Physiology MCQs

Page No. 29

Maximum amount of glucose absorption occurs at_______________?


aPCT


bDCT


cLoop of henle


dNone


View Answer PCT

The renal threshold for glucose is_______________?


a180 mg / dl


b100 mg/dl


c120 mg/dl


d80 mg/dl


View Answer 180 mg / dl

To measure renal plasma clearance compound should be_________________?


a<70,000 Mol.wt


bBound to plasma protein


cSecreted by the tubules


dCompletely filtered by glomerulus



What is the glomerular filtration rate ?


a100 ml/min


b125 ml/min


c150 ml/min


d175 ml/min


View Answer 125 ml/min

Renin secretion is stimulated by all except_____________?


aCardiac failure


bLow Na+ in proximal tubule


cSympathetic stimulation


dHigh Na+ in proximal tubule



The hyperosmolarity of the renal medulla is due to increased content of_____________?


aK+


bNa+


cGlucose


dNH4+


View Answer Na+

True about nephron is_____________?


aNa is absorbed actively in descending loop of Henle


b60 to 70% of GFR is absorbed in proximal tubule


cAbsorption of water occurs in ascending loop of Henle


dThe filtrate reaching distal convoluted tubule is hypertonic with respect to surroundings



The renal clearance of _______________?


aCreatinine indicates glomerular filtration rate


bInulin is lower than that of urea


cChloride increases after in injection of aldosterone


dPAH continues to rise as the plasma concentration of PAH increases



Which of the following is important in renal excretion of hydrogen ion ?


aombining H+ with Cl- to form Hcl


bCombining H+ and HCO3- via enzyme carbonic anhydrase


cTrapping H+ by acetate


dTrapping H+ by NH3+


View Answer Trapping H+ by NH3+

Macula dense in kidney is located in relation to______________?


aPCT


bDCT


cAfferent arteriole


dEfferent arteriole


View Answer DCT

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