Cardiovascular system

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Across
  1. 1. The five different types of WBC's are monocytes, __________, lymphocytes, eosinophils and basophils.
  2. 3. This iron containing pigment makes RBC's appear red.
  3. 5. The formed elements of blood are leukocytes, ______, platelets.
  4. 8. the right atrium via the coronary ________.
  5. 9. Arteries consist of two main types, __________ and muscular
  6. 11. Circulation that supplies the muscles of the heart.
  7. 12. Whole blood consists of WBC, RBC, platelets and ______.
  8. 13. Venous blood from the heart muscle itself drains
  9. 14. Plasma proteins are mostly formed in the ________.
Down
  1. 2. Veins and arteries are made up of 3 layers called ______.
  2. 4. The double walled sac enclosing the heart.
  3. 6. The largest blood vessel of the body.
  4. 7. Blood vessels that return blood to the heart.
  5. 10. The smallest blood vessel.