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Circulatory System

Science Grade 7

plasma liquid part of the blood
red blood cells carry oxygen from lungs to the body's cells
Bone marrow Blood cells are produced here
white blood cells part of the blood that helps fight disease
platelets part of the blood that helps form blood clots
universal donor Type O
fibrin enzyme released by platelets to help form blood clots
valves part of the veins that prevent blood backflow
diffusion The process by which materials are exchanged between the blood and the body cells
capillaries blood vessels that are only one cell thick
blood pressure a force exerted on the walls of the blood vessels
arteries blood vessels that carry blood AWAY from the heart
veins blood vessels that RETURN blood to the heart
hemoglobin part of red blood cells that attaches to oxygen
Created by: mrsrooney