Circulatory System
Across
- 1. (2WDS) tubelike structures that carry blood throughout the body
- 3. red blood cells
- 4. valves located between the atrial and ventricular chambers on each side of the heart
- 6. Divides the right and left chambers of the heart
- 12. (3WDS) receives blood from lower limbs and abdominal organs and empties into the posterior part of the right atrium of the heart
- 14. Blood vessels that carry blood away from the heart
- 15. a valve consisting of three triangular membranous flaps
- 16. site of exchange of chemicals and water between the blood and the tissues.
- 17. Connective tissue made of plasma, erythrocytes, leukocytes, and platelets
- 18. each of the two top chambers in the heart that receives blood into the heart
- 19. Thick middle muscle layer of the heart
Down
- 2. (3WDS) receives blood from the head and arms and chest and empties into the right atrium of the heart
- 5. also known as the mitral valve
- 7. Fluid portion of blood
- 8. thrombocytes
- 9. Blood vessels that carry blood back to the heart
- 10. membranous sac enclosing the heart
- 11. the two lower chambers of the heart
- 13. white blood cells
- 16. arteries that supply blood to the heart muscle