* Ejaculation is a complex process,requiring coordinated development of nerves, specific muscles and secretion of seminal fluids from the accessory sex glands.
+
* When development of all of these components occurs, ejaculation can take place.
+
* Generally the ability to ejaculate preceeds the ability to produce sufficient spermatozoa to achieve fertilization.
== Age when Spermatozoa First Appear in the Ejaculate ==
== Age when Spermatozoa First Appear in the Ejaculate ==