Abo_shousha_cns_quiz_17_antipsychotics
5 Questions
| Total Attempts: 111
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Questions and Answers
- 1.Which of the following antipsychotic agents is used in combination with an opioid drug fentanyl inneuroleptanalgesia?
- A.
Haloperidol
- B.
Droperidol
- C.
Chlorpromazine
- D.
Clozapine
- 2.Tardive dyskinesia is the result of:
- A.
Degeneration of dopaminergic and cholinergic fibers
- B.
Hyperactive dopaminergic state in the presence of dopamine blockers
- C.
Degeneration of histaminergic fibers
- D.
Supersensitivity of cholinergic receptors in the caudate-putamen
- 3.Hyperprolactinemia is caused by blockade of dopamine in:
- A.
The pituitary
- B.
The chemoreceptor trigger zone of the medulla
- C.
The extrapiramidal system
- D.
The mesolimbic and mesofrontal systems
- 4.Typical antipsychotic drugs:
- A.
Strongly block postsynaptic D2 receptor
- B.
Stimulate postsynaptic D2 receptor
- C.
Block NMDA receptor
- D.
Block NMDA receptor
- 5.The major limitation in the use of clozapine for treatment of schizophrenia is:
- A.
Production of hyperprolactinemia
- B.
Its inability to benefit negative symptoms of schizophrenia
- C.
High incidence of extra pyramidal side effects
- D.
Its potential to cause agranulocytosis
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