![Lub qhov muag xa teeb liab mus rau lub hlwb li cas? Lub qhov muag xa teeb liab mus rau lub hlwb li cas?](https://i.answers-medical.com/preview/medical-health/13927641-how-does-eye-send-signal-to-brain-j.webp)
Video: Lub qhov muag xa teeb liab mus rau lub hlwb li cas?
![Video: Lub qhov muag xa teeb liab mus rau lub hlwb li cas? Video: Lub qhov muag xa teeb liab mus rau lub hlwb li cas?](https://i.ytimg.com/vi/WJzP7w3QFbY/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Thaum lub teeb tsom tsom mus rau lub qhov muag, nws ua rau cov pas nrig thiab lub khob hliav qab. Lub retina ces xa paj hlwb teeb liab yog xa los ntawm sab nraum qab ntawm qhov muag mus rau lub paj hlwb. Cov kab mob optic nqa cov no teeb liab rau lub hlwb , uas txhais lawv li cov duab pom. Cov neeg feem coob siv ob qho tib si qhov muag pom ib yam khoom.
Tsis tas li ntawd, nws siv sijhawm ntev npaum cas rau koj lub qhov muag kom xa xov mus rau lub hlwb?
Cov kev tshawb fawb yav dhau los tau qhia txog lub hlwb siv tsawg kawg 50 milliseconds rau xa cov ntaub ntawv pom los ntawm retina mus rau "saum" ntawm cov lub hlwb pom kev ua cov saw thiab rov qab dua hauv cov loops uas paub tseeb tias yog dab tsi qhov muag pom, yog li cov kws tshawb fawb xav kom tib neeg yuav ua tsis zoo thaum pom cov duab pom tsawg dua 50
Ntxiv mus, koj puas tuaj yeem pom lub hlwb los ntawm koj lub qhov muag? Siv suab yoj rau pom lub hlwb Qhov muag yog txuas ncaj qha mus rau lub hlwb los ntawm cov paj hlwb uas nyob tom qab ntawm lub qhov muag. Txoj hauv kev cov txheej txheem ua haujlwm yog tias qhov kev sojntsuam ultrasound tau muab tso rau ntawm qhov kaw qhov muag tso cai rau peb saib qhov tob ntawm cov txheej txheem optic thaum lawv txuas nrog lub hlwb.
Ib yam nkaus, puas yog ob lub qhov muag ntawm lub hlwb?
Cov qhov muag yog tib leeg xwb ib feem ntawm lub paj hlwb uas tuaj yeem pom ncaj qha - qhov no tshwm sim thaum tus kws kho qhov muag siv lub qhov muag pom thiab ua lub teeb ci ci rau hauv koj lub qhov muag qhov muag raws li ib feem ntawm ib qhov muag xeem. Thiab yog tias muaj kev nyuaj siab hauv lub hlwb nce, tej zaum vim yog a lub hlwb qog nqaij hlav, peb tuaj yeem pom qhov no yog qhov o ntawm cov leeg qhov muag.
Lub hlwb ua cov ntaub ntawv nrawm npaum li cas?
Txawm li cas los xij, pab pawg kws tshawb fawb txog neuroscientists los ntawm MIT tau pom tias tib neeg lub hlwb tuaj yeem ua tag nrho cov duab uas lub qhov muag pom kom tsawg li 13 milliseconds - thawj qhov pov thawj ntawm qhov nrawm ua nrawm . Tias ceev yog nyob deb sai dua tshaj li 100 milliseconds qhia los ntawm kev tshawb fawb dhau los.
Pom zoo:
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Thaum kev ntxhov siab pom tau tias yog tswj tau, teeb meem tsom mus rau cov tswv yim daws teeb meem cuam tshuam nrog cov tsos mob ntawm kev puas siab puas ntsws, thaum nyob hauv qhov xwm txheej tsis txaus ntseeg, kev xav-tsom mus rau kev daws teeb meem cuam tshuam nrog cov tsos mob tsawg dua
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Lub Lens. Lub lens yog tsim los ntawm cov pob tshab, cov ntaub so ntswg hloov pauv thiab nyob ncaj qha tom qab lub qhov muag thiab tus menyuam. Nws yog qhov thib ob ntawm koj lub qhov muag, tom qab lub qhov muag, uas pab ua kom pom lub teeb thiab cov duab ntawm koj lub qhov muag
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Riceville Ua kom pom qhov no, lub hom phiaj ntawm Jane Elliott's Blue Eye Brown Eye activity yog dab tsi? Lub hom phiaj yog sim sim kev ntxub ntxaug lwm haiv neeg kev coj noj coj ua, thiab thoob plaws qhov kev tawm dag zog Elliott yog tus thawj coj muaj cai.