E mōhio ana koe ki te wāhanga tae o tō kanohi? Me kōrero tāua mō te iris!

Kua titiro kē koe ki ō kanohi i roto i te whakaata? Kātahi ka kite koe ko te porowhita pango iti i waenganui o te kanohi e kiia ana ko te "mowhiti pango". Ko te wāhanga tae i te taha o taua mowhiti pango ko te iris e kōrerohia ana e tātou i tēnei rā. He tae tēnei mō ētahi tāngata, he kikorangi mō ētahi, he hina mō ētahi, he kākāriki mō ētahi... He maha ngā momo tae. Kāore ianei i te tino ataahua? Nō reira, ehara i te mea he ataahua noa iho tēnei wāhanga tae, engari he mahi tino nui mō ō tātou kanohi.

He aha te mea ka tupu ki te wāhanga tae o te kanohi, arā, te iris?

Ki te kī ngāwari, ko tō iris tētahi o ngā wāhanga matua o tō kanohi e āwhina ana i a koe ki te kite. Ina koa, ko te nui o te mārama e tomo ana ki roto i tō kanohi e whakahaerehia ana e ngā uaua ngawari o tēnei iris. E mōhio ana koe, ko ngā uaua o tēnei iris, hei whakautu ki te mārama o te taiao, ka whakaiti, ka whakanui hoki i te mowhiti pango i waenganui o tō kanohi, e kiia nei e tātou ko te "Pupil". Pērā i te karāhe o te kāmera.

Whakaarohia tēnei. Ka haere koe i waho i te rā paki. Kātahi ka ahua kikorangi ō kanohi , kāore? I taua wā tonu, ka tere te whakaoho o tō iris, ka iti ake te iris. Kātahi ka heke te nui o te mārama e tomo ana ki ō kanohi. Ina hoki koe ki tētahi wāhi marumaru, ki roto rānei i te whare, ka roa te wā ka mārama te taiao. I taua wā tonu, ka puta te ritenga kē. Ka whakanuia e te iris te iris, ka whakamahia te mārama iti, ka nui ake te mārama e tomo ana ki ō kanohi. Ina whakanuia te iris pēnei, ka kīia e tātou he `(whanui)`, ā, ina whakaitihia, ka kīia e tātou he `(whakaiti)`. Ka puta katoa ēnei mea me te kore koe e mōhio, ā, ka puta aunoa. Kāore i te mīharo?

Nō reira, he rite te mahi a tēnei āiri ki tētahi kēti aunoa e whakahaere ana i te nui o te mārama e tomo ana ki te kanohi. Koia tātou ka kite mārama ai i roto i ngā momo mārama rerekē.

Kei hea tēnei wāhanga tae, te iris, kei roto i te kanohi?

Āe, me titiro tātou kei hea tonu te āiri i roto i te kanohi. Whakaarohia tō kanohi he riki. Pērā i te riki he maha ngā paparanga kiri, he maha ngā paparanga o ō tātou kanohi. Kei te paparanga mārama rawa o waho o te kanohi te āiri, kei raro i te kornea , kei runga ake i te karāhe i roto i te kanohi. Hei whakamārama, kei te taha o te karu tēnei wāhanga tae.

He aha te āhua o te wāhanga tae o te kanohi, te "Iris"? He aha te mea hanga?

E mōhio ana tātou katoa, ko te āiri te wāhanga o ō tātou kanohi e homai ana i te tae. He mea papatahi, porowhita. Ko te tae o ō kanohi ka whakatauhia e te nui o te tae taiao e kiia nei ko te melanin e hangaia ana e tō tinana, me ētahi ira anō hoki.I whiwhi koe i ēnei ira mai i ō mātua. Koia te take i ētahi wā he rite te tae o ngā kanohi o ngā mema o te whānau, he rerekē rānei ngā tae. Ko te mea whakamiharo, he rite te tae o ō kanohi ki tō tapumati. He mea motuhake ki a koe, ā, kāore he tangata kē atu i te ao he rite tonu te tae o ō kanohi.

Nō reira, e mōhio ana koe ki te aha te mea i hangaia ai tēnei āiri? He mea hanga mai i te huinga o ngā uaua me ngā io ngawari. Ka whakahaere ēnei i te rahi o te kamo, me te kore koe e whakaaro ki tēnā, arā, mā te mahi aunoa (parasympathetically).

He aha ngā mate ka pā ki te wāhanga tae o te kanohi (iris)?

