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![Your Heart & Circulatory System - KidsHealth - the Web's most visited site about children's health](https://www.iarticlesnet.com/pub/img/site/s_05.jpeg)
Your Heart & Circulatory System - KidsHealth - the Web's most visited site about children's health
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日期:2024-07-11
Your heart is a hard-working muscle. Find out more in this article for kids. ... It's Great to Circulate You probably guessed that the blood just doesn't slosh around your body once it leaves the heart. It moves through many tubes called arteries and vein...看更多