the ability of sperm cells to move along the ductus deferens is due to dartos and cremaster muscles dartos and cremaster

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http://www.easynotecards.com/notecard_set/3484 1. Understand function of dartos and cremaster muscles. Dartos muscle  smooth muscle; wrinkles scrotal skin and pulls scrotum close to body Cremaster  bands of skeletal muscle that elevates testes 2. Know the action that moves the egg and sperm through their respective ducts. Ability of sperm cells to move along the ductus deferens is due to  peristaltic contractions 3. Know testicular cancer, ie recognize in a clinical case on an exam Sign: painless, solid mass in testis Rare; most common cancer in men 15-35 **Most important risk for testicular cancer in young males is no