Across
- 4. Large vein crrying deoxygenated blood back to the heart.
- 6. The main artery of the heart carrying oxygenated blood to all parts of the body except the lungs.
- 7. Carry carbon dioxide and waste towards the heart.
- 8. Sends blood to the rest of the body and back to the heart.
- 9. Returns blood from the upper body.
Down
- 1. Returns blood from the lower body.
- 2. Sends the blood from the heart to the lungs and back.
- 3. Very tiny blood vessels connectingthe arteries and veins.
- 5. Control the flow of blood through the heart by opening and closing during contractions.
- 6. Carry oxygen and nutrients away from the heart to the body.