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Across 4. The large artery that receives blood from the left ventricle and distributes it to the body. 5. The part of the circulatory system governed by the right side of the heart and the lungs. 7. Either of the two lower chambers of the heart that pump blood to the lungs and other parts of the body. 8. Either of two upper chambers of the heart in which blood collects before passing to the ventricles. Plural form is Atria. 9. A very small blood vessel that serve to exchange oxygen and nutrients between the blood and the tissues. 10. Either of the two large veins through which blood is returned to the right atrium of the heart. Plural form is Venae Cavae. 11. A vessel that carrie blood to the heart. 12. A vessel that carries blood away from the heart. 13. The system that circulates blood through the body; consists of the heart and blood vessels

Down 1. The part of the circulatory system governed by the left side of the heart; the circulation of blood between the heart and lungs. 2. The collective term for various diseases of the heart and blood vessels. 3. Damage to, or death of heart muscle resulting from a failure of the coronary arteries to deliver enough blood to the heart; also known as Myocardinal Infarction (MI). 5. A deposit of fatty (and other) substances on the inner wall of an artery. 6. One of the system of the arteries branching from the aorta that provides blood to the heart muscle.