Neurophysiology of orgasm

When you look at the biology, the only model of addiction that makes sense is a disease-based model, and the only attitude towards addicts that makes sense is one of compassion. Connect with me on LinkedIn. These same motor nerves innervate the ischiocavernosus and bulbospongiosus muscles. Desire is a prelude to sexual excitement and sexual activity—it occurs in the mind rather than the body and may not progress to sexual excitement without further physical or mental stimulation. Some drugs cause drowsiness, lethargy, or depression; others interfere with the chemical messengers of the brain that are critical for sexual interest and function.
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Introduction

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Revista Sexología y Sociedad

Ejaculation is a physiological process expressed in the male sexual response of the orgasm and is related to biological, psychological and social factors. In the laboratory they demonstrated a high prevalence of alpha-1 receptor subtypes in the seminal vesicles, and correspondingly from the clinical side, showed healthy men taking tamsulosin had lower volume ejaculate than controls and no sperm was present in their post-ejaculate void Pharmacologic treatment for a variety of conditions can induce retrograde ejaculation in men, with the most common offenders being alpha-receptor antagonists for lower urinary tract symptoms, other sympatholytics for hypertension, antidepressants, and antipsychotics. In diagnosis and history taking, it is important to remember that each dysfunction covered in this lecture can be lifelong has always been present , acquired has not always been present , situational occurs in some situations and not others , or generalized occurs regardless of the situation. The clitoral nerve is an extension of the pudendal nerve that arises from several of the sacral nerves.
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American Urological Association

Emission is due to sympathetic impulses from L1 and L2. Retrograde ejaculation is the flow of semen into the bladder due to an incompletely closed bladder neck. I would like to subscribe to Science X Newsletter. It provides for lubrication and it buffers the acidity with semen of the vagina for an appropriate sperm environment. MOST of the lubrication for coitus is from the female. The result is that penile arterioles dilate and the penile venules constrict.
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Sexual and Relationship Therapy ; 26 4 My driver, not surprisingly, is disappointed. Anorgasmia is a condition in women characterized by a persistent or recurrent delay in or absence of orgasm following a normal sexual excitement or plateau stage. Orgasm can be communicated between partners verbally, through body language, through behavior, or through any of the following physiological changes:. This may be crucial for allowing for a sufficient intensity of experience to trigger the mechanisms of climax. The internal sphincter of the urinary bladder neck remains closed so that the seminal fluid can make it to the penis 6. McCarthy BW, Fucito LM, Integrating medication, realistic expectations, and therapeutic interventions in the treatment of male sexual dysfunction.
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