Semen
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Semen, also known as seminal fluid, is a bodily fluid that contains spermatozoa from the male gonads of animals. In humans and placental mammals, seminal fluid is ejaculated through the penis via the
Spermatozoa, in this case human, are a primary component of normal semen, and the agents of fertilization of female ova.
Human semen in a Petri dish
Semen stain on carpet observed with and without ultraviolet light
Ejaculatory duct
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The ejaculatory ducts are paired structures in the male reproductive system. Each ejaculatory duct is formed by the union of the vas deferens with the duct of the seminal vesicle. They pass through th
Semen
…In macropods, semen coagulates and forms a mating plug in the vagina after copulation. During the process of ejaculation, sperm passes through the ejaculatory ducts and mixes with fluids from the seminal vesicles, the prostate, and the bulbourethral glands to form the semen. The seminal vesicles produce a yellowish…
Lobes of prostate