Topics: Circulation and Excretion Quiz
Where does filtration occur in the nephron?
A. glomerulus
B. loof of Henle
C. proximal convoluted tubules
Preview next quiz:
Which of the following mechanisms are used to regulate blood pressure in the closed circulatory system of vertebrates?
A. changing force of the contraction of the heart
B. constricting and relaxing sphincters in the walls of arterioles
C. adjusting the volume of the blood in the veins
D. all the above
E. only a and b