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

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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

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cRise in pH

✓


dRise in H+ ion

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View Answer Rise in pH

The best stimulator of respiratory center is____________?


aDecrease in arterial carbon dioxide level

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bIncrease in arterial carbon dioxide level

✓


cIncrease in arterial oxygen level

✖


dNone of the above

✖



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