Chapter 10, Problem 4P

Reabsorption depends on _________. a. osmosis across the nephron wall b. active transport of sodium across the nephron wall c. a steep solute concentration gradient d. all of the above

Which of the following does not contribute to the process of filtration? (a) active transport by epithelial cells lining renal tubules (b) large surface area for filtration (c) low permeability of glomerular capillaries (d) high hydrostatic blood pressure in glomerular capillaries (e) podocytes