ONCC Practice Tests (OCN - Oncology Nursing Practice) 2023/2024

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 - correct 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 - correct 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. Oligodendroglial tumors originate from cells that maintain the function of the: myelin sheath. synovial fluid. lymph. plasma. - correct 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. - correct 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.