The Cardiovascular System

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Across
  1. 4. An agent that causes disease, such as a virus
  2. 5. Carries and distributes oxygen rich blood to all arteries from the heart, the main artery in the body
  3. 7. A condition where there is a lack of red blood cells or haemoglobin in the blood
  4. 9. The blood pressure when the heart is contracting, the highest pressure during contraction of the left ventricle.
  5. 11. A process that increases blood flow to active areas during exercise by diverting blood away from inactive areas.
  6. 13. Takes oxygenated blood away from the heart to the working muscles.
  7. 15. Blood Cells Primary aim is to transport oxygen
  8. 16. Brings deoxygenated blood back to the heart.
  9. 18. The constriction of blood vessels.
  10. 21. The bottom chambers of the heart.
  11. 22. Splits the left and right hand sides of the heart.
  12. 23. A red protein in the blood that transports oxygen
Down
  1. 1. The system that circulates blood and through the body, consisting of the heart, blood vessels, blood.
  2. 2. made from 90% water and is a pale yellow colour
  3. 3. The structures and processes in your body that stop disease
  4. 6. seperates the right atrium and right ventricle
  5. 8. The blood pressure when the heart is relaxing, the lowest pressure during relaxation of the left ventricle
  6. 10. A Chemical that destroys a pathogen
  7. 12. Help in the clotting of blood and from a protective barrier at open wounds.
  8. 13. The top chambers of the heart.
  9. 14. Valves Prevent backflow of blood into the heart
  10. 17. The relaxation of blood vessels
  11. 19. Cava Large vein carrying deoxygenated blood into the heart.
  12. 20. Blood Cells The Bodys main defence against pathogens, fights disease and infection.