In excitable cells, repolarization is closely associated with, one of the following events_______________?

Related Mcqs:

1. The ventricular repolarization in ECG is best seen in_______________?

   A. “P” wave B. “Q” wave C. “R” wave D. “T” wave...

2. Why fetal cells continue to divide but terminally differentiated adult cells do not divide ?

   A. There are many cyclin inhibitors which prevent cell to enter into S phase in adult B. Phosphatase absent in fetal cells C. Proteinase is absent in fetus D. Absence of CD kinase...

3. Bone marrow stem cells differ from differ from differentiated progenitor stem cells in what respect ?

   A. Provide differentiated terminal cells B. Reconstitution of Bone marrow C. Formation of the ovum D. Act as a repair system for the body...

4. NK cells are effective against viral infected cells only if the cell with infection___________?

   A. Exprss MHC class I proteins B. Unable to express MHC class I proteins C. Express MHC class II proteins D. Unable to express MHC class II proteins...

5. Carbonic anhydrase in the kidney tubular cells is known to be associated with_____________?

   A. Urea B. Chloride C. Bicarbonate ion D. Carbohydrate...

6. The killer cells are associated with immunologic response___________________?

   A. Type I B. Type II C. Type III D. Type IV...

7. When viewed occlusally, a primary mandibular second molar closely resembles which of the following mandibular teeth ?

   A. Permanent second molar B. Permanent first molar C. Second premolar D. Primary first molar...

8. Inulin clearance closely resembles_____________?

   A. G.F.R B. Renal plasma flow C. Creatinine clearance D. P.A.H. clearance...

9. Epinephrine is most closely related in structure to ____________________?

   A. Niacin B. Tyrosine C. Methionine D. Glycerol...

10. Median rhomboid glossits is associated is associated with_________________?

    A. Oral cancer B. fungal infection C. Leukoplakia D. Burning sensation of tongue...