Related and Addictive Disorders
Neurocognitive Disorders
Personality Disorders
Paraphilic Disorders
✅ 2. Traditional Classification:
Category
Examples
Organic Mental Disorders
Dementia, Delirium, Alzheimer’s Disease
Neurodevelopmental Disorders
Autism, ADHD, Intellectual Disability
Psychotic Disorders
Schizophrenia, Delusional Disorder
Mood (Affective) Disorders
Depression, Bipolar Disorder
Anxiety Disorders
GAD, Panic Disorder, Phobias
Somatoform Disorders
Somatization Disorder, Hypochondriasis
Dissociative Disorders
Dissociative Identity Disorder
Personality Disorders
Borderline, Antisocial, Narcissistic
Substance-Related Disorders
Alcoholism, Drug Dependence
Sexual and Gender Disorders
Sexual Dysfunction, Gender Dysphoria
Eating Disorders
Anorexia Nervosa, Bulimia Nervosa
Impulse Control Disorders
Kleptomania, Pyromania
Sleep Disorders
Insomnia, Narcolepsy, Sleep Apnea
Adjustment Disorders
Adjustment disorder with depressed mood
📌 Golden One-Liners for Quick Revision:
🧠 “ICD is by WHO; DSM is by American Psychiatric Association.”
🧠 “Psychotic disorders involve loss of reality; neurotic disorders do not.”
🧠 “Mood disorders include both Depression and Bipolar disorders.”
🧠 “Personality disorders are lifelong patterns of maladaptive behavior.”
✅ 1. Which of the following mental disorders is classified under Neurodevelopmental Disorders in DSM-5?
A) Schizophrenia B) Attention Deficit Hyperactivity Disorder (ADHD) C) Major Depressive Disorder D) Panic Disorder
Correct Answer: B) Attention Deficit Hyperactivity Disorder (ADHD) Rationale: ADHD is a Neurodevelopmental Disorder, typically diagnosed in childhood and affecting behavior and attention.
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✅ 2. Schizophrenia is classified under which category in DSM-5?
A) Mood Disorders B) Neurodevelopmental Disorders C) Schizophrenia Spectrum and Other Psychotic Disorders D) Anxiety Disorders
Correct Answer: C) Schizophrenia Spectrum and Other Psychotic Disorders Rationale: Schizophrenia is a primary psychotic disorder characterized by delusions, hallucinations, and thought disturbances.
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✅ 3. Which of the following is a Personality Disorder according to DSM-5?
A) Obsessive-Compulsive Disorder (OCD) B) Borderline Personality Disorder C) Generalized Anxiety Disorder D) PTSD
Correct Answer: B) Borderline Personality Disorder Rationale: Borderline Personality Disorder is a chronic personality disorder characterized by emotional instability, poor self-image, and unstable relationships.
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✅ 4. Which disorder is classified under Mood (Affective) Disorders?
A) Bipolar Disorder B) Social Anxiety Disorder C) Autism Spectrum Disorder D) Insomnia
Correct Answer: A) Bipolar Disorder Rationale: Bipolar Disorder involves mood swings between mania and depression and is classified under Mood Disorders.
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✅ 5. Which classification system is published by the World Health Organization (WHO)?
A) DSM-5 B) ICD-11 C) ICD-10 D) Both B and C
Correct Answer: D) Both B and C Rationale: Both ICD-10 and ICD-11 are official classification systems developed by WHO for the diagnosis of all diseases, including mental disorders.
✅ 1. Which of the following is classified under Neurodevelopmental Disorders?
A) Bipolar Disorder B) Autism Spectrum Disorder C) Schizophrenia D) Obsessive-Compulsive Disorder
Correct Answer: B) Autism Spectrum Disorder Rationale: Autism Spectrum Disorder (ASD) is a developmental disorder affecting communication and social behavior, classified under Neurodevelopmental Disorders.
