The course provides instruction in continuing information in fundamental principles of clinical dental hygiene. Specific topics to be discussed include: dental specialties, dental injuries, rubber dam, periodontal dressing and suture removal, nitrous oxide analgesia, total treatment planning and review and analysis of patient care through written and oral patient case assessments and presentations. Prerequisite: DHYG 201. Corequisite: DHYG 202L. (S)