External urethral orifice (male)
From Wikipedia, the free encyclopedia
| External urethral orifice (male) | |
|---|---|
| Structure of the penis. | |
| Male urethra. | |
| Latin | orificium urethræ externum |
| Gray's | subject #256 1235 |
| Dorlands/Elsevier | o_06/12596415 |
The external urethral orifice is the most contracted part of the urethra; it is a vertical slit, about 6 mm. long, bounded on either side by two small labia.
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| Male reproductive system |
|---|
| Scrotum : layers (skin, Dartos, External spermatic fascia, Cremaster, Internal spermatic fascia) | Perineal raphe | Spermatic cord
Testes: layers (Tunica vaginalis, Tunica albuginea), Appendix, Mediastinum, Lobules, Septa, Leydig cell, Sertoli cell, Blood-testis barrier Spermatogenesis: Spermatogonium, Spermatocyte, Spermatid, Spermatozoon seminal tract: Seminiferous tubules (Tubuli seminiferi recti, Rete testis, Efferent ducts) | Epididymis (Appendix) | Vas deferens | Ejaculatory duct Seminal colliculus urinary tract: Internal urethral orifice | Urethra (Prostatic, Intermediate, Spongy) | Urethral crest | Urethral gland | External urethral orifice Penis: Corpus cavernosum | Corpus spongiosum | Navicular fossa of male urethra | Glans penis | Fundiform ligament | Suspensory ligament | Foreskin | Frenulum accessory glands: Seminal vesicles (Excretory duct of seminal gland) | Prostate (Prostatic utricle, Prostatic sinus) | Bulbourethral glands |


