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Circulatory system

atrium 2 upper chambers of heart that contract at same time during heartbeat
artery blodd vessels that carries blood away from the heart + has thick elastic walls of connective tissue and smooth muscle tissue
capillary microscopic blood vessels that connects arteries and veins; has wals one celled thick, through which nutrients and oxygen diffuse into blood cells and waste materials and carbon dioxide diffues out
pulmonary circulation flow of blood thru heart to the lungs and back to heart
corinary circulation flow of blood to + from tissues of heart
vein blood vessels that caries blood bk to heart + has 1way valves that kept blood moving toward heart
ventricle 2 lower chambers of the heart that contract at smae time during a heartbeat
systematic circulation largest part of circulatory system in which oxygen-ruch blood flows to all organs + blood tissues except heart and lungs + oxygen-poor blood is returned to heart
Created by: jahleel_simmons



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