urethra

The fibromuscular tubular canal through which urine is discharged from the bladder to the exterior via the external urinary meatus; in males, the urethra is joined by the ejaculatory ducts and serves as a passageway for semen during ejaculation, as well as a canal for urine during voiding; in females, the urethra is shorter and emerges above the vaginal opening.

类型 Muscle
身体系统 Urinary
上级结构 organ
FMA ID 19667

下级结构

female urethra Organ male urethra Organ

常见问题

What is the urethra?
The fibromuscular tubular canal through which urine is discharged from the bladder to the exterior via the external urinary meatus; in males, the urethra is joined by the ejaculatory ducts and serves as a passageway for semen during ejaculation, as well as a canal for urine during voiding; in female
What body system is the urethra part of?
The urethra is part of the Urinary.

相关结构

urethral opening urethral orifice embryonic cloaca cloaca primitive urogenital sinus fetal UGS urothelium epithelium transitionale renal pelvis kidney pelvis urinary bladder bladder lamina propria of ureter lamina propria mucosa of ureter ureterovesical junction vesico-ureteral junction

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