Brain researchers uncover secrets of memory

查字典英语网 2016年10月28日

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      Muchresearchonthehumanbrainisfocusedonunderstandinghowpeopleformmemories, storethemandretrievethem. Now, astudybyscientistsattheUniversityofCalifornia-DavisandtheUniversityofTexasHealthScienceCenterinHoustonisprovidingnewinsightintotheprocess. Researchersatthetwoschoolsfoundthatseparateareasofthebraincoordinatemuchlikelittleradiostations -- toformmemoriesinvolvingtimeandspace.

      InMemorial-HermannhospitalattheUniversityofTexasMedicalCenterinHouston, NeurosurgeonNitinTandonvisits 26-year-oldepilepsypatientTyler.

      Dr. TandonhasplacedplatinumelectrodesonthesurfaceofTyler'sbrainsothathecanmonitorelectricalsignalswhenTylerishavingaseizure.

      "Beforewecanevenunderstandhowwewouldcomeupwithprostheticdevicesthatwemaybeabletousetosupplantcertainbrainfunctionsthathavebeenlost, wehavetomodelthoseandunderstandthoseatacomputationallevel," Tandonsaid.

      Sincesuchstudiescontributetotheunderstandingofepilepsy, Tylerisawillingparticipant.

      "Ithinkthemoreeducationthereisaboutit, thebetterofftherestofthepeoplewillbe," Tylersaid.

      PatientslikeTylerhavealsocontributedtoastudyofhowthebrainformsmemoriesofeventsintermsoftimeandspace.

      “Ithasbeenapuzzlehowthebraincommunicatesbothwiththe "where" andthe "when" areas,” Tandonsaid.

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