Circulatory system
Did you know that the average adult has about 60,000 miles (95,500 kilometers) of blood vessels? Blood flows through the body in two circuits, or pathways, that begin and end at the heart. Discover more fascinating facts in Circulatory System, a title in the Body Systems series. Each title in Body S...
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| Format: | EBOOK |
| Other Format: | BOOK |
| Language: | ENGLISH |
| Published: |
Lightbox Learning Inc
2020
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| Series: | Body systems |
| Subjects: |