OCN MCQs
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OCN Exam Questions
Oncology Certified Nurse - 2026
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Which of the following is most recommended for early detection of colorectal cancer in normal- risk persons?
Fecal occult blood test (FOBT) every five years
Virtual colonoscopy every 5 years
Colonoscopy every 10 years
Double-contrast barium enema (DCBE) every 10 years
According to a current theory of carcinogenesis, which of the following are required to transform normal cells into malignant ones?
A carcinogenic initiating agent
A promoter
Both A and B
Neither A nor B
The granulocyte colony-stimulating factor (G-CSF) filgrastim (Neupogen):
May be given as a single dose before chemotherapy
Stimulates both neutrophil and monocyte/macrophage production
Is not indicated for patients receiving bone marrow transplants
May be given by subcutaneous injection or short intravenous (IV) infusion
Ondansetron is:
A chemotherapy drug
A steroid
An antiemetic
An antibiotic
An elderly cancer patient presents with abdominal pain. He appears dehydrated with abnormal vital signs. Emergency operation for a bowel obstruction is recommended by the attending surgeon. The patient seems somewhat confused and is unable to give a rational understanding and approval of informed consent. Which of the following would be the best first course of action?
Delay the surgery until the patient is more rational
Contact a relative or other valid representative to obtain permission
Cancel surgery and attempt medical treatment
Declare this an emergency and proceed with the surgery
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