Heart and Lung Circulation

2. this chamber receives oxygen rich blood from the lungs
4. this is the largest artery in your body
9. this chamber sends oxygen poor blood to the lungs
11. this blood vessel travels towards the heart
13. the muscle that pulls our lungs down so they can inflate and relaxes so they can deflate.
15. this is the largest vein in your body
16. veins are represented as this color
17. the wall that separates the right and left ventricle chambers

1. this directs oxygen poor blood to the lungs and oxygen rich blood to the body
2. these organs are where blood cells can receive oxygen
3. this blood vessel travels away from the heart
4. tiny air sacs that hold different gases in the lungs
5. arteries are represented as this color
6. the air we need to survive (inhale)
7. smaller branches that are connected to the bronchi
8. also called your windpipe and found in your throat
10. this blood vessel connects the arteries and veins so that blood cells can switch from one to the other
12. this part of the lung is split into 2 large branches one going to each lung.
14. the air we get rid of as waste (exhale)