All of the following changes to the anatomy of the kidneys occur with advanced age except
A) the kidneys atrophy.
B) the number of nephrons in the kidneys decreases.
C) the proximal and distal convoluted tubules become less efficient at secretion and reabsorption.
D) the renal arteries supply a greater amount of blood to the kidneys, increasing the rate of filtration.

Question

Quizplus · Accepted Answer

In advanced age, the renal arteries actually supply a lesser amount of blood to the kidneys, which can decrease the rate of filtration. The other changes listed (kidney atrophy, decrease in number of nephrons, and decreased efficiency of tubules) do occur with age.

All of the Following Changes to the Anatomy of the Kidneys