Science, asked by 12020, 3 months ago

Explain different entry route of allergy​??❣️❣️❤️❤️❣️❣️​

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Answered by mani060411
5

Answer:

Allergens enter the body through four main routes: the airways, the skin, the gastrointestinal tract, and the circulatory system. Airborne allergens cause the sneezing, runny nose, and itchy, bloodshot eyes of allergic rhinitis (hay fever).

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