However, not a lot of research has been conducted about the female orgasm and the physical and emotional changes which accompany it are not properly understood. Prolactin is four times greater after coitusinduced orgasm compared to masturbation , suggesting more satisfaction for coitus. Purpose of the female orgasm- purely pleasure or assisting reproduction? For example, some have suggested that the pleasure women experience when they orgasm leads them to have sex more frequently, and therefore increase their chances of conception. Objective techniques for measuring the female orgasm use physical and hormonal changes as indicators of when an orgasm begins and ends. Georgian Medical News Recent years have seen a flurry of studies by these real-life Masters of Sex, and they are finally getting some answers.
What happens in the brain during an orgasm?
The Central Mechanisms of Sexual Function by Irwin Goldstein, MD The management of erectile dysfunction ED has changed dramatically in recent years, as advances in molecular biology have given us a better understanding of the erectile process as well as the pathophysiology of erectile disorders. In younger people, it most commonly results from neck flexion. It requires a higher degree of coordination and interaction between nerves, the penis, and the brain. The Journal of Spinal Cord Medicine. This is the Consumer Version. The lumbosacral spinal cord, however, starts at about T9 and continues only to L2.
Spinal Cord - Brain, Spinal Cord, and Nerve Disorders - Merck Manuals Consumer Version
But until recently, we had no way of knowing exactly what was happening in the brain at the exact moment of orgasm. The interface between the first and second vertebra is called the atlanto-axis junction. This discovery may have important implications for people who take drugs that enhance levels of serotonin, such as the selective serotonin reuptake inhibitors SSRIs that are used to treat depression and other mental health disorders. Observations of men and laboratory animals with spinal cord damage indicate that when the brain is disconnected from the erection-generating center in the spinal cord, erections generally occur more often and with less tactile stimulation than before the injury.
Spinal Cord Injury Levels & Classification
Description: Studies in men with severe or complete spinal cord injury have demonstrated that many men were able to achieve erections and engage in vaginal penetration even though their injuries left them unable to control other bodily functions. The spinal cord is a long, fragile tubelike structure that begins at the end of the brain stem and continues down almost to the bottom of the spine. Reflexogenic erections from touch are possible in most men at this level of injury; however, psychogenic erections from arousing thoughts, sights, or sounds are not usually possible. Coolen LM et al. Holstege G et al.