The Body Invaders: Digestion

The Body Invaders: Digestion

Discovery Home and Health  |  August 27, 2010

Kat Carney takes viewers on a tour down the digestive tract, a 24-foot long tube that's absolutely essential to life and witnesses a colonoscopy.

Kat Carney takes viewers on a tour down the digestive tract, a 24-foot long tube that's absolutely essential to life and witnesses a colonoscopy.

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