Multiple Choice
Which of the following statements concerning HCO3- excretion by the kidneys is incorrect?
A) During HCO3- reabsorption, HCO3- in the tubular fluid is actively cotransported by K+.
B) HCO3- is not excreted at pH =7.4.
C) Secretion of H+ is accompanied by the addition of new HCO3- to the plasma.
D) HCO3- excretion increases during alkalosis.
E) None of these.
Correct Answer:

Verified
Correct Answer:
Verified
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