Los Angeles City College » Physiology » Physiology 001 - Introduction to Human Physiology » Winter 2022

Question #1

An increase in the permeability of the cells of the collecting tubule to water is due to a(n) ________.

A. increase in the production of aldosterone

B. decrease in the production of ADH

C. increase in the production of ADH

D. decrease in the concentration of the blood plasma

Question #2

The kidneys are stimulated to produce renin ________.

A. when the specific gravity of urine rises above 1.10

B. by a decrease in the blood pressure

C. when the pH of the urine decreases

D. when the peritubular capillaries are dilated

Question #3

The mechanism of water reabsorption by the renal tubules is ________.

A. osmosis

B. filtration

C. active transport

D. cotransport with sodium ions

Question #4

In normal filtration, which of the following is not part of the filtrate (is not passing)?

A. bicarbonate

B. water

C. ions

D. Proteins

E. waste