OCN Chemotherapy Administration 3

Question 1

Which calculation method is most commonly used to determine chemotherapy dosing?

Accepted Answer

Body surface area (BSA)

Answer

Chemotherapy doses are most commonly calculated using body surface area (m²) to standardize dosing across patient sizes.

Question 2

A nurse notes blood return is absent from a patient's port during chemotherapy infusion. What is the priority action?

Accepted Answer

Stop the infusion and assess for extravasation or port malfunction

Answer

Loss of blood return may indicate port malfunction or tip migration; the infusion must be stopped immediately and the access assessed before continuing.

Question 3

What does the term 'nadir' refer to in chemotherapy nursing?

Accepted Answer

The lowest point of blood cell counts after chemotherapy

Answer

Nadir is the period of lowest blood counts, typically 7–14 days after chemotherapy, when infection risk is greatest.

Question 4

Which organization provides the primary standards for safe handling of hazardous drugs in oncology nursing?

Accepted Answer

Oncology Nursing Society (ONS)

Answer

The Oncology Nursing Society (ONS) publishes evidence-based guidelines for chemotherapy administration and hazardous drug safety.

Question 5

Which chemotherapy agent is associated with hemorrhagic cystitis as a major side effect?

Accepted Answer

Cyclophosphamide

Answer

Cyclophosphamide's metabolite acrolein irritates the bladder lining, causing hemorrhagic cystitis; mesna and hydration are used for prevention.

OCN Exam Practice Test

OCN Exam Practice Test

OCN Chemotherapy Administration 3