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9128 Microbiology

Microscopic examination of a thin blood smear from a patient suspected of having malaria reveals numerous normal size erythrocytes without stippling but with ring stages, many with multiple ring stages and applique forms. Several erythrocytes show developing trophozoites that are spread across the erythrocytes in a band fashion. Which of the following is the most likely cause of infection?

APlasmodium vivax
BPlasmodium malariae
CPlasmodium falciparum
DA mixed infection with two plasmodium species
Microbiology
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9130 Microbiology

Isoantigens are(82, 190-AN 7th) (131, 133-CP)A. Found in some but all members of speciesB. Found in some but not all members of speciesC. Occurs in different biological species, class and kingdomsD. All individuals in a particular speciesAns: BSolution: (Found in some but not all members of species) (82, 190-AN 7th) (131-133-CP)Isoantigens or Alloantigens – alloantigens or isoantigens are found to be present in some but not all members of a species which are able to produce alloantibodies or (isoantibodies) in individuals who are free from the antigensDifferent antigensGroup AntigensForeignMicrobial:Cell walls, pili, enzymes toxins. Drugs:Sedermoid. Environmental:Dust, pollens.AutoantigensSelfThyroglobulin, DNA, corneal tissueIsoantigensBlood:Blood group antigens (ABO, Rh) Tissue:HLA antigensHeteroantigens Heterophile antigens, cross reacting microbial antigensSwimming pool granuloma is caused by

AMyco kansasi
BMyco. avium intracellulare
CMyco. scrofiilaceum
DM. marinum
Microbiology
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