10.07.2015 Views

The Reproductive System: Part A - Next2Eden

The Reproductive System: Part A - Next2Eden

The Reproductive System: Part A - Next2Eden

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<strong>The</strong> Penis• External anatomy includes section of urethracalled spongy urethra and three cylindricalbodies of erectile tissue (spongy network ofconnective tissue and smooth muscle withvascular spaces)• Corpus spongiosum surrounds the urethra andexpands to form the glans• Corpora cavernosa are paired dorsal erectilebodies• Erection: erectile tissue fills with blood,causing the penis to enlarge and become rigidCopyright © 2010 Pearson Education, Inc.

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