Physiology MCQs

Page No. 32

Inulin clearance closely resembles_____________?


aG.F.R


bRenal plasma flow


cCreatinine clearance


dP.A.H. clearance


View Answer G.F.R

Ammonia in the kidney tubules is excreted in exchange for______________?


aHCO3-


bNa+


cCL-


dPO4-2


View Answer Na+

The renal blood flow in (in ml/mt) is______________?


a250


b800


c1260


d1500


View Answer 1260

Most of the sodium is reabsorbed in_____________?


aPCT


bDCT


cLoop of henle


dVasa recta


View Answer PCT

Tubuloglomerular feedback occurs in______________?


aADH secretion in collecting duct


bConstant solute load on distal tubule


cMacula densa


dBalance between ascending and descending loop of henle



During inspiration when the diaphragm contracts, the intrapleural pressure becomes_____________?


aMore negative


bLess negative


cPositive


dEqual to the intra alveolar pressure


View Answer More negative

The major sign of hypoventilations_____________?


aCyanosis


bDyspnea


cHypercapnia


dHypoxia


View Answer Hypercapnia

Most effective method of assessing breathing is by measuring____________?


aTidal volume


bRespiratory rate


cAlveolar ventilation


dFEV 1


View Answer FEV 1

Oxygen dissociation curve shifts to the right by all of the following except_____________?


aRise in temperature


bRise in carbon dioxide tension


cRise in pH


dRise in H+ ion


View Answer Rise in pH

The best stimulator of respiratory center is____________?


aDecrease in arterial carbon dioxide level


bIncrease in arterial carbon dioxide level


cIncrease in arterial oxygen level


dNone of the above



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