医学7年制生理学英文试题B卷

1、苏州大学20052006学年度第一学期临床医学7年制生生理学试题(双语B卷)2005,01PhysiologicalTestPaper(TypeB)forMedicalStudent(7yearlengthofschooling)Year05To06,FirstSemester,SoochowUniversityJan,2005Name:IDforStudy:Score:1 PARTIExplanationofterminology:(20Points)Positivefeedback:2 Antiporter:3 Restingpotential:4 MeanArterialPressure

2、:5 Surfactant:6 Basicelectricalrhythm(BER):7 Respiratoryquotient:8 Renalreabsorption:9 Puberty:10 Corebodytemperature:PARTnSingleChoice:(30Points,PleaseMakeYourAnswerinTABLE)Number123456789101112131415AnswerNumber161718192021222324252627282930Answer1 Whatarespecializedtoproduceforceandmovement?2 A.m

3、usclecellsB.connectivetissuesC.nervecellsD.epithelialcellsE.synapseThefluidenvironmentsurroundingeachcelliscalledtheA.intracellularfluidB.infracellularfluidC.internalenvironmentD.externalenvironmentE.nuclearfluidHowmuchofnormalbodyweightismadeupofwater?3 A.10%B.35%C.60%D.90%E.70%Whichofthefollowingi

4、sNOTacharacteristicoflife?4 A.growthB.responsivenessC.reproductionorgansystemsE.adaptionWhichofthefollowingdoesNOToccurinaskeletalmuscleduringcontraction?5 A.thickandthinfilamentsbindtoeachotherB.musclefibersstretchthickandthinfilamentsslide"pasteachotherD.musclefibersshortenthickandthinfilamen

5、tsoverlapAbouttheformingmechanismofactionpotential,ascendingbranchisduetoCa+excurrentflowB.K+incurrentflowC.Na+excurrentflowK+excurrentflowE.Na+incurrentflowTherandomthermalmotionofmoleculesfromanareaofhigherconcentrationtooneoflowerconcentrationistermedA.fluxB.diffusionC.osmosisD.bulkflowE.pump6 If

6、theend-diastolicventricularvolumesareincreased(withinphysiologicallimits)A. thestrokevolumewouldbedecreasedB. cardiacoutputwouldbedecreasedC. venouspressurewouldbedecreasedD. theforceofcardiaccontractionwouldbedecreased7 above-mentionedresultswouldbeincorrectThemaximumofventricularpressurewilloccuri

7、nA. PeriodofisovolumetriccontractionB.PeriodofatriumSystoleC. PeriodofventricularejectionD.Periodofisovolumetricrelaxation8 E.PeriodofventricularfillingAdecreaseinheartrate,withstrokevolumeandperipheralresistanceheldconstant,willresultinadecreaseinallofthefollowing,exceptA.arterialdiastolicpressureB

8、.arterialsystolicpressureC.cardiacoutputD.arterialpulsepressure9 E.meanarterialpressureMyocardialcontractilityisbestcorrelatedwiththeintracellularconcentrationof10 Na+B.K+C.Ca+D.Cl-E.Mg+ThegreatestpressuredropinthecirculationoccursacrossthearteriolesbecauseA. theyhavethegreatestsurfaceareaB. theyhav

9、ethegreatestcross-sectionalareaC. thevelocityofbloodflowthroughthemishighestD. thevelocityofbloodflowthroughthemislowest11 theyhavethegreatestresistanceThemostimportantchemicalfactortostimulaterespiratoryexcitationisA. A.HCO-3B.K+C.H+D.CO2E.O2Correctdescriptionofthedeadspacedoesnotincludedeadspaceis

10、thevolumeofairthatdoesnotreachareasofthelungwheregasexchangeoccurs.B. anatomicaldeadspaceisduetotheconductionairways.C. alveolardeadspaceisduetoalveolithatreceiveinadequatebloodflow.D. physiologicaldeadspaceisthesumofanatomicalandalveolardeadspaces.deadspacevolumeisalwayschangeableThemoststrongdiges

11、tiveliquidis1617181920212223242526A.salivaB.gastricliquidC.pancreaticliquidD. bileE.smallintestinalliquidThefunctionofintrinsicfactoristohelpA. DigestionandabsorptionofVitaminDB. DigestionandabsorptionofVitaminCC. DigestionandabsorptionofVitaminAD. DigestionandabsorptionofVitaminEE. Digestionandabso

12、rptionofVitaminB12ThemosteffectivecomponentofbileisA.bileacidsB.phospholipidsC.cholesterolD.PigmentsE.electrolytesThequickeststomachemptyingisA.WaterB.carbohydrateC.proteinsD.fatsE.ionsTheprimarysitefordigestionandabsorptionoffoodisA.esophagusB.stomachC.smallintestineD.colonE.mouthThemostimportantex

13、cretiveorganisA.lungB.kidneyC.skinD.GItractE.breastThehighestpercentageofglomerularfiltratereabsorptionoccursinA.Bowman'scapsuleB.proximaltubuleC.ascendinglimbofloopofHenleD. distaltubuleE.collectingductThekidneyhandled'K+byA.filtrationonlyB.filtrationandreabsorptiononlyC. filtrationandsecre

14、tiononlyD.filtration,reabsorption,andsecretionE. filtration,reabsorption,andmetabolismPygmy,maybe,inthechildhoodresultedfromdeficiencyofA.growthhormoneB.T3C.CortisolD.insulinE.AldosteroneCretinism,maybe,inthechildhoodresultedfromdeficiencyofA.growthhormoneB.T3C.epinephrineD.oxytocinE.glucagonFollowi

