Hypersensitivity to an allergen is due to

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

Question

(A) Hypersensitivity to an allergen is known as an allergy. It is caused by an exaggerated response of the immune system to certain antigens present i

Vedclass · Accepted Answer

Aberrant function of immune system

Vedclass · Answer

(A) Hypersensitivity to an allergen is known as an allergy. It is caused by an exaggerated response of the immune system to certain antigens present in the environment. These antigens are called allergens. The immune system mistakenly identifies harmless substances as threats,leading to the release of chemicals like histamine and serotonin from mast cells,which cause allergic symptoms.

Similar Questions

Assertion : Mast cells in the human body release excessive amounts of inflammatory chemicals,which cause allergic reactions.
Reason : Allergens in the environment on reaching human body stimulate mast cells in certain individuals.

What are the common examples of allergens and mention the symptoms?

Common symptoms of allergy are:

$Hay \, fever$ is a type of which disease?

Which of the following is a consistent group?

Vedclass Test Series

Exam Paper Generator

Online Exam Module