Question 1
A patient's arterial blood gas shows pH 7.30, PaCO2 30 mmHg, and HCO3- 14 mmol/L. Which acid-base disturbance is present?
Correct Answer:
Metabolic acidosis with respiratory compensation
Question 2
Which hormone, secreted by the posterior pituitary, primarily increases water reabsorption in the renal collecting ducts?
Correct Answer:
Antidiuretic hormone (vasopressin)
Question 3
A patient with type 1 diabetes presents with hyperglycaemia, ketonaemia, and metabolic acidosis. Which underlying mechanism best explains the ketone production?
Correct Answer:
Absolute insulin deficiency increasing lipolysis and hepatic ketogenesis
Question 4
Which immunoglobulin class is the first to be produced in a primary immune response and is most efficient at activating complement?
Correct Answer:
IgM
Question 5
Staphylococcus aureus is best described by which set of microbiological characteristics?
Correct Answer:
Gram-positive cocci in clusters, catalase positive, coagulase positive
Question 1
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About this Exam

Prepare with the OPRA Exam Practice Questions - Overseas Pharmacist Readiness Assessment (OPRA) Exam practice quiz. This question bank includes 100 questions covering drug, patient, effect, mechanism, and plasma. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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OPRA Exam Practice Questions - Overseas Pharmacist Readiness Assessment (OPRA) Exam

This practice set contains 100 questions from the matching question bank and focuses on drug, patient, effect, mechanism, and plasma. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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