Test Bank For Roachs Introductory Clinical Pharmacology, 11th Edition Susan M.Ford. A nursing instructor is preparing a teaching plan for a group of nursing students about pharmacology. When describing this topic, the instructor would focus the discussion on which of the following as an essential aspect? A) Drug name B) Drug class C) Drug action D) Drug source Ans: C Feedback: Pharmacology is the study of drugs and their action on living organisms. Thus, an essential aspect of pharmaco...