Which of the Following Is Involved in Autoregulation of the GFR

question 165

Multiple Choice

Which of the following is involved in autoregulation of the GFR?

• A) a myogenic mechanism in which the afferent arteriole automatically constricts when it is stretched
• B) a tubulo-glomerular feedback mechanism in which vasoactive chemicals released from the juxtaglomerular apparatus bring about afferent arteriolar vasoconstriction
• C) sympathetically induced vasoconstriction of the afferent arterioles
• D) a myogenic mechanism in which the afferent arteriole automatically constricts when it is stretched, and a tubulo-glomerular feedback mechanism in which vasoactive chemicals released from the juxtaglomerular apparatus bring about afferent arteriolar vasoconstriction
• E) none of these

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