Orgasms Orgasms John R. Ballew, M.S., L.P.C. Orgasm . At the peak of orgasm, a spinal reflex causes smooth muscles around the urethra, penis and prostate into rhythmic contraction in throb after throb, pulse after pulse. Semen spurts out the penis.
Ejaculation generally lasts a few seconds.
Because they tend to happen simultaneously in men, we often think they are the same thing. Understanding that they are not the same thing is the key to exploring ecstatic states. Orgasm doesn t happen just in the pelvis. Studies show changes in brain waves, for instance. Muscles tense and relax, emotions arise.