WHAT'S INSIDE: HUMAN BODY

The human body is an amazing structure made up of many fascinating parts and systems. Learn about the human body and how its systems work together.
  • Body Parts
  • Body Systems
FEATURED: HUMAN BODY
How much do you know about the human body?

The respiratory system has several ways to defend itself, including cilia fibers. Learn more about how the respiratory system defends itself from this article.

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Why do some foods give you gas?

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HEALTH: HUMAN BODY
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