Circulatory System

12345678910
Across
  1. 6. circulation that flows blood through the heart to the lungs and back to the heart
  2. 7. microscopic blood vessels that connect arteries and veins
  3. 9. blood vessels that move blood toward the heart
  4. 10. blood vessels that move blood away from the heart
Down
  1. 1. circulation that flows blood to the tissues of the heart
  2. 2. the liquid portion of blood, consisting of mostly water
  3. 3. circulation that flows oxygen-rich blood to all of your organs and body tissues
  4. 4. a powerful organ that is situated between the lungs and ribcage
  5. 5. irregular cell fragments that help clot blood
  6. 8. The heart has _______ chambers