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Biologi Rapport Om Blodtypesystemer Essay

521 words - 2 pages

D 07.01.2003Biologi rapport om blodtypesystemer af Feodor KouznetsovFormål:Formålet med denne rapport er at bestemme min blodtype, til dette bruges de to vigtigste blodtypesystemer; AB0- og rhesussystemet. Samtidigt vise hvor vigtigt det kan være at kende sin blodtype.RapportDe to blodtypesystemer, man hentyder til, når man i det daglige taler om blodtyper.AB0 -systemet er bygget op på, at der to antigener i blodet, antigen-A og antigen-B.Disse sidder på de røde blodlegemer. Der er fire forskellige blodtyper indenfor ABO -systemet;A,B,AB,0. Disse bogstaver står egentlig for det antigen vores blod har. F.eks. blodtype Ahar antigen A osv. Blodtype 0(nul) forklarer også det hele, det står for NUL antigener, for der ernemlig ingen antigener i denne blodtype. Det er i virkeligheden slet ikke så svært som det ser ud tilfordi blodtype A (antigen A) indeholder antistof B i sit serum, det lyder meget logisk, og det sammegælder blodtype B(antigen B) indeholder antistof A. Blodtype AB indeholder ingen antistoffer, deter i følge statistikken et mere eller mindre sjældent blodtype. Blodtype 0 har både antistof A og B.Jeg har lavet et skema med et oversigt over de fire typer blod.BlodtypeRøde blodlegemer har antigen: Serum har antistof:Agglutinering vil ske ved tilførsel af blodtype:Disse blodtyper er acceptable ved transfusion:Genotype0Intet antigen Antistof A og BA,B,AB0iiA antigen A Antistof BB,ABA,0IaIa eller IaiB antigen B Antistof AA,ABB,0IbIb eller IbiAB Antigen A og B Intet antistofIngen AgglutineringA,B,AB,0IaIbDet kan være livsfarligt At blande nogle blodtyper sammen. Der kan nemlig ske en agglutination.Agglutination betyder sammenklumpning. Hvis man for eksempel blander blodtype...

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