Test bank pharmacology clear and simple a guide to drug classifications and dosage calculations by cynthia watkins

1. A nurse working in radiology administers iodine to a patient who is having acomputed tomography (CT) scan. The nurse working on the oncology unit administers chemotherapy to patients who have cancer. At the Public HealthDepartment, a nurse administers a measles-mumps-rubella (MMR) vaccine to a 14-month-old child as a routine immunization. Which branch of pharmacology best describes the actions of all three nurses? A) Pharmacoeconomics B) Pharmacotherapeutics C) Pharmacodynamics D) Pharmacokinetics Ans: B Feedback: Pharmacology is the study of the biologic effects of chemicals. Nurses are involved with clinical pharmacology or pharmacotherapeutics, which is a branch of pharmacology that deals with the uses of drugs to treat, prevent, and diagnose disease. The radiology nurse is administering a drug to help diagnose a disease. The oncology nurse is administering a drug to help treata disease. Pharmacoeconomics includes any costs involved in drug therapy.Pharmacodynamics involves how a drug affects the body and pharmacokinetics is how the body acts on the body. 2. A physician has ordered intramuscular (IM) injections of morphine, a narcotic, every 4 hours as needed for pain in a motor vehicle accident victim. The nurse is aware this drug has a high abuse potential. Under what category would morphine be classified? A) Schedule I B) Schedule II C) Schedule III D) Schedule IV Ans: B