Across
- 2. carries oxygen-rich blood from your heart to your body.
- 4. allows the air that we breathe in through our nostrils to go directly from the tip of the nose into the back of the nose and into the lungs.
- 5. it helps to keep your heart on a stedy beat
- 7. the mechanical motion of pumping blood throughout the rest of the body
- 10. receive blood returning to the heart from the body
- 11. it carries blood and oxygen to the heart and its blue
Down
- 1. pumps blood out of the heart and into either systemic or pulmonary circulation
- 3. it has to parts .
- 6. The leaflets open to let blood move forward through the heart during half of the heartbeat.
- 8. carries blood away from your heart to the rest of your body.
- 9. takes waste products away from your tissues.