ONCC Practice Tests (OCN - Oncology
Nursing Practice) Questions with All
Actual Detailed Answers (2025-2026)
Update.
A patient with cancer is considering entering a clinical trial that compares the current standard
treatment with an investigational chemotherapeutic agent. This is an example of which phase of
a clinical trial?
3
4
1
2 - Answer 3
Answer: Phase 3 clinical trials have a primary goal of establishing efficacy and comparing with
the current standard.
Reference: Eggert, J. (Ed.). (2017). Cancer basics (2nd ed.). Pittsburgh, PA: Oncology Nursing
Society, p. 285(t).
What is the shortest phase of the cell cycle?
Mitosis
Gap 1
Synthesis
Gap 2 - Answer Mitosis
Answer: Mitosis is the shortest phase of the cell's life cycle.
Reference: Polovich, M., Olsen, M., & LeFebvre, K. (Eds.). (2014). Chemotherapy and biotherapy
guidelines and recommendations for practice (4th ed.). Pittsburgh, PA: Oncology Nursing
Society, p. 25.
, synovial fluid.
lymph.
plasma. - Answer myelin sheath.
Answer: Oligodendrocytes are cells that develop and maintain the myelin sheath.
Reference: Yarbro, C.H., Wujcik, D., & Gobel, B.H. (Eds.). (2018). Cancer nursing: Principles and
practice (8th ed.). Burlington, MA: Jones and Bartlett, p. 1368.
A squamous cell carcinoma of the esophagus is most likely to arise from the:
proximal esophagus.
Schatzki's ring.
cricoid cartilage.
abdominal esophagus. - Answer proximal esophagus.
Answer: A squamous cell carcinoma of the esophagus is most likely to arise from the proximal
esophagus.
Reference: Yarbro, C.H., Wujcik, D., & Gobel, B.H. (Eds.). (2018). Cancer nursing: Principles and
practice (8th ed.). Burlington, MA: Jones and Bartlett, p. 1538.
Which of the following techniques is most likely to support healthy communication patterns
between the nurse and a patient?
Eliciting feedback about preferences and experiences
Establishing significant physical distance between
parties
Providing objective and factual information about the treatment plan
Nursing Practice) Questions with All
Actual Detailed Answers (2025-2026)
Update.
A patient with cancer is considering entering a clinical trial that compares the current standard
treatment with an investigational chemotherapeutic agent. This is an example of which phase of
a clinical trial?
3
4
1
2 - Answer 3
Answer: Phase 3 clinical trials have a primary goal of establishing efficacy and comparing with
the current standard.
Reference: Eggert, J. (Ed.). (2017). Cancer basics (2nd ed.). Pittsburgh, PA: Oncology Nursing
Society, p. 285(t).
What is the shortest phase of the cell cycle?
Mitosis
Gap 1
Synthesis
Gap 2 - Answer Mitosis
Answer: Mitosis is the shortest phase of the cell's life cycle.
Reference: Polovich, M., Olsen, M., & LeFebvre, K. (Eds.). (2014). Chemotherapy and biotherapy
guidelines and recommendations for practice (4th ed.). Pittsburgh, PA: Oncology Nursing
Society, p. 25.
, synovial fluid.
lymph.
plasma. - Answer myelin sheath.
Answer: Oligodendrocytes are cells that develop and maintain the myelin sheath.
Reference: Yarbro, C.H., Wujcik, D., & Gobel, B.H. (Eds.). (2018). Cancer nursing: Principles and
practice (8th ed.). Burlington, MA: Jones and Bartlett, p. 1368.
A squamous cell carcinoma of the esophagus is most likely to arise from the:
proximal esophagus.
Schatzki's ring.
cricoid cartilage.
abdominal esophagus. - Answer proximal esophagus.
Answer: A squamous cell carcinoma of the esophagus is most likely to arise from the proximal
esophagus.
Reference: Yarbro, C.H., Wujcik, D., & Gobel, B.H. (Eds.). (2018). Cancer nursing: Principles and
practice (8th ed.). Burlington, MA: Jones and Bartlett, p. 1538.
Which of the following techniques is most likely to support healthy communication patterns
between the nurse and a patient?
Eliciting feedback about preferences and experiences
Establishing significant physical distance between
parties
Providing objective and factual information about the treatment plan
