Male External

Male External - SexualAnatomy MaleExternal o...

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Sexual Anatomy o  Male-External
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Male External Sex Organs The external sexual organs of the human male: Scrotum Testes Penis
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Scrotum Defined ( Scrotal Sac ) External pouch of skin beneath the  penis that contains the testicles. Normally hangs loosely from a man’s abdominal wall. Consists of Two Layers:  Outermost Layer Covering of thin skin that usually is  a darker color than other body skin.  Second Layer Composed of smooth muscle fibers and  connective tissue.
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Scrotum’s primary function is to maintain the  temperature at which the testes most effectively  produce sperm. Average scrotal temperature is lower than body  temperature by approximately 3.1 degrees Centigrade. As the temperature of the testes rises sperm production  decreases. Relatively few nerve endings in the scrotum. 
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This note was uploaded on 01/06/2012 for the course PSYCH 2306 taught by Professor Michaelrose during the Spring '11 term at Collins.

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Male External - SexualAnatomy MaleExternal o...

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