Body Systems

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Across
  1. 3. abnormally high blood pressure
  2. 5. bacteria, viruses, and other microscopic particles that can make you sick
  3. 6. pressure- force that blood exerts on the walls of the arteries
  4. 9. system- a collection of of organs that transport blood throughout the body
  5. 11. fluid that carries gases, nutrients, and wastes through the body.
  6. 12. located between the the atria and ventricles, where large arteries are attached to heart
  7. 14. lower chambers of the heart
  8. 16. a vessel that carries blood to the heart
  9. 17. pressure- pressure inside large arteries when ventricles contract
  10. 20. vessels- hollow tubes that carry blood
  11. 21. circulation- flow of blood from heart to all parts of body and back to heart
Down
  1. 1. organ made of cardiac muscle tissue
  2. 2. upper chamber of the heart
  3. 4. oxygen-carrying protein
  4. 7. circulation- flow of blood from heart to lungs and back through the things above
  5. 8. when blood vessel in brain becomes enlarged or ruptured
  6. 10. surface chemical
  7. 13. a blood vessel that carries blood away from the heart to the body's organs
  8. 15. a tiny blood vessel that allows an exchange between blood and cells in other tissue
  9. 18. injection of blood or blood components into a person to replace lost blood
  10. 19. of plasma, red blood cells, platelets, and white blood cells.