Ubungakanani bomfundi wakho bungabonisa iingxaki zempilo
Ubukhulu bomfundi wakho buyakwazi ukuxelela ugqirha wakho malunga nempilo yakho. Ingundoqo ebalulekileyo ekuvulekeni izimo zonyango onokuthi ungazi.
Zininzi iinxalenye zeso kunye nomfundi phakathi kwezona zibalulekileyo. Ilawula ukukhanya okungena kwijiso lakho kwaye ishintsha ubungakanani besayizi. Umfundi wakho ngokwemvelo ukhulisa kunye neenkontileki ngokusekelwe kukukhanya kokukhanya okukufutshane nawe.
Yintoni uMfundi?
Umfundi ujikelezi, isangqa esimnyama phakathi kwendawo ye-iris eyinxalenye yebala lakho. Umfundi empeleni ungumngxuma ekugqibeleni ukukhanya kudlulela kwi- retina , ugcino olukhanyayo kwinqanaba elingasemva kweso.
Abafundi bakho bafana nokuvula ikhamera. Ubalawula ngokungaqondi xa ufuna ukukhanya okungaphezulu okanye ngaphantsi kwekhamera yakho (ngokubalulekileyo, ingqondo yakho). Iyakwandisa ibe yikhulu (dilate) okanye inkontileka ibe yincinci (umda).
Iris yakho iqukethe imisipha ephendula ngaphandle kwendlela yokulawula umlinganiselo wokukhanya ofikelela kwi-retina yakho. Ekukhanyeni okukhanyayo, umfundi uzama ukunciphisa inani lokukhanya elingaphambi kweso. Ngomkhanyiso omnyama okanye omnyama, umfundi uyancipha ukuze avumele ukukhanya okungakumbi kwiso ukuphucula umbono.
Ubungakanani bomfundi obuqhelekileyo buya kuba phakathi kwe-2.0 no-5.0 wamamitha, kuxhomekeke ekukhanyeni. Osemncinci wena, abafundi bakho baninzi bavame ukuba.
Ubunjani Ubunjani Bokubafundi Bomfundi
Xa ugqirha wakho ehlola umfundi wakho , uya kuqala ukhangele i-anisocoria -yimeko apho abafundi bengalingani ngosayizi. Ipesenti ezingamashumi amabini zoluntu jikelele zine-anisocoria eqhelekileyo kwaye ayibonakali nto engavumelekanga. Kwezinye iimeko, nangona kunjalo, ukungalingani kwabafundi bangangabonakali sesifo.
Ugqirha wakho uya kujonga kwakhona ubungakanani kunye nomlo womfundi ekukhanyeni kokubili kunye nokukhanya. Isantya kunye nomgangatho weempendulo zempupillary kwi-stimuli ziya kuphawulwa ngokunjalo. Ugqirha wakho unokuvavanya indlela yokuphendula ngayo i-pupillary response to close stimuli ezifana nokuprintwa okuncinci. Naluphi na uhluko phakathi kwabafundi bakho ababini.
Umfundi ulawulwa yindlela enomdla kakhulu emzimbeni. Inzwa iqala engqondweni, ihamba phantsi intambo yomgogodla, phezu komphezulu wempompo, phantsi komgca we-subclavian, intamo yentamo, kunye nokuveliswa kwengqondo. Ekugqibeleni, uhamba kufuphi ne-optic nererve uze umfundi.
Kuyinto engaqhelekanga kwaye ingaphandle kwendlela eya kuthatha. Naluphina ukuphazanyiswa kunye nayo inokuchaphazela inzwa kwaye ibangele utshintsho kwi-response pupillary. Yingakho abafundi bakho bangabonisa iingxaki zempilo ngokupheleleyo ezingahambelani namehlo akho.
Imiqathango enokuthintela ubungakanani bomfundi
Ubunzima bezinga lomfundi ngamanye amaxesha ungabonisa isigulo. Olu alukho uluhlu olupheleleyo njengoko abaphandi baqhubeka befumana ezinye iimeko ezingaboniswa ngumsebenzi wesikolo ongaqhelekanga. Iimeko ziquka:
- I-Glaucoma: Umfundi ophakanyisiwe phakathi kwexesha angaba ngumqondiso we- glaucoma .
