bilirubin Exchange
function Respiratory bixisaa dhammaan unugyada dhiigga ee jidhka lacagta loo baahan yahay ee oxygen qaadeen conveyor takhasus sare leh - hemoglobin - in qaab-dhismeedka unugyada dhiigga cas. Si kastaba ha ahaatee, unugyada waxay leeyihiin taako nolosha xadidan, celcelis ahaan 100-120 maalmood. Next ay galaan xubnaha kroverazrusheniya ah, halkaas oo ay ku sii daayay hemoglobin. Waxaa xidhana haptoglobin oo markiiba qaado unugyada nidaamka reticuloendothelial for diinta dheeraad ah a Midabka aan sun (bilirubin toos ah) iyo la takooro bile ah. In macrophages iyo histiocytes hemoglobin hore decomposes in biliverdin, taas oo ah afar siddo pyrrole methane lala gudbi. Oo weliba, waxaa jira in ay hoos u si bilirubin free, kaas oo la qabtay conveyors borotiinada iyo gaadiid beerka. In ay parenchyma waa ay isbeddel galay bilirubin toos ah, sida ku qabanaya glucuronate ay qubo.
Doorka bakteeriyada
door lagama maarmaan in reactions dheeraad ah oo ku saabsan qoondaynta of pigments bile uu qabtaa microflora xiidmaha ee caadiga ah. Bilirubin waxaa si toos ah u socdaan laga soo gooyay beerkii ee halabuurka ah ee bile ee fellea vesica ah, iyo markii furitaanka ib faterova galo malawadka, iyo dheeraad ah, ee xiidmaha yar, halkaas oo laga xoreeyay glucuronic acid iyo beddelay sterkobilinogena outputting saxarada ah. Part waxaa markii iyada oo dabada ka soo gudbeen waa la nuugo galay xididdada hemorrhoidal galaya dhiiga, Goldogob beerka, iyo raaca iyada oo kelyaha kaadida. Sayidka, dhiigga iyo goorba ogaado bilirubin idinkoo xor ah oo toos ah. heerka ugu dambeeya ee ku saabsan tahay 5.1 mol / l, iyo wadarta - 15.
Baadhista cudurada beerka
Sida laga soo xigtay gariirka iyo ratio of tilmaamayaasha lagu xukumo waxyaalahan karaa hawlaha beerka. Sidaas daraaddeed, haddii parenchyma jidhka ayaa dhaawac faafa ama sun ah, inta badan Midabka xorta ah iyo weli furan, iyo ka-fiirsashada ee dhiigga labada nooc ee Midabka koror ku fideen. bilirubin Direct ee dhiigga ee la ogaado in joonis si yeedhay obstructive, at taas oo ay jiraan caqabado u socodka caadiga ah ee bile, iyo regurgitation sidaas daraaddeed bile dhacdaa dhiigga. Sababta tani waxay noqon kartaa bile duct riixo burooyinka madaxa beeryarada, dhagax, iwm soo rideynaa goosimo. Waxaa suprarenal iyo cagaarshow, sababta oo la wanaajiyey suuska ee unugga dhiigga. Tani waxay saamayn ku yeelan kara sunta hemolytic iyo sunta microbial, qaar ka mid ah xaaladda nafsaaniga ah. Si kastaba ha ahaatee, la noocaan ah hepatitis dhan bilirubin dhisaa in unugyo ka. isku furan sababta oo ah lipophilicity, waxay si fudud u guskiisa galay unugyada, oo ay ku jiraan iyada oo caqabad dhiig-maskaxda, iyo kala silsilad gaadiidka electron ee mitochondria ah, oon ku anada -shiid tamarta. Safer arrintan la xiriira, bilirubin toos ah, kuwaas oo caadi waa non-sun ah, maadaama ay tahay Britain beelaya.