Which organism or disorder is responsible for many cases of PUD?
Herpes zoster
H. pylori
Candida albicans
Escherichia coli
The Correct Answer is B
A. Herpes zoster: This virus causes shingles, not PUD.
B. H. pylori: This bacterium is the leading cause of PUD, contributing to ulcer formation by damaging the stomach lining and increasing acid production.
C. Candida albicans: This is a fungal infection that causes oral thrush or systemic infections, not PUD.
D. Escherichia coli: This bacterium is associated with gastrointestinal infections and urinary tract infections but not typically PUD.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. Bisacodyl: A stimulant laxative that promotes bowel movements but may not be effective in refractory opioid-induced constipation.
B. Mineral oil: A lubricant that softens stools but does not address the opioid-specific cause of constipation.
C. Methylnaltrexone: A peripherally acting opioid antagonist that specifically targets opioid-induced constipation without affecting pain relief, making it the best option for refractory cases.
D. Docusate: A stool softener that is typically ineffective alone for severe opioid-induced constipation.
Correct Answer is C
Explanation
A. Bright orange: This is not characteristic of bile duct obstruction and may be caused by certain medications like rifampin.
B. Pale yellow: Normal urine color does not indicate bile obstruction.
C. Amber: Bile duct obstruction causes bilirubin to build up in the bloodstream, leading to dark, amber-colored urine.
D. Red: Red urine suggests hematuria (blood in urine), not bile duct obstruction.
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