Ejaculation wiki

From Wiktionary, the free dictionary. But why do you ask? Is it possible that—".

Ejaculation is the ejecting of semen from the penis , and is usually accompanied by male orgasm. It is usually the result of sexual stimulation. Rarely, it is due to prostatic disease. Ejaculation may occur spontaneously during sleep a nocturnal emission. Anejaculation is the condition of being unable to ejaculate. Ejaculation has two phases: emission and ejaculation proper.

Ejaculation wiki

Ejaculation is the discharge of semen the ejaculate ; normally containing sperm from the male reproductive tract. It is normally linked with orgasm , which involves involuntary contractions of the pelvic floor. It is the final stage and natural objective of male sexual stimulation , and an essential component of natural conception. Ejaculation can occur spontaneously during sleep , and is a normal part of human sexual development a nocturnal emission or "wet dream". In rare cases, ejaculation occurs because of prostatic disease. Anejaculation is the condition of being unable to ejaculate. Ejaculation is normally intensely pleasurable for men; dysejaculation is an ejaculation that is painful or uncomfortable. Retrograde ejaculation is the condition where semen travels backwards into the bladder rather than out of the urethra. The normal precursor to ejaculation is sexual arousal of the male, leading to the erection of the penis , though not all arousals or erections lead to ejaculation, and ejaculation does not require erection. Penile sexual stimulation during masturbation or vaginal , anal , oral , manual , or non-penetrative sexual activity may provide the necessary stimulus for a man to achieve orgasm and ejaculation. With regard to intravaginal ejaculation latency , men typically reach orgasm five to seven minutes after the start of penile-vaginal intercourse , taking into account their desire and that of their partners, but 10 minutes is also a common intravaginal ejaculation latency. Infectious agents including HIV can be present in pre-ejaculate. Once the penis has achieved sufficient stimulation for the man to reach orgasm, ejaculation begins.

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Behavioural endocrinology addresses the changes in perception, cognition and behaviour brought about by hormones. Ejaculation is linked to substantial changes in hormones and leads to complex modifications in behaviour. Increased testosterone levels have been found to be associated with higher levels of aggression, higher sex drive and altered decision-making. The present study investigated how the physiological changes brought about by ejaculation affect the assessment of attractiveness of female faces. Eighteen heterosexual men made their assesments before and thirteen after they made a sperm donation, saliva was collected at both times.

Ejaculation is the discharge of semen the ejaculate ; normally containing sperm from the male reproductive tract. It is normally linked with orgasm , which involves involuntary contractions of the pelvic floor. It is the final stage and natural objective of male sexual stimulation , and an essential component of natural conception. Ejaculation can occur spontaneously during sleep , and is a normal part of human sexual development a nocturnal emission or "wet dream". In rare cases, ejaculation occurs because of prostatic disease. Anejaculation is the condition of being unable to ejaculate.

Ejaculation wiki

Category : Male ejaculation. Please note that low-quality images with no realistic educational use nor a purpose within the Wikimedia projects may be deleted. For further information, see Commons:Nudity. Deutsch: Samenerguss. English: Ejaculation. Esperanto: Ejakulo.

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Increased testosterone levels have been found to be associated with higher levels of aggression, higher sex drive and altered decision-making. Cookies make wikiHow better. You should always contact your doctor or other qualified healthcare professional before starting, changing, or stopping any kind of health treatment. Sexual addiction acts and behaviors can be performed without orgasm or ejaculation. In fact, testes are housed outside of the body instead of inside because they need to be able to maintain a lower temperature than A small sample study of seven men showed between 26 and 60 percent of the contractions during orgasm were accompanied by a spurt of semen. Amino acids are the building blocks of proteins. My girlfriend and I have been dating 2 yrs but nothing has come up, so I realize that my sperm don't have pressure. Freebase ID. National Institutes of Health. Perform regular PC muscle exercises.

Federal government websites often end in. The site is secure. Orgasm and ejaculation are two separate physiological processes that are sometimes difficult to distinguish.

Assessment of the electromyographic activity of the bulbocavernosus and ischiocavernosus muscles". Looking to produce more semen or increase your seminal fluid? ISBN Thus, a refractory period is not an unwelcome interruption for sexual activity or a period of "forced full rest" but often a perfect opportunity to turn attention productively to one's sexual partner. However stressful your life is, try to begin to come to grips with the fact that stress is fundamentally unhealthy. Wolves: Behavior, Ecology, and Conservation. Store norske leksikon. Nieschlag, Hermann M. Nuovo soggettario. Neural activation following sexual behavior in the male and female rat brain.