Which of the following opioid analgesics can produce an increase in the pulmonary arterial pressure and myocardial work?

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Advanced Pharmacology Across the Lifespan Questions

Question 1 of 5

Which of the following opioid analgesics can produce an increase in the pulmonary arterial pressure and myocardial work?

A. Morphine B. Pentazocine C. Meperidine D. Methadone

Correct Answer: A

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Question 2 of 5

For which of the following conditions could aspirin be used prophylactically?

A. Noncardiogenic pulmonary edema B. Peptic ulcers C. Thromboembolism D. Metabolic acidosis

Correct Answer: C

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Question 3 of 5

Hyperprolactinemia is caused by blockade of dopamine in:

A. The chemoreceptor trigger zone of the medulla B. The pituitary C. The extrapiramidal system D. The mesolimbic and mesofrontal systems

Correct Answer: B

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Question 4 of 5

The strong antiemetic effect of the phenothiazine derivatives is due to dopamine receptor blockade:

A. In the chemoreceptor trigger zone of the medulla B. Of the receptors in the stomach C. The medullar vomiting centre D. All of the above

Correct Answer: A

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Question 5 of 5

The mechanism of haloperidol antipsychotic action is:

A. Blocking D2 receptors B. Central alpha-adrenergic blocking C. Inhibition of norepinephrine uptake mechanisms D. All of the above

Correct Answer: A

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

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