Nokea
A tube that remains in the bladder is an , also known as a double lumen catheter or a Foley catheter.
- A. Straight catheter
- B. Indwelling catheter
- C. Condom catheter
- D. Suprapubic catheter
Correct Answer: B
Rationale: An indwelling catheter, such as a Foley catheter, is designed to remain in the bladder for continuous urine drainage.
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In addition to collecting all urine passed in a 24-hour period, one of the most important steps in obtaining a 24-hour urine sample is to
- A. Have the patient void, discard this urine, note the time, and then begin collecting.
- B. Begin the collection at 8:00 a.m.
- C. Make sure there is a preservative in the collection bottle.
- D. Keep the sample at room temperature.
Correct Answer: A
Rationale: Discarding the first void and noting the time ensures the 24-hour collection period is accurately timed.
If a patient had an order to discontinue a catheter the day after surgery, under what circumstances might you consider delaying doing so until you talk with the physician?
- A. If the patient complained of burning or discomfort because of the catheter
- B. If the patient's output is greater than 50 mL/hr
- C. If the patient's output is less than 30 mL/hr
- D. If the patient's urine is dark amber
Correct Answer: C,D
Rationale: Low urine output (<30 mL/hr) or dark amber urine may indicate inadequate kidney function or dehydration, warranting consultation before catheter removal.
In catheters, the greater the size number, the larger the catheter.
- A. TRUE
- B. FALSE
Correct Answer: A
Rationale: Catheter size is measured in French (Fr) units, where a higher number indicates a larger diameter.
You have just inserted an indwelling catheter in a 56-year-old male patient with urinary retention due to an enlarged prostate. You notice that the drainage bag is filling quickly, with 750 mL of urine almost immediately draining into it. Which of these actions will you take?
- A. Clamp the catheter after 1,000 mL has drained to prevent bladder collapse.
- B. Clamp the catheter after 1,200 mL has drained to prevent hematuria.
- C. Take no action because the patient is tolerating rapid bladder decompression without problems.
- D. Remove the catheter after 1,500 mL has drained and call the health-care provider.
Correct Answer: C
Rationale: Rapid drainage is normal in urinary retention, and no action is needed if the patient is tolerating it without symptoms like pain or hematuria.
An infection in the bladder can spread to the kidneys.
- A. TRUE
- B. FALSE
Correct Answer: A
Rationale: A bladder infection can ascend through the ureters to the kidneys, causing pyelonephritis.