医学7年制生理学英文试题B卷

1、医学7年制生理学英文试题B卷医学7年制生理学英文试题B卷9/9医学7年制生理学英文试题B卷精选文档苏州大学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：_PARTExplanationofterminology:（20Points）Positivefeedback:Antipor

2、ter:Restingpotential:MeanArterialPressure:Surfactant:Basicelectricalrhythm(BER):Respiratoryquotient:Renalreabsorption:Puberty:Corebodytemperature:.精选文档PARTSingleChoice:（30Points,PleaseMakeYourAnswerinTABLE）Number123456789101112131415AnswerNumber161718192021222324252627282930Answer1Whatarespecialized

3、toproduceforceandmovement?A.musclecellsB.connectivetissuesC.nervecellsD.epithelialcellsE.synapse2ThefluidenvironmentsurroundingeachcelliscalledtheA.intracellularfluidB.infracellularfluidC.internalenvironmentD.externalenvironmentE.nuclearfluid3Howmuchofnormalbodyweightismadeupofwater?A.10%B.35%C.60%D

4、.90%E.70%4WhichofthefollowingisNOTacharacteristicoflife?A.growthB.responsivenessC.reproductionD.organsystemsE.adaptionWhichofthefollowingdoesNOToccurinaskeletalmuscleduringcontraction?A.thickandthinfilamentsbindtoeachotherB.musclefibersstretchC.thickandthinfilaments“slide”pasteachotherD.musclefibers

5、shortenE.thickandthinfilamentsoverlapAbouttheformingmechanismofactionpotential,ascendingbranchisduetoA.Ca+excurrentflowB.K+incurrentflowC.Na+excurrentflowD.K+excurrentflowE.Na+incurrentflowTherandomthermalmotionofmoleculesfromanareaofhigherconcentrationtooneoflowerconcentrationistermedA.fluxB.diffus

6、ionC.osmosisD.bulkflowE.pump.精选文档Iftheend-diastolicventricularvolumesareincreased(withinphysiologicallimits)thestrokevolumewouldbedecreasedcardiacoutputwouldbedecreasedvenouspressurewouldbedecreasedtheforceofcardiaccontractionwouldbedecreasedabove-mentionedresultswouldbeincorrectThemaximumofventricu

7、larpressurewilloccurinA.PeriodofisovolumetriccontractionB.PeriodofatriumSystoleC.PeriodofventricularejectionD.PeriodofisovolumetricrelaxationE.PeriodofventricularfillingAdecreaseinheartrate,withstrokevolumeandperipheralresistanceheldconstant,willresultinadecreaseinallofthefollowing,exceptA.arteriald

8、iastolicpressureB.arterialsystolicpressureC.cardiacoutputD.arterialpulsepressureE.meanarterialpressure11MyocardialcontractilityisbestcorrelatedwiththeintracellularconcentrationofA.Na+B.K+C.Ca+D.Cl-E.Mg+Thegreatestpressuredropinthecirculationoccursacrossthearteriolesbecausetheyhavethegreatestsurfacea

9、reatheyhavethegreatestcross-sectionalareathevelocityofbloodflowthroughthemishighestthevelocityofbloodflowthroughthemislowesttheyhavethegreatestresistanceThemostimportantchemicalfactortostimulaterespiratoryexcitationisA.HCO-3B.K+C.H+D.CO2E.O2Correctdescriptionofthedeadspacedoesnotincludedeadspaceisth

10、evolumeofairthatdoesnotreachareasofthelungwheregasexchangeoccurs.anatomicaldeadspaceisduetotheconductionairways.alveolardeadspaceisduetoalveolithatreceiveinadequatebloodflow.physiologicaldeadspaceisthesumofanatomicalandalveolardeadspaces.deadspacevolumeisalwayschangeableThemoststrongdigestiveliquidi

11、s.精选文档A.salivaB.gastricliquidC.pancreaticliquidD.bileE.smallintestinalliquidThefunctionofintrinsicfactoristohelpDigestionandabsorptionofVitaminDDigestionandabsorptionofVitaminCDigestionandabsorptionofVitaminADigestionandabsorptionofVitaminEDigestionandabsorptionofVitaminB12Themosteffectivecomponento

12、fbileisA.bileacidsB.phospholipidsC.cholesterolD.PigmentsE.electrolytes18ThequickeststomachemptyingisA.WaterB.carbohydrateC.proteinsD.fatsE.ions19TheprimarysitefordigestionandabsorptionoffoodisA.esophagusB.stomachC.smallintestineD.colonE.mouthThemostimportantexcretiveorganisA.lungB.kidneyC.skinD.GItr

13、actE.breast21ThehighestpercentageofglomerularfiltratereabsorptionoccursinA.BowmanscapsuleB.proximaltubuleC.ascendinglimbofloopofHenleD.distaltubuleE.collectingduct22Thekidney“handles”K+byA.filtrationonlyB.filtrationandreabsorptiononlyC.filtrationandsecretiononlyD.filtration,reabsorption,andsecretion

14、E.filtration,reabsorption,andmetabolism23Pygmy,maybe,inthechildhoodresultedfromdeficiencyofA.growthhormoneB.T3C.CortisolD.insulinE.Aldosterone24Cretinism,maybe,inthechildhoodresultedfromdeficiencyofA.growthhormoneB.T3C.epinephrineD.oxytocinE.glucagon25Followinghormonemayelevatebloodglucoseconcentrat

