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Normal male sexual function: emphasis on orgasm and ejaculation.

Amjad Alwaal1, Benjamin N Breyer2, Tom F Lue2

  • 1Department of Urology, King Abdulaziz University, Jeddah, Saudi Arabia; Department of Urology, University of California, San Francisco, California.

Fertility and Sterility
|September 20, 2015
PubMed
Summary
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Orgasm and ejaculation are distinct physiological events. Understanding their complex neurological and hormonal control is key to developing treatments for ejaculatory dysfunction.

Area of Science:

  • Physiology
  • Neuroendocrinology
  • Sexual Medicine

Background:

  • Orgasm and ejaculation are often confused but are separate physiological processes.
  • Ejaculatory dysfunction is a prevalent condition lacking effective cures.
  • Current knowledge of the intricate physiology of orgasm and ejaculation remains incomplete.

Purpose of the Study:

  • To review and synthesize the existing literature on the physiology of orgasm and ejaculation.
  • To elucidate the anatomical and physiological underpinnings of sexual response.
  • To highlight the neuronal, neurochemical, and hormonal mechanisms governing ejaculation.

Main Methods:

  • Comprehensive literature review of published research on orgasm and ejaculation.
  • Synthesis of data concerning the anatomy of sex organs and erection physiology.
Keywords:
Erectile functionejaculationmale sexual functionorgasm

Related Experiment Videos

  • Detailed examination of the physiological processes, including neuronal, neurochemical, and hormonal control of ejaculation.

    • Main Results:

    • Orgasm is characterized by intense pleasure and altered consciousness.
    • Ejaculation is a biphasic process (emission and expulsion) controlled by complex pathways.
    • The review details the anatomical basis and physiological mechanisms of erection, orgasm, and ejaculation.

    Conclusions:

    • A thorough understanding of orgasm and ejaculation physiology is crucial for advancing sexual health.
    • Elucidating these processes can identify potential therapeutic targets for ejaculatory dysfunction.
    • Further research is needed to fully unravel the complexities of male sexual function.