4th November 2019


What is serum plasma and whole blood?

Plasma is typically about 55% of the blood volume. Blood is drawn into a collection tube that contains an anti-coagulant (EDTA or citrate) and placed in a centrifuge to separate the cells from the plasma. The plasma contains the dissolved proteins, clotting factors, and other suspended materials in water.

People also ask, what is the difference between serum and plasma?

Serum is that part of blood which is similar in composition with plasma but exclude clotting factors of blood. Fibrinogen is a protein that is involved in blood coagulation. Fibrinogen is an inactive protein and it performs its functions by converting into fibrin (active form of fibrinogen).

What is in the serum of blood?

It does not contain white or red blood cells or a clotting factor. It is the blood plasma without the fibrinogens. Serum includes all proteins not used in blood clotting (coagulation) and all the electrolytes, antibodies, antigens, hormones, and any extra substances (such as drugs and microorganisms).

What is the plasma in the blood?

Plasma is the clear, straw-colored liquid portion of blood that remains after red blood cells, white blood cells, platelets and other cellular components are removed. It is the single largest component of human blood, comprising about 55 percent, and contains water, salts, enzymes, antibodies and other proteins.
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