Which statement regarding tubular secretion is NOT true?
A) It involves transepithelial transport.
B) It is the movement of a substance from the peritubular capillary blood into the tubular fluid.
C) It always occurs by active transport.
D) a and b.

Question

Quizplus · Accepted Answer

Tubular secretion does not always occur by active transport; it can also occur by passive transport mechanisms.

Which Statement Regarding Tubular Secretion Is NOT True