FrequencyspectrummightactascommunicationcodebetweenretinaandvisualcortexⅠ
摘要: AIM:ToexplorechangesandpossiblecommunicationrelationshipoflocalpotentialsignalsrecordedsimultaneouslyfromretinaandvisualcortexI(V1).·METHODS:FourteenC57BL/6Jmiceweremeasuredwithpatternelectroretinogram(PERG)andpatternvisuallyevokedpotential(PVEP)andfastFouriertransformhasbeenusedtoanalyzethefrequencycomponentsofthosesignals.·RESULTS:TheamplitudeofPERGandPVEPwasmeasuredatabout36.7μVand112.5μVrespectivelyandthedominantfrequencyofPERGandPVEP,however,stayunchangedandbothsignalsdonothavesecond,orotherwise,harmonicgeneration.·CONCLUSION:Theresultssuggestedthatretinaencodesvisualinformationinthewayoffrequencyspectrumandthentransfersittoprimaryvisualcortex.Theprimaryvisualcortexacceptsanddecipherstheinputvisualinformationcodedfromretina.FrequencyspectrummayactascommunicationcodebetweenretinaandV1. ...
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