The Cardiovascular System

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Learn the vocabulary of the cardiovascular system by completing this crossword puzzle.
Crossword Hints
  1. Receives blood from veins
  2. Send blood to arteries
  3. Outside layer of the heart made of connective tissue and collagen
  4. Cardiac muscle intertwined for contractility
  5. Endo thelial cells that line the heart lumen
  6. Transports wastes through the bloodstream
  7. Carries oxygen in the red blood cell
  8. Cell fragments that aid in clotting
  9. Material which contains cholesterol and builds up on the artery wall