docswapna
Forum Senior
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A 5-year-old boy presents with large-volume watery diarrhea and signs of severe dehydration. His stool specimen is positive for V.cholerae. Cholera toxin is known to upregulate synthesis of cyclic adenosine monophosphate (cAMP), which in turn leads to phosphorylation of which of the following proteins?
A. Calbindin
B. Calcium ATPase
C. Cystic fibrosis transmembrane conductance regulator
D. Sodium-potassium ATPase
E. Sodium-potassium-chloride symporter
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| alexaE
Forum Elite
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D
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veni vidi...vincam
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| goodyear
Forum Guru
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E
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| muzammil
Forum Guru
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i think its c
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| Allison
Forum Senior
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E. Intracellular c AMP results in active secretion of Na and Cl as well as inhibition of Na and Cl reabsorption.
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