Explain the process and purpose of tubular secretion.

The ________________ is the finest layer of the filtration membrane.

Net filtration pressure in most capillary beds favors:

a. absorption.

b. osmosis.

c. filtration.

d. secretion.

Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

d. Filtrate flows from the renal corpuscle to the distal tubule, the nephron loop, the proximal tubule, and into the collecting system.