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In this lesson, you'll learn about the amazing circulatory system! You'll discover how the heart works like a pump to move blood all around your body. Weβll explore the different types of blood vessels: arteries carry blood away from the heart, veins bring it back, and tiny capillaries connect them. Youβll also find out what blood is made of and how it helps deliver oxygen and nutrients to your cells while taking away waste. By the end, you'll understand why this system is so important for keeping you healthy!
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