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Human: The World Within | Clip | The Digestive System

An introduction to the amazing functions of the human body's digestive system. Our continued survival as individuals and as a species requires energy. And we get that by extracting nutrients from the food we eat. Our digestive system has the job of refining everything we eat into raw power.

S1 E3 | 0:02:06 | AIRED: 5/12/2021 |
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