Sympathetic stimulation of the kidney results in
A. dilation of afferent arterioles and an increase in the surface area of the glomerulus.
B. dilation of afferent arterioles and a decrease in the surface area of the glomerulus.
C. constriction of afferent arterioles and an increase in the surface area of the glomerulus.
D. constriction of afferent arterioles and a decrease in the surface area of the glomerulus.
Answer: D
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