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Puberty Defining - Anatomy & Physiology (view source)
Revision as of 14:50, 4 September 2008
, 14:50, 4 September 2008→Age when Spermatozoa First Appear in the Ejaculate
== Age when Spermatozoa First Appear in the Ejaculate ==
== Age when Spermatozoa First Appear in the Ejaculate ==
* Males acquire the ability to produce seminal fluid and ejaculate before spermatozoa are available to be ejaculated.
* Males acquire the ability to produce seminal fluid and [[Reproductive_Behaviour_-_Copulatory_Behaviour_-_Anatomy_%26_Physiology#Ejaculation|ejaculate]] before spermatozoa are available to be [[Reproductive_Behaviour_-_Copulatory_Behaviour_-_Anatomy_%26_Physiology#Ejaculation|ejaculated]].
* To determine when spermatozoa first appear, the ejaculate must be collected at least once per week.
* To determine when spermatozoa first appear, the ejaculate must be collected at least once per week.
** Easy to collect using an artificial vagina from the the boar, bull, dog, ram or stallion.
** Easy to collect using an artificial vagina from the the boar, bull, dog, ram or stallion.