Psychology of sex - Total No. of Records in System :: 2032

THEEBIOLOGY OF SEXneedless anxiety to nervous persons. There is also anincreasedsecretion by the kidneys and probably by theglands throughout the body generally.Detumescence culminates in motor activity. This activityis of the essence of the impulse of detumescence, becausewithout it the sperrn-cells could not be effectivelybrought Into the neighborhood of the germ-cell and bepropelled into the womb. This activity is general as wellas specifically sexual. There is a tendency to more or lessinvoluntary movement, without any increase of voluntarymuscular po^wer, \vhich is, indeed, decreased. The tendencyto diffused activity of involuntary muscle is illustratedby the contraction of the bladder associated withdetumescence. "While this occurs in both sexes, in menerection usually produces a mechanical impediment toany evacuation of the bladder. In women there may benot onlya desire to urinate but, occasionally, actualurination. The tendency to trembling, constriction of thethroat, sneezing, emission of internal gas, and the othersimilar phenomena occasionally associated with detumescence,are like\vise due to diffusion of the motor disturbance.More important, and more purposive though involuntary,are the specifically sexual muscular movements.From the very "beginning of detumescence, this muscularactivity makes itself felt. In the male these movements arefairly obvious and fairly simple. It is required that thesemen should be expressed from the vesiculae seminales,propelled along the urethra, in combination with theprostatic fluid which is equally essential, and finallyejected with a certain amount o force from the urethralorifice. Normally tinder the influence of the stimulationfurnished by the contact and friction of the vagina, thisprocess is effectively carried out, mainly by the rhythmic