Chapter 26: The Urinary System - Mesa Community College

renin-angiotensin-aldosterone. angiotensin II decreases GFR by vasoconstricting afferent arteriole. angiotensin II enhances absorption of Na+ by activating the Na+/H+ antiporters in the PCT. aldosterone stimulates the principal cells in the collecting duct to reabsorb more Na+ and Cl- and secrete K+ which causes the collecting duct to reabsorb ... ................
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