OCN OCN Trivia 3 — Questions and Answers
Question 1: A nurse wants to renew the OCN credential through continuing education. How many CE hours are required for renewal?
- 10 CE hours
- 20 CE hours
- 30 CE hours (Correct answer)
- 45 CE hours
Correct answer: 30 CE hours
Renewal through CE requires 30 oncology-specific nursing contact hours within the 4-year certification period.
Question 2: Which cancer type is most commonly associated with the BRCA1 and BRCA2 gene mutations?
- Colorectal cancer
- Breast and ovarian cancer (Correct answer)
- Lung cancer
- Bladder cancer
Correct answer: Breast and ovarian cancer
BRCA1 and BRCA2 mutations significantly increase lifetime risk for breast and ovarian cancers.
Question 3: What term describes cancer that has spread from its original site to distant organs or tissues?
- In situ
- Locally advanced
- Metastatic (Correct answer)
- Recurrent
Correct answer: Metastatic
Metastatic cancer refers to malignant cells that have traveled from the primary tumor site to distant parts of the body.
Question 4: Which of the following is the primary mechanism of action of alkylating agents used in chemotherapy?
- Inhibiting topoisomerase enzymes
- Cross-linking DNA strands to prevent replication (Correct answer)
- Blocking hormonal receptor sites
- Inhibiting microtubule polymerization
Correct answer: Cross-linking DNA strands to prevent replication
Alkylating agents work by forming covalent bonds with DNA, cross-linking strands and preventing cell replication.
Question 5: TNM staging stands for which three components?
- Tumor, Nodes, Metastasis (Correct answer)
- Type, Number, Margin
- Tissue, Necrosis, Morphology
- Treatment, Nodules, Markers
Correct answer: Tumor, Nodes, Metastasis
TNM staging classifies cancer based on Tumor size/invasion, regional Node involvement, and presence of distant Metastasis.
Question 6: A patient receiving radiation therapy develops moist desquamation. Which intervention is most appropriate?
- Apply petroleum jelly and cover with an occlusive dressing
- Leave the area open to air at all times
- Cleanse gently and apply a moisture-retentive dressing (Correct answer)
- Apply a topical corticosteroid cream twice daily
Correct answer: Cleanse gently and apply a moisture-retentive dressing
Moist desquamation is managed by gentle cleansing and moisture-retentive dressings to promote healing and reduce infection risk.
Question 7: Which electrolyte imbalance is most commonly associated with tumor lysis syndrome?
- Hyponatremia and hypochloremia
- Hyperkalemia, hyperphosphatemia, and hypocalcemia (Correct answer)
- Hypokalemia and hypernatremia
- Hypercalcemia and hypermagnesemia
Correct answer: Hyperkalemia, hyperphosphatemia, and hypocalcemia
Tumor lysis syndrome releases intracellular contents, causing hyperkalemia, hyperphosphatemia, and hypocalcemia along with hyperuricemia.
OCN OCN Trivia 3
A nurse wants to renew the OCN credential through continuing education.
How many CE hours are required for renewal?