Chapter 8 The Heart and Blood Vessels

Edit Answers
123456789101112131415
Across
  1. 1. One complete contraction and relaxation of the heart
  2. 3. return blood to the heart
  3. 5. muscular partition that separates the left and right side of the heart
  4. 6. middle and largest layer of the heart composed of cardiac muscle
  5. 10. valves located between the ventricles and the 2 major arteries
  6. 12. ballooning type of blood vessel
  7. 14. band of smooth muscle that controls blood flow into individual capillaries
  8. 15. period in the cardiac cycle when a heart chamber is relaxed
Down
  1. 2. balloning or bulging or the arterial wall, can be fatal
  2. 4. period when either the ventricles or the atria are contracting
  3. 7. smallest of the arterial blood vessels, supply the capillaries
  4. 8. Carry blood away from the heart
  5. 9. One of the 2 chambers that receive blood from an atrium and pumps it into an artery
  6. 11. one of the 2 arteries of the heart leading to the capillaries that supply blood to the cardiac muscle
  7. 13. one of the 2 chambers of the heart that receive blood from veins and delivery it to the ventricles