Bulbourethral gland

Glandula bulbourethralis

ReproductiveGlandsPelvisLeft and right

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Shown on the male body.

What it is
Pea-sized gland (Cowper's gland) in the deep perineal pouch beside the membranous urethra; its 2–3 cm duct opens into the spongy urethra in the bulb.
Function
Releases clear mucus (pre-ejaculate) on arousal that lubricates the urethra and neutralises traces of acidic urine.
Size
About 1 cm across.
Clinical note
The female counterpart is the greater vestibular (Bartholin's) gland.