What do you understand by the following terms? [5 MARKS]
(a) Health
(b) Antigens
(c) Innate immunity
(d) Gamma globulin
(e) Antitoxin

Each Part: 1 Mark

(a) Health is a state of physical, mental and social well-being of an individual.
(b) The substances that trigger an immune response are called antigens.
(c) Innate immunity is found in the blood since birth by virtue of genetic constitutional make up.
(d) The part of serum that contains most of the blood's antibodies is called gamma globulin.
(e) An antitoxin is an antibody that provides protection against a toxin or poison released in the body by bacteria.