External urethral orifice
External urethral orifice - Definition
It is the name given to the outer urethral aperture in men as well as in women. The urine passes out of this opening at the time of urination.
External urethral orifice - Appearance
The aperture is typically located at the tip of the penis in males. In male body, it looks like a vertical slit. It is bound by two tiny labia-shaped protuberances on either side. In some men, the aperture may appear more round in appearance. This may occur naturally or as a result of excessive skin removal at the time of circumcision.
External urethral orifice - Functions
This opening performs two-fold functions in males; it helps in urination as well as in ejaculation of sperms. It assists in the single function of urination in females.
External urethral orifice - Disorders
The structure can be affected by a variety of problems and also be affected by several malformations. Epispadias refers to a congenial misplacement of this structure in which the aperture is found to be located in the dorsum. Another misplacement deformity is Hyposadias in which the aperture is located beneath the penis.
External urethral orifice - Pictures
The images provided here let you a glimpse of the structure in men.
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