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Tubuloglomerular feedback: Quiz

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Question 1: Adenosine may then bind to adenosine A1 receptors on extraglomerular mesangial cells, triggering a rise in intracellular ________ levels.
AluminiumMagnesiumCalciumIron

Question 2: This causes a decrease the sensitivity of tubuloglomerular feedback, which, in turn, results in an increased ________.
Anion gapRenal physiologyRenal functionNephron

Question 3: Changes in GFR are detected by the renal tubule, which sends ________ signals to the glomerulus, initiating a cascade of events that ultimately brings GFR to an appropriate level.
Control theoryCyberneticsPositive feedbackFeedback

Question 4: Normal renal function requires that the flow through the ________ is kept within a narrow range.
NephronKidneyMedullary interstitiumUrinary system

Question 5: In the physiology of the kidney, tubuloglomerular feedback (TGF) is one of several mechanisms the kidney uses to regulate ________ (GFR).
Renal functionAnion gapBlood plasmaNephron







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