18 Questions
What is the term for the reflux of urine from the urethra into the bladder?
Urethrovesical reflux
How does an increase in bladder pressure impact urethrovesical reflux?
Causes urine to flow from the bladder into the urethra
Why is urethrovesical reflux more common in postmenopausal women?
Due to increased urethral closure pressure
What is the role of the ureterovesical junction in preventing reflux?
Prevents urine from traveling back into the ureter
In what population is reflux most often noted according to the text?
Young children
What happens if the ureterovesical valve is impaired?
Urine flows from the bladder into the kidneys
What term is used to describe an obstruction to free-flowing urine caused by a backward flow of urine from the urethra into the bladder?
Urethrovesical reflux
What effect does an increase in bladder pressure have on urethrovesical reflux?
Forces urine into the bladder
Which anatomical structure prevents urine from traveling back into the ureter from the bladder?
Ureterovesical valve
What can happen if the ureterovesical valve is impaired?
Kidney damage from bacteria
Why is urethrovesical reflux more common in postmenopausal women?
Altered urethral angle and pressure
What condition may result from reflux of urine from the bladder into one or both ureters?
Kidney damage from bacteria
What is the main reason why a clean-catch midstream urine specimen is used for female patients?
To prevent contamination from bacteria in the urethral area
Why is bacteriuria defined as 100,000 colony-forming units (CFU)/mL of urine?
To ensure a significant number of bacteria are present for accurate diagnosis
What is the most common route through which bacteria enter the urinary tract?
Transurethral route (ascending infection)
Why do sexually active women have an increased incidence of UTIs?
Bacteria forced into the bladder during sexual intercourse
What is the primary reason why community-acquired UTIs are more common in women?
Proximity of the anus to the urethral area
How does contamination of urine samples differ between men and women?
Men experience less frequent contamination due to a shorter urethra
Learn about the condition of urethrovesical reflux, where urine flows back into the bladder from the urethra. Understand the causes and implications of this condition.
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