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Seminal Vesicles, Prostate Gland and Cowper’s Gland has important role in Male reproductive system.

Seminal Vesicles: This is also known as Seminal Gland. To form Semen, Sperms mixes with a kind of liquide which is hold by this Gland. Location of Seminal Gland is in front of the Rectum, behind the Bladder and above the Prostate Gland.
Prostate Gland: In Male reproductive system, Prostate Gland’s main purpose is to secrete a slightly alkaline fluid that forms a fluid called seminal fluid which carries sperm.During orgasm, the prostate’s mascular glands help to propel the fluid of prostate into the urethra.
Cowper’s Gland: The fluid of Cowper’s Gland which is also known as Bulbourethral Gland secreted just before emission of Semen. The volume of this secretion is so small.