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✅ 2. The ICD-11 classification system is developed by which organization?
A) American Psychiatric Association B) Indian Psychiatric Society C) World Health Organization D) National Institute of Mental Health
Correct Answer: C) World Health Organization Rationale: ICD (International Classification of Diseases) is developed and published by WHO.
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✅ 3. Which disorder is categorized under Mood Disorders in DSM-5?
A) Post-Traumatic Stress Disorder B) Major Depressive Disorder C) Specific Phobia D) Dissociative Identity Disorder
Correct Answer: B) Major Depressive Disorder Rationale: Major Depressive Disorder is classified under Mood (Affective) Disorders due to its effect on emotional state.
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✅ 4. Which is a primary Psychotic Disorder?
A) Obsessive-Compulsive Disorder B) Schizophrenia C) Panic Disorder D) Adjustment Disorder
Correct Answer: B) Schizophrenia Rationale: Schizophrenia is a psychotic disorder characterized by hallucinations, delusions, and disorganized thinking.
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✅ 5. Which mental disorder is classified under Somatic Symptom and Related Disorders?
A) Somatization Disorder B) Schizophrenia C) Bipolar Disorder D) Autism Spectrum Disorder
Correct Answer: A) Somatization Disorder Rationale: Somatization Disorder involves excessive focus on physical symptoms without any identifiable medical cause.
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✅ 6. Which of the following is an Eating Disorder?
A) Narcolepsy B) Anorexia Nervosa C) Obsessive-Compulsive Disorder D) Borderline Personality Disorder
Correct Answer: B) Anorexia Nervosa Rationale: Anorexia Nervosa is an eating disorder characterized by fear of weight gain and severe food restriction.
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✅ 7. Which of the following is a Personality Disorder?
A) Obsessive-Compulsive Disorder B) Borderline Personality Disorder C) Panic Disorder D) Major Depressive Disorder
Correct Answer: B) Borderline Personality Disorder Rationale: Borderline Personality Disorder is characterized by emotional instability, fear of abandonment, and impulsive behaviors.
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✅ 8. Which classification system is used primarily in the United States?
A) ICD-10 B) DSM-5 C) ICD-11 D) WHO-CMH
Correct Answer: B) DSM-5 Rationale: The DSM (Diagnostic and Statistical Manual of Mental Disorders) is developed by the American Psychiatric Association and widely used in the US.
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✅ 9. Which of the following is NOT classified under Anxiety Disorders?
A) Panic Disorder B) Generalized Anxiety Disorder C) Schizophrenia D) Social Anxiety Disorder
Correct Answer: C) Schizophrenia Rationale: Schizophrenia is a psychotic disorder, not an anxiety disorder.
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✅ 10. Which disorder falls under the category of Neurocognitive Disorders?
A) Dementia B) Panic Disorder C) Specific Phobia D) Anorexia Nervosa
Correct Answer: A) Dementia Rationale: Dementia is a Neurocognitive Disorder involving memory loss and cognitive decline.
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✅ 11. Which of the following is a Dissociative Disorder?
A) Dissociative Identity Disorder B) Bipolar Disorder C) PTSD D) Schizophrenia
Correct Answer: A) Dissociative Identity Disorder Rationale: Dissociative Identity Disorder involves disruption in identity, often resulting in multiple distinct personalities.
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✅ 12. Which mental disorder is related to substance use?
A) Somatic Symptom Disorder B) Alcohol Dependence C) Borderline Personality Disorder D) Panic Disorder
Correct Answer: B) Alcohol Dependence Rationale: Alcohol dependence is classified under Substance-Related and Addictive Disorders.
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✅ 13. Which disorder is classified under Sleep-Wake Disorders?
A) Insomnia B) PTSD C) OCD D) Generalized Anxiety Disorder
Correct Answer: A) Insomnia Rationale: Insomnia is a common Sleep-Wake Disorder characterized by difficulty falling or staying asleep.
