Be prepared to take your national board with this full-length simulation of the NBDH exam. This bestselling resource now reflects the new case-based format of the national exam along with content that covers new guidelines, especially in the areas of infection control and pharmacology. As you prepare and practice for your exam, you will find multiple ways to study with over 60 clinical case studies, and 1,500 plus questions. The accompanying CD-ROM includes an electronic, simulated exam as well as other interactive-review activities, such as crossword puzzles and word finds. Over 60 testlets with accompanying questions, answers, and rationales present hygiene-specific cases that cover the major board topics. Simple, clean layout provides an all-in-one package with an outline format and review questions and answers in every chapter. Clear and accurate illustrations, including many new and photos and line drawings provide additional visual learning. New NBDHE Case Study Format in the form of testlets simulate the NBDH exam testing conditions. Bound-in CD-ROM includes a full, simulated exam with 350 questions, key terms, color images, crossword puzzles, word finds, and more. CD-ROM includes PowerPoint slides with mnemonic devices and references from the text to reinforce key information. Updated coverage in infection control and pharmacology follows the latest CDC guidelines and outlines dental considerations for newer drugs. Expanded use of tables and flow-charts make the content easier to digest, and flow-charts assist in clinical decision-making.