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Ch 16 vocab

vocabulary

TermDefinition
cardiovascular system heart, blood vessels, blood
heart hollow muscular organ
atrium two upper chambers of the heart
pace maker sends out signals for to the heart
ventrical pumps blood out of the heart
valve flap of tissue that prevents blood from flowing backwards
artery blood vessels that carry blood away from the heart
capillaries tiny narrow vessels
veins blood vessels that carry blood back to the heart
aorta the largest artery in the heart
coronary arteries carry blood to the heart
pulse heart beat
diffusion molecules higher to lower
blood pressure force against the wall of blood vessels
plasma liquid part of the blood
red blood cells take up oxygen in the lungs
hemogoblin iron containing protien
white blood cells help heal cuts and scrapes
platelets fragments that form blood clots
lymphatic drainage system
lymph water and dissolved materials
lymph nodes filter lymph
atherosclerosis artery wall thickens
heart attack blood flow blocked
hypertension high blood pressure
Created by: S730425
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