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English: Complete demonstration of the orgasm process of an adult male. The subject is a 27-year-old healthy circumcised Caucasian male. The video begins with the subject's genitals in a non-aroused flaccid state (0:00). As arousal progresses(0:30), the subject's penis becomes erect, the scrotum tightens and the testicles elevate.
English: Real-time demonstration of the differences between a male ejaculation and orgasm. The subject is a 27-year-old healthy circumcised Caucasian male whose genitals are in a sexually aroused state. At the beginning of the video, the subject experiences simultaneous ejaculation (expulsion of semen) and orgasm (sexual climax).
I declare and certify that I created and made the video " Ejaculation_Educational_Demonstration.ogg myself and that I am the person in the video. I also declare and certify that I am at least 21 years of age or older. I also declare and certify that as of: 05:08, 11 January 2007: 18 s, 320 × 240 (857 KB) Ima learner
Having observed how drops of water falling one by one on a stone gradually created a hollow, he applied the method to the human body. Other suggestions say that the term "Chinese water torture" was invented merely to grant the method a sense of ominous mystery. The victim would be stripped of their clothes, shown to the public, and then tortured.
Coitus interruptus, also known as withdrawal, pulling out or the pull-out method, is an act of birth control during penetrative sexual intercourse, whereby the penis is withdrawn from a vagina prior to ejaculation so that the ejaculate may be directed away in an effort to avoid insemination.
Circumcision surgical procedure in males involves either a conventional "cut and stitch" surgical procedure or use of a circumcision instrument or device.In the newborn period (less than 2 months of age), almost all circumcisions are done by generalist practitioners using one of three surgical instruments.
In numerical analysis, Halley's method is a root-finding algorithm used for functions of one real variable with a continuous second derivative. Edmond Halley was an English mathematician and astronomer who introduced the method now called by his name. The algorithm is second in the class of Householder's methods, after Newton's method.
In mathematics and physics, the plate trick, also known as Dirac's string trick (after Paul Dirac, who introduced and popularized it), [1] [2] the belt trick, or the Balinese cup trick (it appears in the Balinese candle dance), is any of several demonstrations of the idea that rotating an object with strings attached to it by 360 degrees does not return the system to its original state, while ...