The sexual response cycle is the sequence of events that happens physiologically when we become sexually aroused. It is divided up into four phases: excitement, plateau, orgasm, and resolution. This cycle is characterized by vasocongestion and myotonia. Vasocongestion in men causes the erection of the penis and, in women, the vaginal area to swell. The nipples and even the earlobes may swell also. Muscle tension is known as myotonia; this causes spasms in the hands and feet and causes facial grimaces and then the spasms of orgasm.
The first phase in the sexual response cycle is called excitement. In women, lubrication occurs in the vaginal lining. This usually begins between 10 and 30 seconds after erotic stimulation. This lubrication is in part due to an increase in blood flow in the vaginal tissues. In both men and women the nipples may become erect and the heart rate, blood pressure, and breathing occur at an accelerated rate. This stage may last anywhere from a few minutes......

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Title: Sexual Response Cycle
Approximate Word Count: 1072
Approximate Pages: 5 (250 words per double-spaced page)

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