| Term | Definition |
|---|
| blood | fluid connective tissue of the circulatory system; consists of blood cells and plasma |
| heart | multi-chambered, muscular organ that pumps blood throughout the body |
| capillary | microscopic blood vessel that carries blood between an artery and a vein, allowing the exchange of substances between the blood and interstitial fluid |
| artery | vessel that carries blood away from the heart to other parts of the body |
| vein | vessel that returns blood to the heart |
| aorta | artery that carries blood directly from the heart to the rest of the body |
| atrium | heart chamber that receives blood returning to the heart from other parts of the body |
| ventricle | heart chamber that pumps blood out of the heart |
| valve | flap of tissue in the heart that prevents blood from flowing in the wrong direction |
| plasma | liquid portion of blood made up of water, dissolved salts, proteins, and other substances |
| red blood cell | blood cell containing hemoglobin, which transports oxygen; also called an erythrocyte |
| hemoglobing | iron-containing protein in red blood cells that carries oxygen for delivery to cells |
| white blood cell | blood cell that functions in defending the body against infections and cancer cells; also called a leukocyte |
| platelets | fragment of a blood cell originating in the bone marrow that is involved in blood clotting |
Combine with other sets
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