- I-Aneurysm: I-aneurysm eqhutyelwa kwimithambo ethile yegazi kwingqondo ingabangela umfundi odibeneyo kunye nezinye iimpawu.
- I-Cancer yomlenze: Umdlavuza womlenze ochaphazela inxalenye esemgangathweni yemiphunga inokuchaphazela iifubillary nerve fibers.
- I-Brain Tumor : Ukuba i-tumor okanye ubunzima isondele kwimvelaphi ye-fibrous nerve fibers, ingabangela iingxaki ngaphakathi komfundi.
- I-Multiple Sclerosis: Enye yezibonakaliso ezinokwenzeka ze-multiple sclerosis (MS) yempendulo engavumelekanga yabafundi, eyaziwa njenge-deferent pupillary defect (APD).
- Intlungu Yentlungu: Ukulimala kwentloko okanye ukuxubusha kungabangela abafundi abangalinganiyo.
- Intloko yeCluster: Iintloko zentloko zingabangela umfundi onqongqo.
- Isisu: Ngezinye izihlandlo isifo singenza ukuba utshintsho kubukhulu bomfundi.
- I-Syphilis: I-Syphilis ingabangela umfundi waseArgyll-Robertson. Ezi zincinci, ezingalinganiyo, ezingenakulinganiswa nabafundi abaqhelana nokugxininisa kodwa bengaphenduli ngokuqhelekileyo ukukhanya.
Ukongezelela, izidakamizwa ezithile zokuzonwabisa kunye nokusetyenziswa kotywala kunokubangela ukuba abafundi bahlaziye okanye banqande ngokungavumelekanga. Yisizathu sokuba iziphathiswa zokunyanzeliswa komthetho ziza kubhekisisa abafundi babo xa bexeka ukuxiliswa. Eminye imithi kunye neyeza-counter-counter-anti, kuquka i-antihistamines, ngamanye amaxesha inganciphisa abafundi bakho nabo.
Indlela Ubungakanani Bomfundi Echaphazela Ukuhlinzwa Kweziliso ZaseLasik
Kungenzeka ukuba ubungakanani bakho bafundi bangakukhusela ukuba ube ne-Lasik eyeyonyango ukulungisa umbono wakho. Abantu abanabantwana abaninzi kakhulu abaqhelekanga kubaviwa beLazik kunye nezinye iinkqubo zokuzikhumbuza. Oogqirha bamehlo basebenzisa i-pupillometer ye-infrared ukulinganisa ubukhulu babantwana. Esi sixhobo sinekhamera enkulu efunyenwe kwi-infrared detection kunye nezibane zecala ezili-infrared for illumination.
Ukuba ngabafundi abakhulu ngokwemvelo okanye abafundi abaphucula kakhulu ekukhanyeni kunokunyusa ukuvela kwe-glare ne-halos elandelayo iLasik. Oku kuya kulwa nombono ocacileyo oyithembayo xa ukhetha ukuhlinzwa. Ngenxa yesi sizathu, ukulinganisa ubungakanani bokubafundi beyona nto ibalulekileyo ekunqumeni ukuba iLazik ikulungele.
ILizwi
Nangona ungeke ucinge ngabo, abafundi bakho bayindawo echaphazelekayo yomzimba wakho. Akunakusiza nje ukukunceda ubone ngcono kwiimeko ezahlukeneyo, anokubonisa ukukhathazeka kwimpilo yakho. Ngenxa yesi sizathu, kubalulekile ukufumana iimviwo zamehlo rhoqo. Ukuba uqaphela ukuba abafundi bakho basayizi obungavamile okanye besabela ngendlela eyahlukileyo, qiniseka ukuba ubona ugqirha wakho kwaye uyakukhangela.
> Umthombo
> UDoran M, uKarmel M, Stuart A. 4 Izimo ze-Neuro Azingabikho. I-EyeNet Magazine. I-American Academy ye-Ophthalmology. 2012.
> Liu GT, Volpe N, Galetta SL. I-Neuro-Opthalmology: Ukuxilonga noLawulo. Wesi-2. Amsterdam, eNetherlands: i-Elsevier zeSayensi zezeMpilo; 2010.