15、nghormonemayelevatebloodglucoseconcentration,exceptA.epinephrineB.glucagonsC.CortisolD.calcitoninE.growthhormoneBloodfromamarathonrunnerneartheendofaracewillcontainallofthefollowing,exceptA.decreasedglucoseB.increasedinsulinC.increasedglucagonsA. increasedfreefattyacidsE.increasedglycerolUndertheexe

16、rcisecondition,themostheat-producingtissueisA.musclesB.fatsC.liverD.bloodE.nervesHeattransferoccursbyA.radiationB.conductionC.convectionD.evaporationE.above-mentionedallThebasicnervouscentreforbodytemperatureregulationisA.medullaoblongataB.pontineneuronsC.hypothalamusD.spinalcordE.braincortexAspirin

17、canreducefeverbecauseitdirectlydepressesbodytemperatureitdirectlyincreasesheatlossitdirectlydecreasesheatgenerationitdirectlyreducestemperaturesetpointinthehypothalamusitdirectlyletspersontakebehaviouralmeasuresagainstfeverPARTmAnswerQuestion:(50Points)1 PleaseanswercomponentsofatypicalECGtraceandea

18、chmeaning(8Points)2 WhataredeterminantsandregulationofRBF?(8Points)3 HowarepulmonaryventilationInfluencedbyPO2,PCO2,andpH?(10Points)Whataretypicalandcommonpatternsofmotilityindifferentpartsofgastrointestinaltracts?8Points)5Whatarefunctionsofthyroidhormones?(8Points)6Howdoesthehumanbody'sreflexre

19、sponsetocold?(8Points)苏州大学20052006学年度第一学期临床医学7年制生生理学试题(双语B卷)2005,01PhysiologicalTestPaper(TypeB)forMedicalStudent(7yearlengthofschooling)Year05To06,FirstSemester,SoochowUniversityJan,2005ANSWER1 PARTIExplanationofterminology:(20Points)Positivefeedback:Therearesituationswheretheinitialresponseproduce

20、sfurtherchangeinthesamecondition.Thisisself-perpetuatingandiscalledpositivefeedback.2 Antiporter:Thecarrierproteincouplesthemovementofmoleculesinoppositedirections,thenitiscalledanantiporterandthemoleculesaresaidtobecounter-transported.3 Restingpotential:Underthequietorcalmconditions(withoutanystimu

21、li),themembranedisplaysthepotentialdifferencebetweeninsideanodutsidethecell.4 MeanArterialPressure:MAP=DiastolicPressure+1/3PulsePressure,about100mmHg(13.3kPa).5 Surfactant:Thefluidliningthealveolicontainsmaterial,aphospholipidsecretedbytypeUpneumocyteswhichlowersthesurfacetensionofalveoliandcausesu

22、rfacetensiontochangewithvolume.6 Basicelectricalrhythm(BER):Thebasicelectricalrhythm(BER)isaslowspontaneousdepolarizedwaveintheGItractandBERofsmoothmusclecellsformthebasis(actionpotential)ofstomachcontractions.7 Respiratoryquotient:RQ=MolnumberofproducingCO2inbodyperunittime/MolnumberofconsumptiveO2

23、inbodyperunittime.8 Renalreabsorption:Saltandwaterarereabsorbedindifferentpartsofrenaltubulesintointerstitialfluidandfinallyintotheblood,whichisnamedrenalreabsorption.9 Puberty:OnsetofthespecialperiodsismarkedbypulsatilesecretionofGnRH,FSH,andLHbothinmaleandfemaleforbodyfastdevelopment.10 Corebodyte

24、mperature:Itisthetemperatureoftheinteriorofthebodyandisacontrolledvariablethatismaintainedwithinnarrowlimits.PARTnSingleChoice:(30Points,PleaseMakeYourAnswerinTABLE)Number123456789101112131415AnswerACCDBEBECDCEDECNumber161718192021222324252627282930AnswerEAACBBDABDBAECDPARTmAnswerQuestion:(50Points)

25、1 PleaseanswercomponentsofatypicalECGtraceandeachmeaning(8Points)ThreemajorcomponentsofanECGarePwave,QRScomplex,Twave.Pwave:atrialdepolarizationQRScomplex:depolarizationofventriclesTwave:repolarizationofventriclesPRintervalistheintervalfromthebeginningofatrialactivationtothebeginningofventricularact

26、ivation.QTintervalistherequiredforventriculardepolarizationandrepolarization.2 WhataredeterminantsandregulationofRBF?(8Points)RBFisdeterminedbysystemicarterialbloodpressureandrenalvascularresistance.RBFdemonstratesautoregulation.Autoregulationinvolvesafferentnotefferentarterioles.Autoregulationisexp

27、lainedeitherbythemyogenichypothesisortubuloglomerularfeedback.HowarepulmonaryventilationInfluencedbyPO2,PCO2,andpH?(10Points)Twogroupsofchemoreceptors,medullaryandperipheral,sendafferentinformationtothemedullaandinfluencethedepthandrateofrespiration.MedullarychemoreceptorsaresensitivetopHandincrease

28、ventilationwhenpHfalls.PeripheralchemoreceptorsaresensitivetopHO2J,andCO2withPCO2beingmosteffective.SensitivityoftheperipheralchemoreceptorsisinfluencedbypH,.PO,andPCQ.Whataretypicalandcommonpatternsofmotilityindifferentpartsofgastrointestinaltracts?8Points)Thecommonpatternsofmotilityindifferentpart

29、sofgastrointestinaltractsisperistalsis.Thetypicalpatternsofmotilityatstomachisreceptiverelaxationforstoreoffood.Thetypicalpatternsofmotilityatsmallintestineissegmentationforturningfoodintosmallerparticlesandhelpingabsorption.Thetypicalpatternsofmotilityatlargeintestineismassmovementforpushingthecontentsinthecolonintothenextdownstreamsegment.(1) Whatarefunctionso