You make a documentation error on the Medication Administration Record (MAR). You should:

You make a documentation error on the Medication Administration Record (MAR). You should:

A 37-year-old man complains of chest pain after meals. He says this pain has gone on for a few months and gets only minimal relief from antacid tablets. The physician prescribes a drug that will decrease the amount of acid secreted by binding to and inhibiting an ATPase on the lumenal surface of parietal cells. Which of the following drugs works by this mechanism?

A 42-year-old woman with irritable bowel syndrome with diarrhea predominance presents to her primary care physician for treatment. The physician suggests an exercise regimen, dietary modifications, and a bulk laxative. The likely mechanism of action of this agent would involve which of the following?

A 43-year-old woman with recurrent urinary tract infections who is usually sensitive to ciprofloxacin now has three consecutive UTIs in a 4-month period. Each time, the culture and sensitivity reveal resistance to ciprofloxacin. What is the most likely source of resistance?

A 16-year-old boy with cystic fibrosis undergoes many types of treatments intended to loosen and thin the mucus obstructing his airways in order for him to expel it. He also takes an oral pancreatic enzyme because his pancreas is unable to secrete sufficient amounts because of mucus obstruction. Which of the following medications thins cystic fibrosis mucus by cleaving extracellular DNA?