Which of the choices below best describes the autonomic mechanism for regulating GFR?
a) Sympathetic fibers initiate the myogenic response to decrease the GFR.
b) Sympathetic fibers override local controls to decrease the GFR.
c) Sympathetic fibers trigger release of an enzyme to decrease the GFR.
d) Sympathetic fibers trigger the release of hormones from the heart.
Answer: b) Sympathetic fibers override local controls to decrease the GFR.
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Fill in the blank(s) with correct word
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