北京理工大学真题doc.docx
- 文档编号:2455544
- 上传时间:2022-10-29
- 格式:DOCX
- 页数:11
- 大小:24.63KB
北京理工大学真题doc.docx
《北京理工大学真题doc.docx》由会员分享,可在线阅读,更多相关《北京理工大学真题doc.docx(11页珍藏版)》请在冰豆网上搜索。
北京理工大学真题doc
北京理工大学真题2008年
(总分:
100.00,做题时间:
90分钟)
一、PartⅠReadingCompr(总题数:
4,分数:
40.00)
Passage1
ATIMEcolumnistbearswitnesstoanoperationtohelptripletswithcerebralpalsywalklikeotherboys.
CindyHickmannearlybledtodeaththedayshegavebirth--threemonthsprematurely--tohertripletsons.Weighinglessthan2lbs.each,herbabieswerealive,butbarely.TheyclungsotenuouslytolifethatherdoctorsrecommendedshenamethemA,BandC.Then,afterayearofheroicinterventions--brainshunts,tracheotomies,skullremodeling--oftenrequiringemergencyhelicopterridestothehospitalnearesttheirruralTennesseehome,theHickmanslearnedthattheirtripletshadcerebralpalsy.
Fifteenyearsagotherewasn'tmuchthatcouldbedoneaboutcerebralpalsy,adisordercausedbydamagetothemotorcentersofthebrain.Butpediatricmedicinehascomealongwaysincethen,bothininterventionbeforebirth,withbetterprenatalcareandvarioustechniquestopostponedelivery,andsurgicalinterventionsafterbirthtocorrectphysicaldeficiencies.Soalthoughtheincidenceofcerebralpalsyseemstobeincreasing(becausetheoddsofpreemiessurvivingaresomuchbetter),sotooarethenumberofsuccessstories.
Thisisoneofthem.Lane,CodieandWyatt(astheHickmanboysarecalled)havespasticcerebralpalsy,themostcommonform,accountingfornearly80%ofcases."Wefirstnoticedthattheyweren'twalkingwhentheyshould,"Cindyrecalls."Insteadtheywereonlydoingthecombatcrawl."Theirbrainsseemedtobedevelopingageappropriately,buttheirmuscleswereunnaturallystiff,makingwalkingdifficultifnotimpossible.
Happily,spasticcerebralpalsyisalsothemosttreatableformofCP,largelythankstoaprocedureknownasselectivedorsalrhizotomy,inwhichthenerverootsthatarecausingtheproblemareisolatedandsevered.AmongthefirsttochampionSDRintheU.S.inthelate1980swasDr.T.S.Park,aKorean-bornpediatricneurosurgeonatWashingtonUniversityinSt.Louis,Mo.,whohasperformedmorethan800oftheseoperationsandhopestodoanadditional1,000beforeheretires.
Havingperformedtheoperationmyselfasaresidentinneurosurgery,Iwaseagertoseehowthecountry'smostprolificSDRsurgeondoesit.LastmonthIgotanopportunitytostandbyhissideasheoperatedon3-year-oldLaneHickman.
Peeringthroughamicroscopeandguidedbyanelectricprobe,wewereabletodistinguishbetweenthetwogroupsofnerverootsleavingthespinalcord.Theventralrootssendinformationtothemuscle;thedorsalrootssendinformationbacktothespinalcord.Thedorsalrootscausespasticity,andifjusttherightonesaresevered,thesymptomscanbegreatlyreduced.
NearlyhalfamillionAmericanssufferfromcerebralpalsy.NotallarecandidatesforSDR,butParkestimatesthatasmanyashalfmaybe.Hegetsthebestresultswithchildrenbetweenages2and6whowerebornprematurelyandhavestiffnessonlyintheirlegs.Heisknownforperformingtheoperationveryhighupinthespine,rightwherethenerverootsexitthespinalcord.It'sriskierthatway,buttherecoveryisfaster,andinPark'sskilledhands,thesuccessrateishigher.
CindyandJeremyHickmanwilltestifytothat.Justafewweeksaftertheprocedure,twooftheirsonsarewalkingalmostnormallyandthethirdisrapidlyimproving.
(分数:
10.00)
(1).Whenthetripletswereborn,______
A.boththetripletsandtheirmothernearlydied
B.theydidn'thavecerebralpalsy
C.doctorsdidn'tbelievetheyweregoingtosurvive
D.theyreceivedmedicalinterventionlikebrainshunts(分数:
2.00)
A.
B.
C.
D.
(2).Cerebralpalsyis______
A.deadlydisease
B.akindofbraindisorder
C.nottreatableforchildrenwhoareover6andhavestiffnessintheirlegs
D.tobecuredbyisolatingandcuttingofftherightnerveroots(分数:
2.00)
A.
B.
C.
D.
(3).Therearemoreandmorecasesofcerebralpalsy______
A.becausetherearemoreandmoretriplets
B.becausemoreandmorebabiesprematurelybornareabletosurvive
C.sotherearemorecasesofsuccessfultreatment
D.sotherearemorecandidatesforSDR(分数:
2.00)
A.
B.
C.
D.
(4).Dr.T.S.Park______
A.isasuccessfulpioneerinadoptingSDRoperationsinCPtreatment
B.isfamousbecauseofhissuccesswiththetripletswhoareverydifficultcases
C.isambitiousbyhopingtodoanother1,000SDRoperations
D.isnotcautiousenoughbytakingriskstoperformtheoperationveryhighupthespine(分数:
2.00)
A.
B.
C.
D.
(5).SDRisaprocedureof______
A.prenatalinterventionusingdeliverypostponingtechniques
B.surgicalinterventionafterbirthtoreducespasticsymptoms
C.isolatingandseveringeitherofthetwogroupsofnerverootsleavingthespinalcord
D.greatriskandhighefficiency(分数:
2.00)
A.
B.
C.
D.
Passage2
Modernlorehasitthat
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 北京理工大学 doc