When a patient presents at the emergency department for an allergic reaction,the nurse recognizes the most severe consequence of a type I hypersensitivity reaction is:
A) Urticaria
B) Hives
C) Anaphylaxis
D) Antibody-dependent cell-mediated cytotoxicity (ADCC)

Question

Quizplus · Accepted Answer

The most rapid and severe immediate hypersensitivity type I reaction is anaphylaxis.
Urticaria,or hives,is a dermal (skin)manifestation of allergic reactions.
Hives and urticaria are similar responses.
ADCC is a mechanism that involves natural killer (NK)cells.Antibodies on the target cell are recognized by Fc receptors on the NK cells,which release toxic substances that destroy the target cell.

When a Patient Presents at the Emergency Department for an Allergic