M.Sc. Bio-Physics (PU-CET P.G) 2016 Panjab University Entrance Exam With Answers

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64.

The intestinal absorption of glucose is impaired by the use of Ouabain, an inhibitor of Na+/K+-ATPase. Indicate the correct explanation :

A: The inhibitor has blocked the transport of Na+ from intestinal lumen to the epithelial cells
B: The inhibitor has blocked the transport of Na+ from the epithelial cells to the intestinal lumen
C: The inhibitor has blocked Na+ transport from the epithelial cells to the interstitial space
D: The inhibitor has blocked the Na+ transport from the interstitial space to the epithelial cells

The answer is: C

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