A nurse is teaching a client about the manifestations of urinary tract infection. Which of the following tests is needed to determine which microorganism is causing the infection?
Blood creatinine
Blood culture
Urine culture and sensitivity
Complete Blood Count (CBC)
The Correct Answer is C
A. Incorrect – Blood creatinine: Measures kidney function but does not diagnose UTIs or identify the causative organism.
B. Incorrect – Blood culture: Used to detect bacteria in the bloodstream (e.g., sepsis) but does not identify a UTI-causing pathogen.
C. Correct – Urine culture and sensitivity: This test identifies the specific bacteria causing the UTI and determines which antibiotics will be most effective for treatment.
D. Incorrect – Complete Blood Count (CBC): Can show elevated WBCs, indicating infection, but does not determine the pathogen.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. Incorrect: Achilles tendon rupture is not a complication of trimethoprim-sulfamethoxazole.
B. Incorrect: Abstinence syndrome (withdrawal symptoms) occurs with opioid dependence, not antibiotics.
C. Incorrect: Hypokalemia is not associated with this medication.
D. Correct: Trimethoprim can cause hyperkalemia by decreasing potassium excretion, especially in older adults or those with kidney disease.
Correct Answer is B
Explanation
A. Incorrect: Stopping antibiotics early can lead to incomplete eradication of the infection and resistance.
B. Correct: Clients should always complete the full prescribed course of antibiotics to ensure the infection is fully treated and to prevent resistance.
C. Incorrect: Clients should abstain from sexual activity or use protection to prevent reinfection or transmission of the STI.
D. Incorrect: Metronidazole is an antibacterial and antiprotozoal drug, not an antiviral. It does not affect hormonal contraception, but alcohol consumption should be avoided while taking it.
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