Which type of enema is typically used to relieve constipation by instilling and retaining fluid for a short period before expelling?
Lactulose Enema
Fleet Enema
Tap water enema
Mineral Enema
The Correct Answer is B
Rationale:
A. Lactulose is usually administered orally to soften stools, not as a short-retention enema.
B. A Fleet enema is a hypertonic solution that draws fluid into the colon, is retained briefly, and promotes rapid evacuation of stool to relieve constipation.
C. Tap water enemas are hypotonic and typically require immediate expulsion, not short retention.
D. Mineral oil enemas are retention enemas, meant to soften stool over a longer period, not for rapid evacuation.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Rationale:
A. Ulcerative colitis always begins in the rectum and progresses proximally, but Crohn’s disease can occur anywhere in the GI tract.
B. Ulcerative colitis and Crohn’s disease are both types of inflammatory bowel disease (IBD) characterized by chronic intestinal inflammation.
C. Surgery may be needed in severe cases, but ulcerative colitis can sometimes be cured with colectomy, while Crohn’s disease is not cured by surgery and tends to recur.
D. Fistulas are common in Crohn’s disease but not in ulcerative colitis.
Correct Answer is B
Explanation
Rationale:
A. High-fiber foods are beneficial for bowel regularity and should not be decreased.
B. Excessive or chronic use of stimulant laxatives like bisacodyl can lead to electrolyte imbalances, dehydration, and dependence.
C. While rectal irritation is possible, electrolyte imbalance is the more significant risk.
D. Irregular bowel movements are common and not necessarily indicative of poor intestinal health.
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