Complete Test Bank with Answer Guide – Psychiatry EOR Exam 2026/2027

COMPLETE TEST BANK WITH ANSWER GUIDE – = = = = = =




PSYCHIATRY EOR EXAM 2026/2027
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Chapter 1: Personality Disorders
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Question 1: Histrionic personality disorder would be listed in which
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DSM-5 cluster?
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A. Cluster A = =




B. Cluster B = =




C. Cluster C = =




D. Cluster D = =




E. Cluster E = =




Correct Answer: B. Cluster B
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Rationale: Histrionic personality disorder belongs to Cluster B,
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which includes dramatic, emotional, or erratic disorders. Cluster A
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includes odd/eccentric disorders (paranoid, schizoid, schizotypal),
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and Cluster C includes anxious/fearful disorders
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(avoidant, dependent, obsessive-compulsive) .
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Question 2: Antisocial personality disorder can only be diagnosed
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in patients older than age:
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A. 15 =




B. 18 =




C. 21 =




D. 25 =




Correct Answer: B. 18
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Rationale: Antisocial personality disorder requires the patient to
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be at least 18 years old. Evidence of conduct disorder must be
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present before age 15, but the formal diagnosis cannot be made in
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individuals under 18 .
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Chapter 2: Eating Disorders
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Question 3: Which complication can be found in anorexia nervosa
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but NOT in bulimia nervosa?
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A. Salivary gland hypertrophy = = =




B. Reversible cerebral atrophy = = =




C. Petechial hemorrhages = =




D. Hypokalemia =

,E. Osteoporosis =




Correct Answer: E. Osteoporosis
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Rationale: Osteoporosis is a complication unique to anorexia
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nervosa due to prolonged malnutrition, low estrogen levels, and
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decreased bone density. Bulimia patients may have hypokalemia,
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salivary gland hypertrophy, and petechial hemorrhages, but do
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not typically develop osteoporosis .
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Question 4: What is the first-line treatment for bulimia nervosa?
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A. Fluoxetine (SSRI) = =




B. Cognitive behavioral therapy = = =




C. Olanzapine =




D. Lithium =




Correct Answer: A. Fluoxetine (SSRI)
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Rationale: SSRIs, particularly fluoxetine, are the first-
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line pharmacological treatment for bulimia nervosa. CBT is also
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effective as a psychotherapeutic approach .
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Chapter 3: Psychotic Disorders
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, Question 5: Brief psychotic disorder lasts for:
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A. Less than 1 month
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B. 1 to 6 months
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C. More than 6 months = = = =




D. At least 1 year
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Correct Answer: A. Less than 1 month
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Rationale: Brief psychotic disorder is defined by psychotic
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symptoms lasting less than 1 month, with eventual full return to
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premorbid functioning. This distinguishes it from schizophreniform
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disorder (1-6 months) and schizophrenia (>6 months) .
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Question 6: Delusional disorder requires delusions to persist for at
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least:
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A. 1 week
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B. 1 month
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C. 3 months
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D. 6 months
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Correct Answer: B. 1 month
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Rationale: Delusional disorder requires the presence of nonbizarre
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delusions for at least 1 month. Function is not markedly impaired, a
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