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Dartos
The dartos is a layer of smooth muscular fiber outside the external spermatic fascia but below the skin. Sometimes jokingly referred to as King Dartos given the nature of its function in the male specimen. Additional recommended knowledge
Gender differences
FunctionThe tunica dartos acts to regulate the temperature of the testicles, which promotes spermatogenesis. It does this by expanding or contracting to wrinkle the scrotal skin.
The dartos muscle works in conjunction with the cremaster muscle to elevate the testis but should not be confused with the cremasteric reflex. Related termsSome dartos-related terms:
Additional images
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This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Dartos". A list of authors is available in Wikipedia. |