Infections of the urinary tract are more common in women because their ureters are shorter in length compared to males.

Question

BlackTom AI · Accepted Answer

Female urethra is much shorter than the male urethra, and that shorter urethra—rather than the ureters—explains the higher UTI incidence in women.

1) Relevant knowledge points and concepts
- UTI pathogenesis: most urinary tract infections are ascending infections (urogenital bacteria, commonly Escherichia coli, migrate from the peri‑urethral/perineal area into the bladder).
- Anatomy: the urethra conveys urine from bladder to exterior; the ureters convey urine from kidneys to bladder.
- Typical lengths: female urethra ≈ 3–4 cm; male urethra ≈ 18–20 cm. Ureters in both sexes ≈ 25–30 cm and are internal retroperitoneal structures.

2) Step-by-step reasoning
- The statement claims infections are more common in women because their ureters are shorter.
- Compare structures: ureters are long internal tubes (≈25–30 cm) with peristalsis and a unidirectional ureterovesical junction that resists bacteria ascending from bladder to kidney; their length and physiology are similar in both sexes.
- The clinically relevant lumen-length difference between sexes is in the urethra: bacteria have a much shorter distance to travel from the external perineum to the bladder in women (≈3–4 cm) than in men (≈18–20 cm), making colonization and infection of the bladder far easier in women.

3) Intermediate numerical steps (comparison)
- Female urethra ~3–4 cm vs male urethra ~18–20 cm → distance to bladder is ~5–6× shorter in women.
- Ureters ~25–30 cm in both sexes → no sex-based length difference to account for UTI susceptibility.

4) Why the correct answer is correct
- Because the anatomical difference that matters is urethral length and proximity of the female urethral meatus to the anus/vagina, not the ureters. Thus the statement attributing the difference to ureter length is incorrect.

5) Why the other option is incorrect
- “True” would accept the incorrect causal factor (shorter ureters), but ureter length does not differ between sexes in a way that explains higher female UTI rates.

6) Conclusion
- The correct answer is False, which matches the provided answer.

Infections of the urinary tract are more common in women because their ureters are shorter in length compared to males.判断题

类似问题

Which of the following organs does NOT form the urinary tract?

Question at position 8 Urine flow from the renal pelvis to the urinary bladder is produced by _____.cilia in the uretersperistalsis of the muscles of the ureterssuction from the urinary bladder

Question at position 14 The ureter carries urine from the urinary bladder to the outside of the body.TrueFalse

Beginning with the collecting duct, place the following structures in the order urine flows to exit the body. Collecting Duct Major calyx Minor calyx Renal pelvis Ureter Urethra Urinary bladder

Blood in the urine is called:

The tube that carries urine from the bladder to the outside of the body is the:

Urine leaves the kidney through the:

Urine passes, in the given order, through which of the following stuctures?

更多留学生实用工具

智能学习助手

风格化写作助手

论文查重助手

文献引用助手

课堂转译助手

课堂笔记助手

Quiz搜索助手

学校历年真题

智能刷题助手

智能匹配练习

希望你的学习变得更简单