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Science ch 4
lesson 3
Term | Definition |
---|---|
What does blood contain | plasma, red blood cells, white blood cells, platelets |
Plasma | liquid in blood |
Red Blood Cells | take up oxygen in the lungs and deliver it throughout the body |
Hemoglobin | proteins that contains iron and binds chemically with oxygen |
White Blood Cells | body's disease fighters |
Platelets | all fragments, help form blood clots |
Hemoglobin | proteins that contains iron and binds chemically with oxygen |
Fibrin | weaves a net of tiny fibers to form clots , produced by platelets |
What is the role of blood types in transfusions | maker molecules on red blood cells determine your type and the type of blood you can safely recieve in transfusions |
Cross Matching | process in which blood is used ant that it can be donated |
Lymphatic System | vein like vessels that return fluid that leaks out of blood vessels to bloodstream |
Lymph | consists of water and dissolved materials, white blood cells, move slowly |
Lymph Nodes | filter lymph, trapping bacteria and other disease-causing microorganisms |