Why are immune responses mediated by antibodies referred to as 'humoral immunity'?
A) Because it is mediated by the humos
B) Because it involves H-cell recognition of foreign cells
C) Because they take place in the blood or humors
D) There is no such thing as humoral immunity
E) Because humoral is akin to holistic, denoting a systemic immune response which is uniform to all antibody responses

Question

Quizplus · Accepted Answer

Humoral immunity refers to the aspect of immunity that is mediated by macromolecules (as opposed to cells) found in extracellular fluids such as blood plasma and lymph, hence the term "humoral" (from "humor", a medieval term for body fluid).

Why Are Immune Responses Mediated by Antibodies Referred to as 'Humoral