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Systems 3.4

TermDefinition
Circulatory System An organ system that transports needed materials to cells and removes wastes.
Artery A blood vessel that carries blood away from the heart.
Capillary A tiny blood vessel where substances are exchanged between the blood and the body cells.
Vein A blood vessel that carries blood back to the heart.
Lymph Fluid that travels through the lymphatic system consisting of water, white blood cells, and dissolved materials.
Bronchi The passages that direct air into the lungs
Alveoli Tiny sacs of lung tissue specialized for the movement of gases between air and blood.
Excretion The process by which wastes are removed from the body.
Nephron Small filtering structure found in the kidneys that removes wastes from blood and produces urine.
Created by: cheryl.schaeffer
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