Opening of ejaculatory duct
Ostium ductus ejaculatorii
Definition
The opening of the ejaculatory duct (Orifice of the ejaculatory duct) refers to the terminal point where each ejaculatory duct opens into the prostatic urethra at the seminal colliculus (verumontanum). There are two such openings, one for each ejaculatory duct, located on either side of the prostatic utricle.
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