Which of the Following Responses to a Fall in Arterial

Multiple Choice

Which of the following responses to a fall in arterial pressure accounts for the ability of the kidneys to autoregulate glomerular filtration rate (GFR) ?

A) Decreased resistance of the efferent arteriole
B) Increased delivery of fluid to the end of the proximal tubule
C) Increase resistance of the afferent arteriole
D) Increased [NaCl] in tubular fluid at the macula densa
E) Decreased resistance of the afferent arteriole