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Navigate: FAQ Home Page >> Male -- Erections >> Q&A

Posted on:08/24/2009

Question

Sometimes during sex, my testicles shrink or pull in to the point that they are not visible. As soon as I finish or orgasm they drop back to normal. I feel no pain or discomfort.

Answer

That's totally normal. The testicles are suspended on a cord called the spermatic cord. The spermatic cord contains the vas (which carries the sperm), arteries, veins, nerves and muscles. The muscles, known as cremasteric muscles, move the testicles up or down depending on a number of factors. For example, when a man is cold, the testicles pull up to keep warm; when a man is stressed or threatened, the testicles are pulled up for protection. And during orgasm, the muscles contract and the testicles are pulled up.


Answered By:
James Bassett Jr. , M.D.


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