The most important buffer in RBC is____________?

Related Mcqs:

1. Site of RBC formation in 20 years old healthy male is____________?

   A. Flat bones B. Long bones C. Liver D. Yolk sac...

2. Within the RBC hypoxia stimulates glycolysis by which of the following regulating pathways ?

   A. Hypoxia stimulates pyruvate dehydrogenase by increased, 2, 3DPG B. Hypoxia inhibits hexokinase C. Hypoxia stimulates release of all glycolytic enzymes from Band 3 on RBC membrane D. Activation of the regulatory enzymes by high PH...

3. Biconcave shape of RBC helps by___________________?

   A. Increasing flexibility B. Increasing surface area C. Carrying more Hemoglobin D. Passing easily through smaller capillaries...

4. Life cycle of RBC is_______________?

   A. 12 days B. 90 days C. 120 days D. One month...

5. A patient reports with dyspnoea on slight exertion. He also has multiple petechial spots and spontaneous hemorrhage. His RBC count is less than one lakh/mm3 His hematocrit and hemoglobin is low. Most probable diagnosis is______________?

   A. Pernicious anemia B. Thalassemia C. Aplastic anemia D. Sprue...

6. Increase in number of RBC is seen in ____________?

   A. Neutropenia B. Leukemia C. Polycythemia D. Anaemia...

7. A young patient is hospitalized with petechiae of oral mucous membrane, marginal gingival hemorrhage and with a platelet count of 45,000/ cc The BT and Clot Retraction time are increased, RBC and TLC are normal He is suffering from________________?

   A. Infectious mononucleosis B. Thrombocytopenic purpura C. Leukemia D. Hemophilia...

8. Hemoglobin is the major buffer in blood, bicarbonate ions diffuse out of erythrocyte into plasma in exchange of_______________?

   A. Potassium B. Phosphate C. Carbonic acid D. Chloride ion...

9. The major driving force for formation of membrane lipid bilayer is____________?

   A. Hydrogen bonding B. Hydrophobic interactions C. Vander wall forces D. Not known...

10. An essential for the conversion of glucose to glycogen in liver is____________?

    A. UTP B. GTP C. Pyruvate Kinase D. Guanosine...