Directions: Match the part of the heart in column A with the description in column B. Write the letter of the correct answer. A B ________4. Ventricles A. The upper chambers of the heart ________5. Atria B. The tiniest blood vessels through which nutrients, oxygen and waste materials pass. ________6. Capillaries C. The lower chamber of the heart ________7. Circulatory System D. Pumps blood to the different parts of the body. ________8. Heart E. Transports blood to all parts of the body ________9. Blood F. Carries digested food, oxygen and other substances to the different cells of the body _______ 10. Blood Vessels G. Carry blood away from the heart _______ 11. Red Blood Cells H. Carry blood with oxygen from the lungs to the heart _______ 12. White Blood Cells I. Blood cells that carry oxygen and carbon dioxide _______ 13. Blood Platelets J. They fight infections in your body _______ 14. Arteries K. Helps in the circulation and assimilation of digested food in the body _______ 15. Veins L. Helps stop bleeding and make the blood clot whenever body is injured​