A new book in A&L's PREP series, this is comprehensive in coverage and prepares students for the Dental Assistant National Board Certification Exam. Hundreds of exam-type questions cover all the key subjects on th e exam. Each chapter presents a brief synopsis of the subject, exam-type questions, answers with paragraph length explanations, and a bibliography for additional current reference sources. Dental assistant and students preparing to cert ify in any of the six certification exams.