CUET Preparation Today
| Case study:- Read the given statements and answer the questions that follow :- Some of us are sensitive to some particles in the environment. For example, when you have gone to a new place and suddenly you started sneezing, wheezing for no explained reason and when you went away your symptoms disappeared. The exaggerated response of the immune system to certain antigens present in the environment is called allergy. |
| Which chemicals are released during allergy? |
Anti histamine Histamine and serotonin Haemozoin Both II and III |
| Histamine and serotonin |
| Allergy is due to the release of chemicals like histamine and serotonin from the mast cells. |
