Heart

2. The organs in your chest that bring oxygen into your body when you breathe in.
4. VESSELS Tiny tubes in your body that blood travels through, like roads for blood.
5. To push something, like blood, from one place to another; this is what the heart does.
7. Very thin, tiny blood vessels where oxygen and nutrients move into your body’s cells.
11. Moving your body on purpose, like running or jumping, to make your heart stronger and healthier.
12. A blood vessel that carries blood back to the heart.
13. One of the four spaces inside the heart where blood comes in or goes out.
14. SYSTEM The body system made of the heart and blood vessels that moves blood around your body.
15. Feeling and being well because you take care of your body, including your heart.
16. A gas in the air that your body needs to live and that blood carries to your cells.
19. A word that describes the heart and blood vessels working together.

1. The red liquid that moves through your body and carries oxygen and nutrients to your cells.
3. The wall of tissue that divides the left and right sides of the heart.
6. The beating feeling you can count in your wrist or neck that shows how fast your heart is beating.
7. The path blood takes as it moves all around your body and back to the heart.
8. A blood vessel that carries blood away from the heart to the rest of the body.
9. A strong muscle in your chest that pumps blood all around your body.
10. One squeeze of the heart as it pumps blood; your heart does this over and over.
17. Good things in food, like vitamins and minerals, that your body needs to grow and stay healthy.
18. A small flap in the heart that opens and closes to keep blood moving in the right direction.