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(Netter Basic Science) Frank H. Netter - Atlas of Human Anatomy-Elsevier (2018)

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Urethra

6

Prostatic

urethra

Internal

urethral

sphincter

muscle

Prostate

gland

Prostatic sinuses

Prostatic utricle

Trigone of

urinary bladder

Uvula of bladder

Urethral crest

Openings of

prostatic ducts

Membranous

urethra

Bulbous

portion

External urethral

sphincter muscle

Bulb of penis

Crus of penis

Openings of

ejaculatory ducts

Bulbourethral

(Cowper’s) gland

Corpus cavernosum

Tunica albuginea

Openings of bulbourethral

ducts

Spongy (cavernous) urethra

Pendulous

(penile)

portion

Corpus spongiosum

Tunica albuginea

Deep artery of penis

Intercavernous septum

of deep (Buck’s) fascia

Urethral lacunae (of Morgagni)

and urethral glands (of Littré)

Lacuna magna (inconstant)

Navicular fossa

Glans penis

External urethral orifice

Roof of

urethra

Floor of

urethra

Perineum and External Genitalia: Male Plate 367

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