Psychometric Assessment, Rating Scales and Neurobiology of Psychiatric Illness MCQs

Psychiatry · 12 free questions with answers & explanations.

1. The Brief Psychiatric Rating Scale (BPRS) is BEST used for which clinical purpose in psychiatry?
2. Which neurotransmitter imbalance most accurately describes the current neurobiological model of OCD, supporting the efficacy of SSRIs as first-line pharmacotherapy?
3. The Young Mania Rating Scale (YMRS) is an 11-item clinician-rated scale. A score of 20–25 indicates:
4. A researcher uses the Brief Psychiatric Rating Scale (BPRS) to measure treatment response in a schizophrenia drug trial. The BPRS differs from the Positive and Negative Syndrome Scale (PANSS) primarily in that:
5. Neurobiologically, the mesocortical dopamine pathway projecting to the prefrontal cortex is HYPOACTIVE in schizophrenia. Which symptom cluster does this most directly explain?
6. In the neurobiology of major depressive disorder, the 'kindling hypothesis' proposes that:
7. The Yale-Brown Obsessive Compulsive Scale (Y-BOCS) assesses obsessions and compulsions each across five parameters. What is the total score range, and what score indicates 'severe' OCD?
8. A clinician uses the Hamilton Rating Scale for Depression (HAM-D). Which of the following is the CORRECT interpretation of the HAM-D-17?
9. The neurobiology of post-traumatic stress disorder (PTSD) involves abnormal fear processing. Which neurobiological finding is MOST consistently reported in PTSD?
10. The Positive and Negative Syndrome Scale (PANSS) for schizophrenia has three subscales. The Positive subscale P1 refers to:
11. The neurotransmitter hypothesis of depression most supported by current evidence implicates deficiency of which monoamine(s), with serotonin being central?
12. The Yale-Brown Obsessive Compulsive Scale (Y-BOCS) scores from 0 to 40. Which score range indicates SEVERE OCD requiring aggressive treatment consideration including clomipramine augmentation or deep brain stimulation referral?