TB Flashcards
Which social economic group are most at risk of tb
those who are most deprived
what is the realationshoip of tb incidena snd undernurismetn
increase in undernurishment increase in tb
where are most tb cases from
abroad and certain burrows of london
china, bangledishe, nigheria, congo, nigheria, pakastian, philipies, indoinnaea
which health conditionw make you morke likely to have tb
diabties, hiv positive, immunosupprested
what is the second most common signle infective agent to cause death world wide
tb, covid first
what bacteria is responsible for tb
mycobacteria - this includes, m. tuberculosis, m africanum, m bovis
what other diease can mycobactira cause
leprosy and non tb mycobactira and atuypial mycoabction
is mycobactira aeorbic or anerobic
aerobic
what special function does the cel wal have of mycobacteria
very thick so it is resibant to ascids, alkalas and degenr,s resitnat to nejupoils and macrophage desticuion
how does tb spread
airborned
how to reduced airborne bactreia
uv radioan
how long do you need to typically be exposed to airborne tb to catch it
8 hours
what tyep of effector caells react to tb
TH1 immune cells
what does the th1 immune cell do
triggers mracophage activaation
what happens aftr the marcophage is formed
it turns into a eptheoild cell which is a granuloma
what do the epithlod cells turn into
langhans giant cells
what are the probemsl with th1 cell mediated respone
it causes tissue destcuciont
how does tb spread
vis lympathic to hilary lympodes