During an IgE-mediated hypersensitivity reaction,the degranulation of mast cells is a result of which receptor action?
A) Histamine bound to H₂
B) Chemotactic factor binding to the receptor
C) Epinephrine bound to mast cells
D) Acetylcholine bound to mast cells

Question

Quizplus · Accepted Answer

Histamine bound to H₂ results in the degranulation of mast cells during an IgE-medicated hypersensitivity reaction.The other options do not cause this reaction.

During an IgE-Mediated Hypersensitivity Reaction,the Degranulation of Mast Cells Is