This study guide companion to Mosby's Dental Hygiene: Concepts, Cases, and Competencies, 2nd Edition draws the student in using a friendly question and answer format that explains "how's," "what's," "where's," and "why's" of the content. The answers to these questions tie into features from the main text including the Insight Statement, Learning Outcomes, Case Studies, and Case Applications. Review Questions and answers as well as Critical Thinking Activity Worksheets encourage students to practice their knowledge and skills after reading the text chapter and to prepare for exams. Follows a format consistent with the main text and allows students to become familiar with the pattern and focus on learning the content. A conversational question and answer format makes material less intimidating and immediately demonstrates the benefits of working on the exercises. Frequent references to main text content such as Insight Statement, Learning Outcomes, and Case Study, help student retain the information better through repetition. Critical Thinking Activities help students practice application of concepts to everyday life and reach a better understanding of the dental hygienist's role. Topics to Debate feature challenges students to consider the ethics and proper application of dental hygienist skills to real-life situations they are likely to encounter. Patient Education Links encourage students to access the Internet or Evolve site for additional sources or agencies for more information on topics related to the text. Encourages self-assessment with Process Performance forms that allow students to grade themselves on whether or not they have developed the skills necessary to meet the Learning Outcomes in the chapter. Review questions, answers, and rationales at the end of the study guide help students review material and prepare for boards. Sample forms and patient education handouts provide sample dialogues and questions to ask patients when interacting in the dental office and help students contribute to successful dental hygienist practices.