MICROANATOMY

Detailed explanation-1: -An allergen is a substance that can cause an allergic reaction. After being exposed to a substance such as bee sting venom, the person’s immune system becomes sensitized to it. When the person is exposed to that allergen again, an allergic reaction may occur. Anaphylaxis happens quickly after the exposure.

Detailed explanation-2: -Airborne allergens, such as pollen, animal dander, dust mites and mold. Certain foods, particularly peanuts, tree nuts, wheat, soy, fish, shellfish, eggs and milk. Insect stings, such as from a bee or wasp. Medications, particularly penicillin or penicillin-based antibiotics. More items •05-Aug-2022