Applied Pharmacology for the Dental Hygienist notes

Applied Pharmacology for the Dental Hygienist 8th Edition Haveles Test Bank. A drug is defined as a biologically active substance that can modify a. the environment. b. the pH of tissue. c. cellular function. d. immune response. ANS: C A drug can modify cellular function. A general understanding of drug action allows the dental hygienist to make informed decisions regarding possible drug interactions or adverse reactions for the patient. It is a concern that discarded drugs may be aff...