Question

The major difference between plasma and serum is:

• A. Serum does not contain clotting factors
• B. Plasma does not contain clotting factors
• C. Plasma and serum both contain clotting factors
• D. Serum contains clotting factors

Answer 1

The correct option is A Serum does not contain clotting factors

Blood is the most important fluid connective tissue, consisting of a fluid matrix, plasma, and formed elements. Plasma is a viscous fluid constituting nearly 55% of the blood. The factors responsible for blood coagulation are present in the plasma in an inactive form. The plasma without the clotting factors is called as serum.

Hence option c is the correct answer