Prostatic sinus

Prostatic sinus
Vesiculae seminales and ampullæ of ductus deferentes, seen from the front.
Dissection of the prostate showing the prostatic urethra. The prostatic ducts are seen opening into the prostatic sinus (unlabeled), which lies on either side of the urethral crest and seminal colliculus.
Details
Identifiers
Latin	sinus prostaticus
Dorlands /Elsevier	s_12/12739135
TA	A09.4.02.010
FMA	19604
Anatomical terminology []

On either side of the urethral crest is a slightly depressed fossa, the prostatic sinus, the floor of which is perforated by numerous apertures, the orifices of the prostatic ducts from the lateral lobes of the prostate.

This article incorporates text in the public domain from the 20th edition of Gray's Anatomy (1918)