Changes

}}</ref> and discharged from the [[urethra ]] of males. It collects under the [[foreskin]] in the [[preputial sac]] of normal, [[foreskinned]] males where it functions as a lubricant at times of sexual arousal, [[masturbation]] or [[sexual intercourse]]. They are also called the bulbo-urethral glands and are the male equivalent of the Bartholin's Glands.<ref name="cowpers" /a>

}}</ref> The [[vagina]] is normally acidic, so the deposit of pre-ejaculate before the emission of [[semen ]] may change the vaginal environment to promote sperm survival.<ref name=Chudnovskycite>{{REFjournal

Some observers believe that, on average, [[circumcised]] males tend to produce less pre-ejaculate than [[foreskinned]] males, due to loss of sexual sensation received by the autonomic nervous system from the [[ridged band]] , [[frenulum]], and other nerves of the [[foreskin]].