PATHOLOGY MCQ
IMMUNE RESPONSE
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
A disorder in which the immune system is overly sensitive to a foreign substance
|
|
Allergy
|
|
|
Allergen
|
|
|
Passive Immunity
|
|
|
Active Immunity
|
Explanation:
Detailed explanation-1: -Hypersensitivity reactions are exaggerated or inappropriate immunologic responses occurring in response to an antigen or allergen. Type I, II and III hypersensitivity reactions are known as immediate hypersensitivity reactions because they occur within 24 hours of exposure to the antigen or allergen.
Detailed explanation-2: -Allergic reactions (hypersensitivity reactions) are inappropriate responses of the immune system to a normally harmless substance. Usually, allergies cause sneezing, watery and itchy eyes, a runny nose, itchy skin, and rash. Some allergic reactions, called anaphylactic reactions.
There is 1 question to complete.