The circulatory system is like a delivery service inside your body! It's made up of your heart, blood vessels (like roads!), and blood. The heart pumps the blood, which carries oxygen and nutrients to all parts of your body. Then, it picks up waste and brings it back to be cleaned out. Pretty amazing, right? 😊
This system ensures every cell in your body gets what it needs to keep you healthy and strong! Think of it as the body's super-efficient transportation network. 🚚
Match the words with their meanings:
| Word | Definition |
|---|---|
| 1. Heart | A. Tubes that carry blood |
| 2. Blood Vessels | B. Carries oxygen and nutrients |
| 3. Blood | C. The organ that pumps blood |
| 4. Oxygen | D. The body's cells get energy from it |
| 5. Nutrients | E. Substances that nourish the body |
(Match: 1-C, 2-A, 3-B, 4-D, 5-E)
Fill in the missing words in the paragraph below:
The circulatory system helps to transport __________ and __________ throughout the body. The __________ is the main organ of this system, pumping __________ through __________. This system is very __________ for life.
(Answers: oxygen, nutrients, heart, blood, blood vessels, important)
Why is it important to keep your heart healthy? What are some things you can do to help your circulatory system work well?
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