Reproductive System

Male Reproductive System

What is semen?

Semen (from the Latin, meaning “seed”) is the combination of the secretions of the accessory glands and sperm. The composition of the seminal fluid is:

Secretions from the seminal vesicles: 60 percent

Secretions from the prostate: 30 percent

Secretions from the epididymis: 5 percent

Secretions from the bulbourethral glands: less than 5 percent

Sperm: about 1 percent.


This is a web preview of the "The Handy Anatomy Answer Book" app. Many features only work on your mobile device. If you like what you see, we hope you will consider buying. Get the App