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. decrease in the production of ADH

B. decrease in the concentration of the blood plasma

C. increase in the production of aldosterone

D. increase in the production of ADH

Question #2

The kidneys are stimulated to produce renin ________.

A. when the specific gravity of urine rises above 1.10

B. when the pH of the urine decreases

C. when the peritubular capillaries are dilated

D. by a decrease in the blood pressure

Question #3

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

A. cotransport with sodium ions

B. active transport

C. osmosis

D. filtration

Question #4

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

A. waste

B. ions

C. water

D. bicarbonate

E. Proteins