Question

what is the primary difference between serum and plasma? plasma is obtained when blood is collected with an anticoagulant and it contains fibrinogen; serum is obtained from blood collected without an anticoagulant and does not contain fibrinogen. serum is obtained when blood is collected with an anticoagulant and it contains fibrinogen; plasma is not collected with an anticoagulant and does not contain fibrinogen. plasma is blood collected with a clot activator and it does not contain fibrinogen; serum is blood collected with a clot activator and it does contain fibrinogen. there is not difference between plasma and serum. they are identically the same.

Explanation:

Plasma is blood with an anticoagulant, contains fibrinogen. Serum is blood without anticoagulant, formed after clotting, lacks fibrinogen.

Answer:

Plasma is obtained when blood is collected with an anticoagulant and it contains fibrinogen; serum is obtained from blood collected without an anticoagulant and does not contain fibrinogen.