Term |
Definition |
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 |