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✅ 14. Gender Dysphoria is classified under which category in DSM-5?
A) Sexual Dysfunctions B) Gender Dysphoria C) Personality Disorders D) Dissociative Disorders
Correct Answer: B) Gender Dysphoria Rationale: DSM-5 classifies Gender Dysphoria separately to address distress related to gender identity incongruence.
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✅ 15. Which mental disorder is considered an Impulse-Control Disorder?
A) Kleptomania B) OCD C) Schizophrenia D) Panic Disorder
Correct Answer: A) Kleptomania Rationale: Kleptomania involves recurrent failure to resist impulses to steal and is classified under Impulse-Control Disorders.
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✅ 16. Which disorder is characterized by re-experiencing traumatic events?
A) PTSD B) OCD C) Depression D) Dissociative Identity Disorder
Correct Answer: A) PTSD Rationale: PTSD involves intrusive thoughts and flashbacks related to traumatic events.
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✅ 17. Which of the following is a hallmark feature of Obsessive-Compulsive Disorder?
A) Hallucinations B) Compulsions C) Flight of Ideas D) Catatonia
Correct Answer: B) Compulsions Rationale: Compulsions are repetitive behaviors aimed at reducing anxiety caused by obsessive thoughts.
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✅ 18. Which classification system introduced the category of Neurodevelopmental Disorders?
A) DSM-5 B) ICD-9 C) DSM-IV D) ICD-10
Correct Answer: A) DSM-5 Rationale: DSM-5 introduced Neurodevelopmental Disorders as a separate category, including Autism, ADHD, etc.
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✅ 19. Which of the following is an example of a Somatoform Disorder?
A) Schizophrenia B) Hypochondriasis C) PTSD D) Bipolar Disorder
Correct Answer: B) Hypochondriasis Rationale: Hypochondriasis is characterized by excessive preoccupation with having a serious illness despite medical reassurance.
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✅ 20. Which disorder is classified under Disruptive, Impulse-Control, and Conduct Disorders?
A) Pyromania B) PTSD C) OCD D) Schizophrenia
Correct Answer: A) Pyromania Rationale: Pyromania involves deliberate fire-setting behavior and is classified under Impulse-Control Disorders.
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✅ 21. Which of the following is NOT a category under DSM-5?
A) Anxiety Disorders B) Neurocognitive Disorders C) Infectious Disorders D) Substance-Related and Addictive Disorders
Correct Answer: C) Infectious Disorders Rationale: Infectious Disorders are not classified under DSM-5; it focuses on mental and behavioral disorders.
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✅ 22. Which of the following is considered a Trauma- and Stressor-Related Disorder?
A) PTSD B) Panic Disorder C) OCD D) Autism Spectrum Disorder
Correct Answer: A) PTSD Rationale: PTSD falls under Trauma- and Stressor-Related Disorders in DSM-5.
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✅ 23. Schizophrenia is most commonly associated with which type of symptom?
A) Intrusive Thoughts B) Hallucinations and Delusions C) Compulsions D) Memory Loss
Correct Answer: B) Hallucinations and Delusions Rationale: Hallucinations and delusions are hallmark positive symptoms of Schizophrenia.
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✅ 24. The classification of Mental Disorders helps primarily in:
A) Increasing medication sales B) Proper diagnosis and treatment planning C) Reducing patient care D) Avoiding clinical evaluations
Correct Answer: B) Proper diagnosis and treatment planning Rationale: Proper classification systems assist healthcare providers in accurate diagnosis, treatment planning, and prognosis assessment.
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✅ 25. Which of the following is true regarding ICD-11?
A) Published by American Psychiatric Association B) Used only for infectious diseases C) Includes both physical and mental health disorders D) Does not cover mental disorders
Correct Answer: C) Includes both physical and mental health disorders Rationale: ICD-11, published by WHO, covers all disease classifications, including mental and behavioral disorders.