![Lub qhov muag pom kev ua haujlwm li cas? Lub qhov muag pom kev ua haujlwm li cas?](https://i.answers-medical.com/preview/medical-health/14013108-how-does-the-visual-sensory-system-work-j.webp)
Video: Lub qhov muag pom kev ua haujlwm li cas?
![Video: Lub qhov muag pom kev ua haujlwm li cas? Video: Lub qhov muag pom kev ua haujlwm li cas?](https://i.ytimg.com/vi/ViMn_za24MI/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Lub ntsiab kev xav lub cev pom qhov system yog lub qhov muag, uas yuav siv sij hawm nyob rau hauv lub cev stimuli ntawm lub teeb rays thiab transduces rau hauv hluav taws xob thiab tshuaj teeb liab uas yuav txhais tau los ntawm lub hlwb los tsim lub cev dluab.
Kuj paub yog, qhov kev ua haujlwm pom kev zoo li cas?
Cov pom qhov system yog ib feem ntawm lub paj hlwb qhov system uas ua rau cov kab mob muaj peev xwm ua tau pom kev nthuav dav raws li pom, nrog rau ua kom muaj peev xwm tsim ob peb yam duab uas tsis yog duab kev ua haujlwm.
Ib yam li ntawd, qhov kev xav ntawm lub zeem muag ua haujlwm li cas? Lub Zeem Muag , tib neeg qhov tseem ceeb tshaj plaws kev nkag siab , koom nrog cov txheej txheem nyuaj ntawm kev hloov cov teeb liab teeb rau hauv cov duab hauv lub hlwb. Lub teeb dhau los ntawm lub lens, qhov uas nws tau tsom mus rau lub retina qhov twg cov duab hluav taws xob hu ua pas nrig thiab lub khob hliav qab hloov cov ntaub ntawv mus rau hluav taws xob uas tuaj yeem txhais los ntawm lub hlwb.
Tsis tas li ntawd, qhov kev hnov lus ua haujlwm li cas?
A lub cev yog ib feem ntawm cov hlab ntsha qhov system lub luag haujlwm rau kev ua haujlwm kev xav cov ntaub ntawv. A lub cev muaj kev xav receptors, neural pathways, thiab ib feem ntawm lub paj hlwb koom nrog kev xav kev xaav.
Txoj kev ntawm kev pom kev ua haujlwm yog dab tsi?
Visual Pathway . Cov kev pom kev muaj cov kab ntawm cov cell thiab cov synapses uas nqa pom kev cov ntaub ntawv los ntawm ib puag ncig mus rau lub hlwb rau ua . Nws suav nrog retina, optic paj hlwb, optic chiasm, optic ib puag ncig, lateral geniculate nucleus (LGN), optic radiations, thiab striate cortex (Daim duab 13-1).
Pom zoo:
Dab tsi yog txhais los ntawm qhov muag tsis pom thiab ob qhov muag tsis pom?
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Qhov muag tsis pom, lossis ob-qhov muag tsis pom, yog thaum tus neeg mob tsis paub tias lawv tau txais kev kho mob li cas. Lawv tuaj yeem tau txais cov placebo lossis cov tshuaj tiag. Qhov muag tsis pom kuj tseem hais txog kev coj ua ntawm kev khaws lub npe ntawm kev kho mob. Placebos tuaj yeem siv rau qhov muag tsis pom hauv kev txheeb cais
Vim li cas qhov muag tsis pom thaum nws tsoo qhov muag tsis pom?
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Qhov muag tsis pom yog tshwm sim los ntawm cov hlab ntsha qhov muag tawm sab nraub qaum ntawm txhua lub qhov muag. Tsis muaj cov duab pom tam sim no, yog li ntawd lub zeem muag ploj thaum lub teeb pom qhov chaw no (qhov muag tsis pom)
Dab tsi yog cov qauv pom hauv lub qhov muag yaj uas tsis pom nyob hauv tib neeg qhov muag?
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Lub tapetum lucidum, uas tsis pom nyob rau hauv tib neeg lub qhov muag, ua haujlwm kom pom lub teeb mus rau retina
Qhov twg ntawm lub qhov muag muaj lub teeb pom kev uas hloov pauv lub teeb liab mus rau hauv kev xav ntawm lub paj hlwb?
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Lub teeb yog mapped raws li ib tug duab nyob rau saum npoo ntawm lub retina los ntawm activating ib tug series ntawm lub teeb-sensitive hlwb hu ua rods thiab cones. Cov hlwb photoreceptor no hloov lub teeb mus rau hluav taws xob uas tau xa mus rau lub hlwb los ntawm cov hlab ntsha
Jane Elliot tau txais lub tswv yim qhov twg rau qhov muag qhov muag thiab qhov muag xim av?
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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.