Across
- 3. What cavity is the mediastinum and pleural cavity found in?
- 5. What is oxygen bound to in blood?
- 6. What cavity is the heart found in?
- 8. What in veins keep blood flowing in one direction to prevent back flow?
- 11. The right side of the heart carries what kind of blood?
- 12. The heart is known as the what of the body?
- 13. Cardiac muscle fibers are shaped how?
- 14. What is the largest blood vessel in the body?
- 16. Which arteries carry deoxygenated blood?
- 17. Which pulmonary vessels carry oxygenated blood?
Down
- 1. What are the uppermost chambers of the heart called?
- 2. Which ventricle has the thickest muscular wall?
- 4. The left side of the heart carries what kind of blood?
- 6. What is the thick, muscular wall of the heart called?
- 7. You cannot control your heart beat, which means your heart contracts how?
- 9. What kind of muscle surrounds blood vessels?
- 10. What is the serous membrane around the heart called?
- 14. What blood vessels always travel away from the heart?
- 15. What is the condition where there is a low RBC count?