![Dab tsi yog qhov ntswg qhov ntswg? Dab tsi yog qhov ntswg qhov ntswg?](https://i.answers-medical.com/preview/medical-health/13923773-what-is-a-nasal-step-j.webp)
Video: Dab tsi yog qhov ntswg qhov ntswg?
![Video: Dab tsi yog qhov ntswg qhov ntswg? Video: Dab tsi yog qhov ntswg qhov ntswg?](https://i.ytimg.com/vi/oPugNlRTwj0/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Nyob rau hauv pratical ntsiab lus, lub qhov ntswg kauj ruam yog tus yam ntxwv thaum ntxov glaucomatous field poob zoo li qhov sib cais scotomas ntawm thaj chaw Bjerrum. Hmoov tsis zoo nws tuaj yeem pom hauv qhov muag pom ib txwm thiab hauv lwm yam kev mob.
Dhau li, dab tsi yog txhais los ntawm baring ntawm qhov muag tsis pom?
Lub cev baring ntawm qhov muag tsis pom yog ib qho khoom cuav ntawm kinetic perimetry. Qhov qis dua retina tsis nkag siab ntau dua qhov retina zoo dua, yog li isopter tau npaj tseg ntawm qhov pib ntawm qhov qis hauv nruab nrab retina tuaj yeem ua rau muaj txiaj ntsig zoo dua. baring ntawm qhov muag tsis pom.
Qhov thib ob, cov lej txhais li cas ntawm kev sim ntsuas pom? Siab dua cov zauv txhais tus neeg mob tuaj yeem pom lub teeb pom kev ntau dua, thiab yog li muaj kev nkag siab ntau dua pom kev ntawm qhov chaw ntawd. Cov txiaj ntsig zoo sawv cev rau thaj tsam ntawm teb tus neeg mob nyob qhov twg tau pom dimmer stimuli tshaj li tus neeg nruab nrab ntawm hnub nyoog ntawd. Cov txiaj ntsig tsis zoo sawv cev rau qhov ua tsis tau zoo ntawm qhov ib txwm muaj.
Kuj paub yog, dab tsi ua rau arcuate scotoma?
Common ua ntawm scotomata suav nrog cov kab mob demyelinating xws li ntau yam sclerosis (retrobulbar neuritis), puas rau cov hlab paj hlwb txheej hauv retina (pom zoo li paj rwb cov paj ntoo) vim yog ntshav siab, tshuaj lom xws li methyl cawv, ethambutol thiab quinine, kev noj zaub mov tsis zoo, vascular txhaws nyob rau hauv
Isopter contraction yog dab tsi?
Isopter contraction (Generalized kev nyuaj siab): Kev txwv me me ntawm lub hauv paus thiab thaj chaw ib puag ncig. Baring ntawm qhov muag tsis pom: Tsis suav nrog qhov muag tsis pom los ntawm thaj chaw nruab nrab vim yog txoj kev nkhaus sab hauv ntawm tus ciam teb sab nraud ntawm 30 ° thaj chaw nruab nrab.
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 sib txawv ntawm cov ntaub so ntswg sib txuas tsis tu ncua thiab cov ntaub so ntswg sib txuas tsis sib xws?
![Dab tsi yog qhov sib txawv ntawm cov ntaub so ntswg sib txuas tsis tu ncua thiab cov ntaub so ntswg sib txuas tsis sib xws? Dab tsi yog qhov sib txawv ntawm cov ntaub so ntswg sib txuas tsis tu ncua thiab cov ntaub so ntswg sib txuas tsis sib xws?](https://i.answers-medical.com/preview/medical-health/13907369-what-is-the-difference-between-dense-regular-connective-tissue-and-dense-irregular-connective-tissue-j.webp)
Cov ntaub so ntswg sib txuas tsis sib thooj muaj cov fibers uas tsis tau sib dhos ua ke zoo ib yam li cov ntaub so ntswg sib txuas ib ntus. Cov ntaub so ntswg sib txuas tsis sib thooj muaj feem ntau ntawm cov fibers collagen. Nws muaj cov khoom hauv av tsawg dua li cov ntaub so ntswg sib txuas
Dab tsi yog qhov txiaj ntsig ib txwm rau PaO 2 Dab tsi yog qhov txiaj ntsig rau kev txiav txim siab qhov hnyav ntawm hypoxemia?
![Dab tsi yog qhov txiaj ntsig ib txwm rau PaO 2 Dab tsi yog qhov txiaj ntsig rau kev txiav txim siab qhov hnyav ntawm hypoxemia? Dab tsi yog qhov txiaj ntsig ib txwm rau PaO 2 Dab tsi yog qhov txiaj ntsig rau kev txiav txim siab qhov hnyav ntawm hypoxemia?](https://i.answers-medical.com/preview/medical-health/13936103-what-are-the-normal-values-for-pao-2-what-are-the-values-for-determining-the-severity-of-hypoxemia-j.webp)
Zoo li feem ntau qhov kev kho mob ib txwm muaj txiaj ntsig thiab ntau yam, lub ntsiab lus tuaj yeem sib txawv me ntsis, tab sis feem ntau cov ntsiab lus hauv qab no siv: Ua rau me me hypoxemia: PaO2 = 60 txog 79 mmHg. Qhov nruab nrab hypoxemia: PaO2 = 40 txog 59 mmHg. Hypoxemia hnyav: PaO2 <40 mmHg
Puas yog Albuterol pab qhov ntswg qhov ntswg?
![Puas yog Albuterol pab qhov ntswg qhov ntswg? Puas yog Albuterol pab qhov ntswg qhov ntswg?](https://i.answers-medical.com/preview/medical-health/14018004-does-albuterol-help-stuffy-nose-j.webp)
Muab nws qhuav, hnoos hnoos (tshwj xeeb yog thaum hmo ntuj hnoos), hawb pob tuaj yeem hnov, lossis yog tias koj tus menyuam ua haujlwm hnyav ua pa. Nco ntsoov, albuterol tsuas yog pab ib qho ua rau hnoos: ua pa nruj. Nws yuav tsis pab lwm yam hnoos, xws li hnoos los ntawm qhov ntswg los ntawm qhov txias txias
Dab tsi yog qhov txawv ntawm qhov tseeb qhov pib thiab qhov sib txawv qhov pib?
![Dab tsi yog qhov txawv ntawm qhov tseeb qhov pib thiab qhov sib txawv qhov pib? Dab tsi yog qhov txawv ntawm qhov tseeb qhov pib thiab qhov sib txawv qhov pib?](https://i.answers-medical.com/preview/medical-health/14181956-what-is-the-difference-between-an-absolute-threshold-and-a-difference-threshold-j.webp)
Qhov pib tsis txaus yog qhov tsawg kawg ntawm kev txhawb siab xav tau rau ib tus neeg kom pom qhov kev txhawb siab 50 feem pua ntawm lub sijhawm. Qhov sib txawv ntawm qhov sib txawv yog qhov sib txawv me tshaj hauv kev txhawb nqa uas tuaj yeem kuaj pom 50 feem pua ntawm lub sijhawm