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== Age at First Ejaculation ==
 
== Age at First Ejaculation ==
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* Ejaculation is a complex process,requiring coordinated development of nerves, specific muscles and secretion of seminal fluids from the accessory sex glands.
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* When development of all of these components occurs, ejaculation can take place.
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* 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 ==
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