A DVD-ROM comes packaged with every textbook. It provides an interactive study program that allows students to practice answering NCLEX®-style questions with rationales for right and wrong answers. It also contains an audio glossary, animations, videos, skill checklists, and a link to the Companion Website. New to this edition is a dosage calculation module and a software tool for building your own concept maps along with end-of-unit activities for creating concept maps that relate to unit topics.