Psychiatry Quiz #9: Psychosis

1. A 24-year-old man is brought to the psychiatric clinic by his family. Over the past 6 months, he has become increasingly isolated, often speaking to people who are not present and expressing belief in being monitored by government agencies. He has no known medical history and denies substance use. Physical examination is unremarkable. Which of the following is the most likely diagnosis? 

Question 1 of 5

2. A 32-year-old woman is brought to the emergency department by her partner for erratic behavior and talking to herself. She is found to be having a coherent conversation with an invisible entity and expresses beliefs that she has special powers. She has no past psychiatric history but has used methamphetamine recently. Which of the following is the most likely cause of her symptoms? 

Question 2 of 5

3. A 28-year-old woman with a history of bipolar disorder is admitted to the psychiatric ward for a manic episode. During the admission, she claims to be a prophet and insists that she can communicate with celestial beings. Which of the following best describes her symptoms? 

Question 3 of 5

4. A 55-year-old man with no significant medical history presents to the clinic complaining of hearing voices that comment on his actions and sometimes command him to perform tasks. These experiences have persisted for several months, and he has no history of substance abuse. The patient's insight into these experiences is poor; he is convinced of their reality. Which of the following neurotransmitters is most likely involved in the pathophysiology of his condition? 

Question 4 of 5

5. A 23-year-old woman is diagnosed with schizophrenia. She often experiences auditory hallucinations and believes that her thoughts are being broadcasted to others. She has been prescribed an antipsychotic medication. Which of the following side effects is most commonly associated with long-term use of typical antipsychotics? 

Question 5 of 5


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