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15 Cards in this Set
- Front
- Back
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coronary circulation
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Flow of blood to and from the tissues of the heart.
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lymph node
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Bean-shaped organ found throughout the body that filters out micro-organisms and foreign materials taken up by the lymphocytes.
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lymphocyte
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A type of white blood cell that fights infection.
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systemic circulation
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Largest part of the circulatory system in which oxygen-rich blood flows to all organs and body tissues, except the heart and lungs, and oxygen-poor blood is returned to the heart.
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pulmonary circulation
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Flow of blood through the heart to the lungs and back to the heart.
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plasma
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Liquid part of blood, made mostly of water, in which oxygen, nutrients, and minerals are dissolved.
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vein
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Largest part of the circulatory system in which oxygen-rich blood flows to all organs and body tissues, except the heart and lungs, and oxygen-poor blood is returned to the heart.
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atria
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Two upper chambers of the heart that contract at the same time during a heartbeat.
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lymph
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Tissue fluid that has diffused into the capillaries.
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capillary
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Microscopic blood vessel that connects arteries and veins; has walls one cell thick, through which nutrients and oxygen diffuse into body cells and waste materials and carbon dioxide diffuse out.
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lymphatic system
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Carries lymph through a network of lymph capillaries and vessels and drains it into large veins near the heart; helps fight infections and
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platelet
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Irregularly-shaped cell fragment that helps clot blood and releases chemicals that help form fibrin.
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ventricles
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Two lower chambers of the heart that contract at the same time during a heartbeat.
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artery
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Blood vessel that carries blood away from the heart and has thick, elastic walls made of connective tissue and smooth muscle tissue.
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hemoglobin
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Chemical in red blood cells that carries oxygen from the lungs to body cells and carries some carbon dioxide from body cells back to the lungs.
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