Nokea
A three-way catheter is used for continuous bladder irrigation.
- A. TRUE
- B. FALSE
Correct Answer: A
Rationale: A three-way catheter has an additional lumen for irrigation fluid, used in continuous bladder irrigation.
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You are caring for a patient who sustained a spinal cord injury 14 years ago. Two days ago, the health-care provider inserted an indwelling urinary catheter, size 18 Fr, which is to remain in place for several weeks to allow pressure ulcers to heal. The patient has had catheters off and on for many years. You note that urine is leaking around the catheter insertion site and that the patient's meatus is getting red and irritated. Which of the following actions represents the nursing interventions most likely to resolve this situation?
- A. Request medication to calm bladder spasms, which are probably the cause of the leakage.
- B. Obtain an order to remove the current catheter and replace it with a size 22 Fr catheter.
- C. Obtain an order to replace the current catheter with a size 14 Fr catheter.
- D. Obtain an order to remove the current catheter and replace it with a condom catheter.
Correct Answer: C
Rationale: A smaller catheter (14 Fr) may reduce irritation and leakage, as a larger catheter can cause pressure and inflammation at the meatus.
You are delegating the task of monitoring the output of an elderly male patient at risk for oliguria. He has an indwelling catheter in place. Which is the most appropriate direction for you to give to an unlicensed assistant?
- A. Tell me if his urine output decreases.
- B. Keep an eye on his output for me.
- C. Check his output halfway through the shift and let me know the total.
- D. Check his output after 2 hours. If it is not above 60 mL, let me know immediately.
Correct Answer: D
Rationale: Specific instructions to check output every 2 hours and report if it falls below 60 mL ensure timely detection of oliguria, which requires immediate attention.
The kidneys filter waste products from cellular metabolism out of the blood and excrete it in the urine. Which of the following are the three most important waste products to be filtered?
- A. Urea, sodium, and potassium
- B. Creatinine, sodium, and uric acid
- C. Urea, creatinine, and uric acid
- D. Uric acid, sodium, and potassium
Correct Answer: C
Rationale: Urea, creatinine, and uric acid are the primary waste products filtered by the kidneys from the blood.
Bath salts can irritate the urethra, making it more susceptible to infection.
- A. TRUE
- B. FALSE
Correct Answer: A
Rationale: Bath salts can irritate the urethra, increasing susceptibility to infection.
Number in order the path of urine through the urinary system.
- A. Bladder
- B. Urinary meatus
- C. Kidney
- D. Urethra
- E. Ureter
Correct Answer: C,E,A,D,B
Rationale: Urine is produced in the kidney (1), flows through the ureter (2) to the bladder (3), then through the urethra (4) to the urinary meatus (5).