NUR231 Exam Questions with Complete Solutions

NUR231 Exam Questions with Complete Solutions The definition of pharmacology is: a. the study of the formulation of drugs b. the study of farming techniques c. the study of drugs including the actions and effects in living systems d. the study of pharmacy - ANSWER c Useful drugs have which of the following properties and attributes? a. Affinity, toxicity and specificity b. Potency, selectivity and specificity c. Potency, toxicity and efficacy d. Toxicity, efficacy and formulation - ANSWER b Potency refers to: a. a drug's ability to produce effect b. the narrowness of a drug's range of action c. the amount of drug required to produce an effect d. a drug's ability to produce adverse reactions - ANSWER c The approved (generic) name of a drug is: a. a name that is protected by copyright b. a precise description of the drug's chemical composition and molecular structure c. the name used to market the drug d. the official drug name assigned by the manufacturer and approved by local regulatory authority - ANSWER d Drugs are classified by all of the following methods, except: a. clinic use b. chemical formula c. manufacturer d. mechanism of action - ANSWER c Over-the-counter drugs are available: a. in general stores and supermarkets b. from a pharmacy assistant c. with a prescription d. in pharmacies, supermarket and general stores - ANSWER d In what source would you find information about specific drugs relevant to a particular country? a. Pharmacopoeias b. Compendiums c. Encyclopedias d. Formularies - ANSWER a If a drug binds to beta2 adrenoceptors and does not act at any other receptors (even in higher doses), that drug would be described as exhibiting high: a. affinity b. specificity c. selectivity d. potency - ANSWER b Which of the following is not a primary target of drug action? a. carriers b. enzymes c. hormones d. receptors - ANSWER c Type 4 receptors are: a. ligand-gated channels b. G-protein coupled c. nuclear d. kinase linked - ANSWER c Which factor is considered to be a part of the pharmaceutical phase of drug administration? a. dissolution b. absorption c. excretion d. metabolism - ANSWER a The correct sequence of pharmacokinetic phases a drug may pass through: a. administration, inhalation, absorption and excretion b. formulation, absorption, metabolism and excretion c. disintegration, absorption, elimination and expiration d. absorption, distribution, metabolism and excretion - ANSWER d Bioavailability is defined as the: a. proportion of dose reaching the receptor intact b. proportion of dose reaching the system circulation intact c. proportion of dose metabolised by the liver d. proportion of dose excreted by the kidneys - ANSWER b