Cov txheej txheem:
![Qhov pom kev poob yog dab tsi? Qhov pom kev poob yog dab tsi?](https://i.answers-medical.com/preview/medical-health/14055655-what-is-visual-loss-j.webp)
Video: Qhov pom kev poob yog dab tsi?
![Video: Qhov pom kev poob yog dab tsi? Video: Qhov pom kev poob yog dab tsi?](https://i.ytimg.com/vi/aCg-WBpaA6U/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Lwm lub npe: Kev tsis pom kev tsis pom kev, tsis pom kev
Ntawm no, puas pom kev tsis pom kev zoo ib yam li qhov muag tsis pom?
Lub ntsiab lus ntawm qhov muag tsis pom kev yog "kev txo qis hauv lub peev xwm pom mus rau qee qhov uas ua rau muaj teeb meem tsis tuaj yeem kho tau los ntawm ib txwm siv, xws li tsom iav." Qhov muag tsis pom kev yog "lub xeev tsis tuaj yeem pom vim raug mob, kab mob lossis xwm txheej xwm txheej." kiag li dig muag hais txog kev poob tag pom.
Tom qab ntawd, lo lus nug yog, kev kho qhov muag tsis pom kev zoo li cas? Cov kev xaiv yuav suav nrog tsom iav, tsom iav qhov muag, thiab muag qhov muag lossis lwm yam tshuaj. Hauv qee kis, yuav tsum tau phais. Piv txwv li, cataracts feem ntau kho los ntawm kev tshem lub lens huab thiab hloov nws nrog lub lens sab hauv (lub iav yas dag uas tsis xav tau kev saib xyuas tshwj xeeb thiab rov kho dua pom kev ).
Hauv qhov no, hom kev tsis pom kev puas tsuaj yog dab tsi?
Hom kev pom kev tsis pom kev
- Kev poob ntawm Central Vision. Qhov poob ntawm qhov tsis pom kev hauv nruab nrab tsim qhov muag plooj lossis qhov muag tsis pom, tab sis sab (peripheral) tsis pom kev zoo.
- Poob ntawm Peripheral (Sab) Lub Zeem Muag.
- Qhov muag tsis pom kev.
- Generalized Haze.
- Lub teeb rhiab heev.
- Hmo tsis pom kev.
Dab tsi ua rau qhov muag tsis pom kev?
Cov ua ntawm poob ntawm pom kev muaj ntau yam sib txawv thiab ntau yam los ntawm cov xwm txheej cuam tshuam rau lub qhov muag mus rau cov xwm txheej cuam tshuam rau qhov pom kev ua haujlwm hauv lub hlwb. Feem ntau ua ntawm tsis pom kev Hauv cov neeg laus muaj xws li ntshav qab zib retinopathy, glaucoma, hnub nyoog ntsig txog macular degeneration, thiab cataracts.
Pom zoo:
Dab tsi yog qhov kev nkag siab tsis tu ncua thiab dab tsi yog qhov loj me me qhov ntev xim tsis tu ncua zoo li qub)?
![Dab tsi yog qhov kev nkag siab tsis tu ncua thiab dab tsi yog qhov loj me me qhov ntev xim tsis tu ncua zoo li qub)? Dab tsi yog qhov kev nkag siab tsis tu ncua thiab dab tsi yog qhov loj me me qhov ntev xim tsis tu ncua zoo li qub)?](https://i.answers-medical.com/preview/medical-health/13848337-what-is-perceptual-constancy-and-what-are-size-constancy-color-constancy-shape-constancy-j.webp)
Kev nkag siab tsis tu ncua, tseem hu ua qhov tsis sib xws, lossis qhov tshwm sim tsis tu ncua, kev nyiam tsiaj thiab tib neeg kom pom cov khoom paub zoo li muaj tus qauv zoo, qhov loj me, xim, lossis qhov chaw tsis hais txog kev hloov pauv ntawm lub kaum sab xis ntawm kev xav, nrug deb, lossis teeb pom kev zoo
Dab tsi yog qhov ua rau pom kev tsis pom kev?
![Dab tsi yog qhov ua rau pom kev tsis pom kev? Dab tsi yog qhov ua rau pom kev tsis pom kev?](https://i.answers-medical.com/preview/medical-health/13876359-what-are-the-causes-of-blurred-vision-j.webp)
Thawj qhov ua rau pom kev tsis pom kev yog qhov yuam kev cuam tshuam - qhov muag tsis pom kev, pom kev deb thiab pom qhov muag - lossis presbyopia. Tab sis qhov muag tsis pom kuj tseem tuaj yeem yog cov tsos mob ntawm teeb meem loj dua, suav nrog qhov muaj peev xwm ua rau pom qhov muag pom tus kab mob lossis ua rau lub paj hlwb puas tsuaj
Dab tsi yog qhov kev pom qhov pom kev zoo li qub?
![Dab tsi yog qhov kev pom qhov pom kev zoo li qub? Dab tsi yog qhov kev pom qhov pom kev zoo li qub?](https://i.answers-medical.com/preview/medical-health/13941774-what-is-the-normal-visual-acuity-range-j.webp)
Kwv yees li 6/5 txog 6/4
Tus neeg uas pom qhov muag pom pom dab tsi?
![Tus neeg uas pom qhov muag pom pom dab tsi? Tus neeg uas pom qhov muag pom pom dab tsi?](https://i.answers-medical.com/preview/medical-health/14016531-what-does-a-cross-eyed-person-see-j.webp)
Thaum tus me nyuam muaj strabismus, lub qhov muag tsis tsom mus rau tib yam khoom thiab txhua lub qhov muag xa cov duab sib txawv rau lub hlwb. Raws li qhov tshwm sim, lub hlwb yuav pom ob daim duab (ob lub zeem muag) lossis cov khoom zoo li qhov muag tsis pom. Cov menyuam yaus lub hlwb yog qhov ntse tiag tiag, thiab lawv tsis nyiam tau txais ob daim duab sib txawv es tsis yog ib qho
Dab tsi yog qhov tseem ceeb ntawm kev pom kev pom?
![Dab tsi yog qhov tseem ceeb ntawm kev pom kev pom? Dab tsi yog qhov tseem ceeb ntawm kev pom kev pom?](https://i.answers-medical.com/preview/medical-health/14063524-what-is-the-importance-of-visual-perception-j.webp)
Kev pom kev pom yog tus txheej txheem ntawm kev nqus qhov uas ib tug pom, teeb tsa nws hauv lub hlwb, thiab ua kom nkag siab ntawm nws. Ib qho piv txwv feem ntau ntawm kev pom kev pom qhov tseem ceeb hauv kev paub kev paub yog nyeem ntawv. Saib ntawm cov lus ntawm phau ntawv thiab muaj peev xwm ua kom nkag siab ntawm zaj dab neeg yog qhov pom kev pom ntawm kev ua haujlwm