Ka pāngia te āiri o te kanohi e tetahi mate. Me titiro tātou ki ētahi o ngā mea matua:

• Aniridia: Koinei te ngaro katoa, te ngaro wāhanga rānei o te āiri.
• Te mate a Horner: He āhuatanga tēnei e pā ana ki te pūnaha io , ka pēhia ai te arero mangu o tetahi taha.
• Glaucoma: He āhuatanga tēnei e piki ake ai te pēhanga i roto i te kanohi, ka pakaru ai te io whatu. Ka pāngia hoki te āiri o te kanohi e ētahi momo glaucoma.
• Te mate pāwera : I tēnei āhua, he iti ake te melanin e whakaputaina ana e te tinana, nō reira ka tino mārama te tae o ngā kanohi, i ētahi wā ka māwhero.
• Te katarata: He kapua tēnei o te karu o te kanohi, engari i ētahi wā kino, ka pāngia hoki te āiri.
• Uveitis : He mumura tēnei o te uvea, he kiriuhi kei roto i te kanohi. Ko te iris tētahi wāhanga anō hoki o tēnei uvea.
• Te mate Waardenburg: He āhuatanga ira tēnei ka taea te whakarerekē i te tae o ngā kanohi (hei tauira, e rua ngā tae o ngā kanohi), te tae kiri, me te ngoikore o te whakarongo.

Mena kei a koe tētahi o ēnei tohu, he mea tino nui kia toro atu koe ki tētahi tākuta kanohi tonu.

Ka aha mēnā ka pakaru te wāhanga tae o te kanohi (iris)?

Ka taea e tetahi whara ki te kanohi te kino i tetahi wāhanga o te kanohi. Waihoki, ka taea hoki te pakaru o te iris i roto i te aituā. Ko te pānga ki te iris ka whakawhirinaki ki te momo aituā. Ka taea te rongoā i ētahi whara iti mā te okioki me te tiaki i te kāinga. Heoi, ka taea e ētahi whara kino te kino nui ki te kanohi, ā, ka arahi pea ki te ngaronga o te tirohanga. Nō reira, ki te whara tō kanohi, kaua e moumou taima, engari me toro atu ki tētahi tākuta kanohi , kaua hoki e haere ki tētahi rūma ohorere.

He aha ngā whakamātautau e mahia ana hei tirotiro i te wāhanga tae o te kanohi (Iris)?

Ina tirohia tō kanohi i ia wā, ka tirohia anō hoki tō iris e te tākuta kanohi. Ka whakamahia e rātou he taputapu motuhake e kiia nei ko te whakamātautau rama kutikuti hei tirotiro tata i te roto o tō kanohi.

Mena kei te whakapae tō tākuta i tētahi āhuatanga hauora motuhake, kei te hiahia rānei ia ki te tirotiro i tētahi raruraru, me whai pea koe i ētahi atu whakamātautau. Hei tauira:

• Matawai MRI (whakaahua aukume)
• Matawai CT (matawai tomography rorohiko)
• Whakamātautau ultrasound
• Whakamātautau Tomography Taurite Whatu (OCT)

Ka taea e ēnei whakamātautau te whakarato whakaahua mārama o ngā wāhanga tairongo o roto i te kanohi.

Nā, me pēhea te tiaki pai i te wāhanga tae o te kanohi (Iris)?

Anei ētahi mea ka taea e koe te mahi hei pupuri i te hauora o tō āiri, me tō kanohi katoa:

• Mauria ngā mōhiti kanohi e tiaki ana i ngā hihi ultraviolet (UV) katoa, e tohu ana rānei i te UV400 i ngā wā katoa e haere ana koe i te rā. Ka taea e tēnei te whakaiti i te kino o ngā kanohi.
• Ki te kite koe i ētahi huringa o tō tirohanga, ahakoa he mea iti noa iho pēnei i te hiahia ki te whakawhiti i ō mōhiti, i tētahi mea kino ake rānei, me toro atu ki tētahi tākuta kanohi tonu, kaua e tatari kia kino haere ngā tohu.
• Ki te ngaro whakarere tō tirohanga, ki te mamae kino rānei tō kanohi, haere tonu ki te hōhipera. Tērā pea he āhuatanga ohorere ēnei.

Ka taea e ēnei matawai āiri te kino i ngā kanohi?

I ēnei rā, kei te piki haere te rongonui o ngā tikanga matawai kanohi me ngā tikanga matawai kanohi (ngā matawai Iris) mō te iriti i ngā mea pēnei i ngā waea me ngā rorohiko, mō ngā pūnaha haumarutanga rānei. Ko tā ēnei matawai he tuku i tētahi iti o te mārama whero ki tō kanohi me ō kanohi hei whakaū ko wai koe. E ai ki ngā rangahau kua oti tae noa mai ki tēnei wā, kāore he taunakitanga e whakaatu ana he morearea, he kino rānei ēnei taputapu ki ō kanohi. Nō reira, kāore he mea hei manukanuka.

Nā, ko te karere whakamutunga hei kawe ki te kāinga:

Ko te wāhanga tae o tō kanohi, te iris, he rite ki tō tapumati ahurei. Engari ehara i te mea he ataahua noa iho āna mahi. He mahi nui tā tēnei iris hei āwhina i a koe kia kite mārama i ngā wā katoa, i ngā wāhi katoa. Nō reira, he mea nui kia tirohia ō kanohi e te tākuta kanohi i ia wā, kia taea ai e koe te kite i ngā huringa katoa o ō kanohi i mua i te puta. Ko reira anake ka taea ai e tātou te kite mārama i tēnei ao ataahua. E mārama ana koe?

Kanohi , āiri, tae o ngā kanohi, katarata, tirohanga, hauora o ngā kanohi, ngā mate kanohi