Urinarysystemmultiple-choice questions Adiseasecausedbyinadequatesecretionofantidiuretichormone(ADH)bythepituitary glandwithsymptomsofpolyuriais A)diabetesmellitus B)diabetesinsipidus C)diabeticacidosis D)coma-correctanswer-diabetesinsipidus Alcoholactsasadiureticbecauseit A)isnotreabsorbedbythetubulecells B)increasestherateofglomerularfiltration C)increasessecretionofADH D)inhibitsthereleaseofADH-correctanswer-inhibitsthereleaseofADH Animportantcharacteristicofurineisitsspecificgravityordensity,whichis
A)1.041-1.073
B)1.001-1.035
C)1.030-1.040
D)1.000-1.015-correctanswer-1.001-1.035 Anincreaseinthepermeabilityofthecellsofthecollectingtubuletowaterisdueto A)adecreaseintheproductionofADH B)anincreaseintheproductionofADH C)anincreaseintheproductionofaldosterone D)andecreaseintheconcentrationofthebloodplasma-correctanswer-anincreaseinthe productionofADH Astherenalarteryapproachesthekidney,itbranchestosupplytherenaltissue.Placethe followingincorrectsequencestartingfromtherenalartery1.segmental2.corticalradiate3.arcuate4.interlobar
A)1,4,3,2
B)3,1,4,2
C)1,2,3,4
D)1,4,2,3-correctanswer-1,4,3,2 Bloodvesselsoftherenalcolumnsarecalled A)lobar B)segmental C)interlobar D)corticalradiate-correctanswer-interlobar Excretionofdiluteurinerequires A)relativepermeabilityofthedistaltubuletowater 1 / 2
B)impermeabilityofthecollectingtubuletowater C)transportofsodiumandchlorideionsoutofthedescendingloopofHenle D)thepresenceofADH-correctanswer-impermeabilityofthecollectingtubuletowater Fetalkidneysdonothavetoworkveryhardbecause A)fetusesdonothaveanywastetoexcrete B)therearenofunctionalnephronsuntilafterbirth C)theplacentaallowsthemother'surinarysystemtoclearthewastefromfetalblood D)thereisnowayafetuscouldexcreteurineuntiltheseventhmonthofdevelopment- correctanswer-theplacentaallowsthemother'surinarysystemtoclearthewastefromfetal blood Ifonesaysthattheclearancevalueofglucoseiszero,whatdoesthismean A)theglucosemoleculeistoolargetobefilteredoutoftheblood B)mostoftheglucoseisfiltratedoutofthebloodandisnotreabsorbedintheconvoluted tubules C)normallyalltheglucoseisreabsorbed D)theclearancevalueofglucoseisrelativelyhighinahealthyadult-correct answer-normallyalltheglucoseisreabsorbed IftheTmforaparticularaminoacidis120mg/100mlandtheconcentrationofthatamino acidinthebloodis230mg/100mltheaminoacid A)willbeactivelysecretedintothefiltrate B)willbecompletelyreabsorbedbythetubulecells C)willappearintheurine D)willbereabsorbedbysecondaryactivetransport-correctanswer-willappearintheurine IntheascendinglimboftheloopofHenle A)thethinsegmentisfreelypermeabletowater B)thethicksegmentispermeabletowater C)thethinsegmentisnotpermeabletosodiumandchloride D)thethicksegmentmovesionsoutintointerstitialspacesforreabsorption-correct answer-thethicksegmentmovesionsoutintointerstitialspacesforreabsorption Mostelectrolytereabsorptionbytherenaltubules___ A)isnotTmlimited B)isinthedistalconvolutedtubule C)ishormonallycontrolledindistaltubulesegments D)iscompletedbythetimetheloopofHenleusreached-correctanswer-ishormonally controlledindistaltubulesegments Placethefollowingincorrectsequencefromthefollowingofadropofurinetoitselimination fromthebody1.majorcalyx2.minorcalyx3.nephron4.urethra5.ureter6.collectingduct
A)3,1,2,6,5,4
B)6,3,2,1,5,4
C)2,1,3,6,5,4
D)3,6,2,1,5,4-correctanswer-3,6,2,1,5,4
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