PATHOLOGY MCQ
IMMUNE RESPONSE
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[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Detailed explanation-1: -The normal immune response can be broken down into four main components: pathogen recognition by cells of the innate immune system, with cytokine release, complement activation and phagocytosis of antigens.
Detailed explanation-2: -There are four types of hypersensitivity reactions [6, 7]: Type I: immediate hypersensitivity. Type II: cytotoxic or antibody-dependent hypersensitivity. Type III: immune complex disease.
Detailed explanation-3: -The immune system’s three lines of defense include physical and chemical barriers, non-specific innate responses, and specific adaptive responses.
Detailed explanation-4: -The most important cells associated with innate immune responses are: Neutrophils-These are the most numerous type of innate immune responder cells. Their primary job is to destroy pathogens. Neutrophils circulate in the blood, but enter different parts of the body where an invader has been identified.