Biochemistry

30) In PCR following cation is used
1) Ca
2) Mg
3) Li
4) Na
 
31) Proteins with same structure and different sequence evolved through process that was
1) Convergent
2) Divergent
3) Opportunistic
4) Incidental
 
32) Vitamin K is important in
1) Carboxylation
2) Hydroxylation
 
33) Peroxidase used in estimation of
1) Hemoglobin
2) Glucose
3) Ammonia
 
 
PATHOLOGY
34) PAS is used for staining
1) Fungal cell wall
2) Basement membrane
3) Glycogen
4) Lipids
 
35) Method of Hb estimation are A/E
1) Drabkin’s method
2) Sahl’s method
3) Spectrophotometry
4) Wintrobe’s method
 
36) FNAC needle gauge size:
1) 26-28
2) 22-26
3) 18-22
4) 16-18
 
37) Reye’s syndrome, histological findings are:
1) Mitochondrial blebs and enlarged mitochondria
2) Dilatation of endoplasmic reticulum
3) Depletion of glycogen
4) Perinuclear staining
 
38 Classification of bone tumours
1) Manchester
2) TNM
3) Enneking
 
39) Acridine dye is used to stain
1) DNA-RNA
2) Protein
3) Lipid
4) Carbohydrate
 
40) Stains for lipid are A/E:
1) Oil red O
2) Congo red
3) Sudan III
4) Sudan black
 
41) Collapsing glomerulopathy following is seen:
1) Proliferation of parietal cells
2) Tuft necrosis
 
42) In MVP valve degeneration is
1) Myxomatous degeneration
2) Hyaline degeneration
 
43) Senile cardiac amylodosis A/E:
1) Transthyretin
2) Beta2 microglobulin
3) ANP
4) Pyerdin
 
44) Shock lung histopathological finding is
1) Diffuse alveolar necrosis
2) Pulmonary edema
3) Interstitial pneumonia
 
45) Irreversible injury
1) Amorphous densities in mitochondria
 
 
46) Langerhans cell marker is
1) CD 57
2) CD 1a
3) CD 3
4) CD 68
 
47) Lysosomal disorders are caused by
1) Membrane defect in lysosomes
2) Inability of lysosome to combine with phagosome
 
 
48 Caspases are mediators of
1) Apoptosis
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