This multimedia CD-ROM with accompanying technical manual is the only instructional resource designed to teach dental hygiene students and practitioners the basic theory and skills for administering local anesthesia and nitrous oxide. The CD-ROM delivers up-to-date, easy-to-understand information on local anesthetic agents, injections, health history evaluation, potential complications, risk management, and nitrous oxide sedation, with video clips that show how to properly administer local anesthesia and nitrous oxide. The manual summarizes pertinent information from the CD-ROM in charts and tables for quick clinical reference. Questions, quizzes, and learning activities help students review essential facts and apply their knowledge. Note: This software is not compatible with current Apple operating systems.