Across
- 3. is a large vein carrying deoxygenated blood back to the heart.
- 6. blue-carrying carbon dioxide towards the heart.
- 7. sends blood from the heart to the lungs and back.
- 8. red-carrying oxygen and nutrients away from the heart to the body.
- 9. returns blood from the upper body.
- 10. is a muscular organ about the size of a fist. It is located just behind and slightly left of the breastbone.it pumps blood through a network of arteries, veins, and capillaries.
- 11. system that transports oxygen and nutrients throughout the body and carries carbon dioxide and waste to the lungs.
Down
- 1. returns blood from the lower body.
- 2. are very tiny blood vessels connecting the arteries and veins.
- 4. (air sacs) of the lungs.
- 5. sends blood to the rest of the body and back to the heart.
- 8. is the main artery of the heart carrying oxygenated blood to all parts of the body except the lungs.