Prepare for success on the OCN® Exam with the definitive Q&A review from the Oncology Nursing Society! Based on the latest test blueprint for the OCN® Exam, this study guide is the only question-and-answer review developed in collaboration with the Oncology Nursing Society. Chapters correspond to the chapters in the Core Curriculum for Oncology Nursing, 7th Edition, and practice questions match the format and Test Plan for the OCN® Exam. Detailed rationales are provided for both correct and incorrect answers, reinforcing your understanding of oncology nursing. A new companion Evolve website includes all of the Study Guide content in a fully interactive quizzing engine that simulates an actual OCN® Exam in either Study Mode (with immediate question feedback) or Exam Mode (with feedback only at the end of the simulated exam). Choose the definitive Q&A study resource for OCN® certification! UNIQUE! The only Q&A review book developed in collaboration with and endorsed by the Oncology Nursing Society. UNIQUE! In-depth Q&A review reflects the latest OCN® Test Plan and essential content from the Core Curriculum for Oncology Nursing, including the full continuum of cancer care, the scientific basis for practice, palliation of symptoms, oncologic emergencies, and professional performance. More than 1,000 review questions are written by OCN®-certified experts to ensure high quality and consistency with the ONS Core Curriculum and OCN® Exam, with a strong emphasis on patient safety and quality care. Answer Key includes detailed rationales for correct and incorrect responses. NEW! Updated content reflects the exam blueprint for the 2022 OCN® Examination, along with the latest research evidence and important changes in cancer treatment and related nursing care. NEW! Fully interactive quizzing engine on a new Evolve website includes all of the Study Guide content, simulating an actual OCN® Exam in either Study Mode (with immediate question feedback) or Exam Mode (with feedback only at the end of the simulated exam).