浙江省杭州二中2023-2024学年上学期高二年级期末考英语试题.pdf

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浙江省杭州二中2023-2024学年上学期高二年级期末考英语

试题

学:___________姓名：___________班级：___________考号：___________

一、阅读理解

Arecentstudyhasdiscoveredthatgentlesoundstimulation,referredtoaspinknoise,

couldenhancedeepsleepamongolderadultsandstrengthentheirwordrecallabilities.

Deepsleepiscriticalformemoryconsolidation.Butbeginninginmiddleage,it

decreasesconsiderably,contributingtomemorylossinaging.Thesoundstimulation

significantlyenhanceddeepsleepinparticipantsandtheirscoresonamemorytest.This

innovativeapproachoffersasimpleandsafemeanstopotentiallyenhancememoryamong

olderindividualsandmitigatethenaturalage-relatedmemorydecline.

AteamofresearchersfromtheNorthwesternUniversityintheUSgathered13adults

aged60andabove,monitoringtheirsleepinalabfortwonights.Onbothnights,the

participantsunderwentamemorytest,wenttobedwhilewearingheadphonesandaspecial

cap,andtookthememorytestagaininthemorning.Butwithouttheparticipants’awareness,

researchersonlyplayedpinknoiseintotheheadphonesononenight.Morespecifically,they

timedthesoundstomatchtheparticipants’slow-waveoscillations.Duringdeepsleep,brain

wavesslowtoapproximatelyoneoscillationpersecond,comparedtoabouttenoscillations

persecondduringwakefulness.Thesystemtheyemployedinthestudyallowedtheteamto

deliveralowburstofpinknoiseatthe“precisemoment”whentheparticipants’slowwaves

rose—apatternthatisuniquetoeachperson.

Thestudyfoundthatparticipants’slowwavesincreasedafterthenightofsound

stimulation,suggestingapotentialenhancementintheirdeepsleepquality.Andinthe

morningafterhearingpink

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