ATI LPN
Pharmacology and the Nursing Process 10th Edition Test Bank
Chapter 51 : Bowel Disorder Drugs Questions
Question 1 of 5
A patient wants to prevent problems with constipation and asks the nurse for advice about which type of laxative is safe to use for this purpose. Which class of laxative is considered safe to use on a long-term basis?
Correct Answer: B
Rationale: Bulk-forming laxatives are the only laxatives recommended for long-term use. Stimulant laxatives are the most likely of all the laxative classes to cause dependence. The other options are incorrect.
Question 2 of 5
When administering mineral oil, the nurse recognizes that it can interfere with the absorption of which substance?
Correct Answer: A
Rationale: Mineral oil can decrease the absorption of fat-soluble vitamins (A, D, E, and K). The other options are incorrect.
Question 3 of 5
The nurse is reviewing the mechanism of action of antidiarrheal drugs. Which type of antidiarrheal medication works by decreasing the intestinal muscle tone and peristalsis of the intestines?
Correct Answer: B
Rationale: Anticholinergic drugs work to slow peristalsis by reducing the rhythmic contractions and the smooth muscle tone of the gastrointestinal tract. The other options are incorrect.
Question 4 of 5
The nurse is discussing the use of adsorbents such as bismuth subsalicylate with a patient who has diarrhea. The nurse will warn the patient about which possible adverse effects?
Correct Answer: A
Rationale: Dark stools and blue gums are two of the possible adverse effects of bismuth subsalicylate. The other adverse effects listed may occur with the use of other antidiarrheal drugs.
Question 5 of 5
A patient who has been on antibiotic therapy for 2 weeks has developed persistent diarrhea. The nurse expects which medication class to be ordered to treat this diarrhea?
Correct Answer: D
Rationale: Probiotics work by replenishing bacteria that may have been destroyed by antibiotic therapy, thus restoring the balance of normal flora and suppressing the growth of diarrhea-causing bacteria.