15、ion,exceptA.epinephrineB.glucagonsC.CortisolD.calcitoninE.growthhormoneBloodfromamarathonrunnerneartheendofaracewillcontainallofthefollowing,exceptA.decreasedglucoseB.increasedinsulinC.increasedglucagonsD.increasedfreefattyacidsE.increasedglycerol.精选文档27Undertheexercisecondition,themostheat-producin

16、gtissueisA.musclesB.fatsC.liverD.bloodE.nerves28HeattransferoccursbyA.radiationB.conductionC.convectionD.evaporationE.above-mentionedall29ThebasicnervouscentreforbodytemperatureregulationisA.medullaoblongataB.pontineneuronsC.hypothalamusD.spinalcordE.braincortexAspirincanreducefeverbecauseitdirectly

17、depressesbodytemperatureitdirectlyincreasesheatlossitdirectlydecreasesheatgenerationitdirectlyreducestemperaturesetpointinthehypothalamusitdirectlyletspersontakebehaviouralmeasuresagainstfeverPARTAnswerQuestion:（50Points）1PleaseanswercomponentsofatypicalECGtraceandeachmeaning.(8Points)2Whataredeterm

18、inantsandregulationofRBF?(8Points).精选文档3HowarepulmonaryventilationInfluencedbyPO2,PCO2,andpH?(10Points)4Whataretypicalandcommonpatternsofmotilityindifferentpartsofgastrointestinaltracts?8(Points)5Whatarefunctionsofthyroidhormones?(8Points)6Howdoesthehumanbodysreflexresponsetocold?(8Points).精选文档苏州大学2

19、0052006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,2005ANSWERPARTExplanationofterminology:（20Points）Positivefeedback:Therearesituationswheretheinitialresponseproducesfurtherchangeinthesameconditi

20、on.Thisisself-perpetuatingandiscalledpositivefeedback.Antiporter:Thecarrierproteincouplesthemovementofmoleculesinoppositedirections,thenitiscalledanantiporterandthemoleculesaresaidtobecounter-transported.Restingpotential:Underthequietorcalmconditions(withoutanystimuli),themembranedisplaysthepotentia

21、ldifferencebetweeninsideandoutsidethecell.MeanArterialPressure:MAP=DiastolicPressure+1/3PulsePressure,about100mmHg(13.3kPa).Surfactant:Thefluidliningthealveolicontainsmaterial,aphospholipidsecretedbytypepneumocyteswhichlowersthesurfacetensionofalveoliandcausesurfacetensiontochangewithvolume.6Basicel

22、ectricalrhythm(BER):Thebasicelectricalrhythm(BER)isaslowspontaneousdepolarizedwaveintheGItractandBERofsmoothmusclecellsformthebasis(actionpotential)ofstomachcontractions.Respiratoryquotient:RQ=MolnumberofproducingCO2inbodyperunittime/MolnumberofconsumptiveO2inbodyperunittime.Renalreabsorption:Saltan

23、dwaterarereabsorbedindifferentpartsofrenaltubulesintointerstitialfluidandfinallyintotheblood,whichisnamedrenalreabsorption.Puberty:OnsetofthespecialperiodsismarkedbypulsatilesecretionofGnRH,FSH,andLHbothinmaleandfemaleforbodyfastdevelopment.精选文档Corebodytemperature:Itisthetemperatureoftheinteriorofth

24、ebodyandisacontrolledvariablethatismaintainedwithinnarrowlimits.PARTSingleChoice:（30Points,PleaseMakeYourAnswerinTABLE）Number123456789101112131415AnswerACCDBEBECDCEDECNumber161718192021222324252627282930AnswerEAACBBDABDBAECDPARTAnswerQuestion:（50Points）1PleaseanswercomponentsofatypicalECGtraceandeac

25、hmeaning.(8Points)ThreemajorcomponentsofanECGarePwave,QRScomplex,Twave.Pwave:atrialdepolarizationQRScomplex:depolarizationofventriclesTwave:repolarizationofventriclesPRintervalistheintervalfromthebeginningofatrialactivationtothebeginningofventricularactivation.QTintervalistherequiredforventricularde

26、polarizationandrepolarization.2WhataredeterminantsandregulationofRBF?(8Points)RBFisdeterminedbysystemicarterialbloodpressureandrenalvascularresistance.RBFdemonstratesautoregulation.Autoregulationinvolvesafferentnotefferentarterioles.Autoregulationisexplainedeitherbythemyogenichypothesisortubuloglome

27、rularfeedback.3HowarepulmonaryventilationInfluencedbyPO2,PCO2,andpH?(10Points)Twogroupsofchemoreceptors,medullaryandperipheral,sendafferentinformationtothemedullaandinfluencethedepthandrateofrespiration.MedullarychemoreceptorsaresensitivetopHandincreaseventilationwhenpHfalls.Peripheralchemoreceptors

28、aresensitivetopHO2,andCOP,P2,withPCO2beingmosteffective.SensitivityoftheperipheralchemoreceptorsisinfluencedbypH,.PO2,andPCO2.精选文档4Whataretypicalandcommonpatternsofmotilityindifferentpartsofgastrointestinaltracts?8(Points)Thecommonpatternsofmotilityindifferentpartsofgastrointestinaltractsisperistals

29、is.Thetypicalpatternsofmotilityatstomachisreceptiverelaxationforstoreoffood.Thetypicalpatternsofmotilityatsmallintestineissegmentationforturningfoodintosmallerparticlesandhelpingabsorption.Thetypicalpatternsofmotilityatlargeintestineismassmovementforpushingthecontentsinthecolonintothenextdownstreamsegme