2020年职称英语考试卫生类B级阅读(五)

2020年职称英语考试卫生类B级阅读（5）SleepProblemsPlaguetheOlderSetOlderAmericansoftenhavedifficultygettingagoodnight’srest.It’sahugequality-of-lifeproblem,expertssay,becausecontrarytopopularbelief,seniorsrequireaboutthesameamountofsleepasyoungeradults.“Sleepproblemsandsleepdisordersarenotaninherent（固有的）partofaging,”saidDr.HarrisonG.Bloom,anassociateclinicalprofessorofgeriatrics（老年病学）andmedicineattheMountSinaiSchoolofMedicineinNewYorkCity.“It’sprettymuchofamyththatolderpeopleneedlesssleepthanyoungerpeople.”Yet,inastudypublishedrecentlyinTheAmericanJournalofMedicine,researchersfoundthatmorethanhalfofolderAmericanshaveproblemsgettingthesleeptheyneed.Olderpeopletendtohave“sleepfragmentation,”meaningtheywakeupmoreoftenduringthenight,saidstudyauthorDr.JulieGammack,anassistantprofessorofmedicineintheDivisionofGeriatricMedicineatSt.LouisUniversity.Theyalsoseemtogetless“REM”sleep,thetypeofsleepduringwhichrapideyemovementoccurs,Bloomadded.It'sunclearwhatrolethesenaturallyoccurringchangesinsleeppatternshaveonaperson'squalityoflife,Bloomsaid.“Whatisimportant,though,isthatolderpeopleoftenhaveactualsleepdisordersandproblemswithsleep,”hesaid.And,expertssay,thereisusuallymorethanonecause.“Sleeptroubleinolderadultsistypicallyassociatedwithacuteandchronicillnesses,includingspecificsleepdisorderslikesleepapnea（呼吸暂停）andrestlesslegsyndromethatappearwithgreaterfrequencyinolderpopulations,”saidMichaelV.Vitiello,aprofessorofpsychiatryandbehavioralsciencesandassociatedirectoroftheUniversityofWashington'sNorthwestGeriatricEducationCenter.Takingmultiplemedications,asmanyolderpeopledo,canalsoleadtofatigueand“hypersomnia,”orbeingtiredallthetime,Bloomadded.Anotherbigproblem,henoted,isdepressionandanxiety.“Thoseareverycommonlyassociatedwithsleepproblems.”Despitetheprevalence（流行）ofsleepdifficultiesinolderadults,manypatientsaren’tgettingthehelptheyneed.Asaresult,problemslikeinsomnia（失眠）,restlesslegsyndromeandsleepapneaareunderdiagnosedandundertreated,Bloomsaid.1. Sleepproblemscanseriouslyaffectone’squalityoflife.A.RightB.WrongC.Notmentioned2. Itistruethatolderpeopleneedlesssleepthanyoungerpeople.A.RightB.WrongC.Notmentioned3. YoungerpeopleinAmericaseldomcomplainofsleepdisorders.A.RightB.WrongC.Notmentioned4. ThenumberofolderAmericanswithsleepproblemsisnotsmall.A.RightB.WrongC.Notmentioned5. “Sleepfragmentation”referstoamarkedlackof“REM”sleep.A.RightB.WrongC.Notmentioned6. Thecausesofsleepproblemsinolderpeopleremainunidentified.A.RightB.WrongC.Notmentioned7. ActionswillsoonbetakeninAmericatobetterhelppeoplewithsleepproblems.A.RightB.WrongC.Notmentioned答案解析。