The juxtamedullary cells detect reduced renal blood flow and convert prorenin to renin…renin converts angiotensinogen to angiotensin I, then angiotensin converting enzymes split that to angiotensin II, which stimulates the secretion of aldosterone…and what the fuck does aldosterone do? He threw down the textbook in disgust. Endocrinology was so logical, why did it not stick? […]

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