allergies🐱💻🚿 Flashcards
the antibodies producing this
IgE
allergy is due to chem.
histamine and serotonin from mast cells,causes hyperactivity of para.s.nervous sys.
use of drugs like
antihistamine { cetirizine }and steroids and adrenaline- quickly deec the symptoms of allergy
BRONCHIAL ASTHMA-
allergy of lower resp. tract
this is characterised by spasm of smooth muscle+nt in bronchial walls
the mucous memr.
lumens bcms narrow and thick mucus secrn. due to inflammation
we give steroids [best anti inflammatory used ,w/ antibiotica]
starts secreting excess of mucous,which closes the bronchi n bronchiole
causes dyspnea
HAY FEVER-
in upper resp. tract
alllergic rhinitis and conjuctivitis
mainly due to pollen
hypersecretory in response to allergens
ANAPHYLACTIC SHOCK-
most severe form of allergy, infametary reponse
when an allergen ehters the blood-
intracardiac injection given
it stimulates secrn of histamine__which causes vasodilation__+se permeability of b.vessels ___so lage amount of blood in ECspace__-ce in b.volume__fall in b.pressure—————-DIEEE$
