Important Hormonal Regulators of the Kidney - Renal Flash Cards - Anatomy & Physiology

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Question	Answer	Link
Which hormone is excreted by the juxtaglomerular cells in response to a fall in blood pressure?	Renin	Link
What does ACE do?	Converts angiotensin 1 to angiotensin 2	Link
Which receptors does angiotensin 2 act on to cause the release of aldosterone?	AT1	Link
How does angiotensin 2 effect GFR?	Contracts the efferent arteriole to increase GFR when blood pressure drops	Link
What three things stimulate the release of aldosterone?	Corticotropin (ACTH) Angiotensin 2 K+	Link
What are its effects on sodium?	Increases the reabsorption of sodium from the distal tubule and collecting duct	Link
How does it achieve these effects?	Increases the synthesis of sodium transporters and increases the supply of ATP to them by altering gene transcription	Link
Where is atrial natriutretic peptide secreted from?	Atrial walls	Link
Whats it's effect?	Increases the excretion of water by reducing the reuptake of sodium.	Link