NCLEX-PN: Pharmacology questions with answers 2024

NCLEX-PN: Pharmacology Pharmacokinetics - correct answer "Study of how drugs are absorbed, distributed, metabolized, and excreted by the body. Elderly, Pt with Liver/Renal DX have difficulty excreting medications, develop drug toxicity." Pharmacodynamics - correct answer "Study of how drugs are used by the body. EX: Oral hypoglycemics, explain how the blood glucose is reduced by stimulating pancreatic beta cells to produce more insulin, making insulin receptor sites more sensitive to insulin, and increasing # of insulin receptor cells. Pt pancreas must produce some insulin." Pharmacotherapeutics - correct answer "Study of how the client responds to the drug. Pt may experience side effects like GI upset from drugs like antibiotics. May cause some discomfort but not severe enough to d/c medication. EX: Demerol causes N/V, but Phenergan given with to prevent discomfort of effects." Anti-Infectives - correct answer Used for the TX of infections, common side effects are GI upset Anti-Hypertensives - correct answer Lower BP and increase blood flow to the myocardium. Common side effects are specific to the type RX. Antidiarrheals - correct answer Decrease gastric motility and reduce water content in the intestinal tract. Side effects include bloating and gas.