Mediator present in mast cells is: (A) Histamine, (B) Encephalin, (C) Calmodulin, (D) None of these
Answer is A. Mast cells release several different substances. Among them areHistamineSlow-reacting substance of anaphylaxis (which is a mixture of leukotrienes)Eosinophilic chemotactic factorBradykininRef: Guyton and Hall textbook of medical physiology 13th edition. Page:554