Te faatae te, tona hanganga me te mahi

no te faatae te ki te raru tino motuhake me te hanganga rite te uho kaka. Ko Functions o te karere whatu i roto i te tuku o ponana karere, i whiwhi ai ka whai wāhi ki ngā tūmomo akiaki marama i te etine ki te pokapū ataata o te uho roro.

Io whatu: Hanganga.

muka io e ngā o te etine ki tetahi karere whatu. Kei a ia ko e wha tari: intraocular, vnutrikanaltsevoy, intraorbital me intracranial. Ko te intraocular wehea ko te kōpae ki te diameter e pā ana ki 1.5 mm o. Ko te wahi orbital kua he roa o e pā ana ki 3 cm. Te karere whatu kua he roa 5-6 mm i roto i te awa wheua, me te 4-17 mm i roto i te hongere intracranial o.

kūmuri Wāhi karere i roto i ngā wāhanga o te etine hanga i runga i tetahi hanganga. Ko te kupu, ka tata te kōpae, te apa karere muka kua he matotoru nui, kei te piko te weu karere i roto i te kōpae i koki matau, hanga he faatae te intraocular tapu.

tīmata te faatae te i te kōpae, me te mutu i roto i te chiasm. Te faatae te i roto i te pakeke he roa 35 ki te 55 mm o. Kei te hipoki te reira e meninges toru: pakeke, ngawari me te arachnoid. ki tonu te wāhi i waenganui i te anga e ki te wai motuhake ki te hanganga matū matatini.

muka whatu i kanohi e rua e kei roto i te kōhao cranial, e kua hono i roto i te Tira. A tuu ia ratou tahi ko i huaina chiasm. Reira wāhanga whakawhiti te whatu muka. E ngohengohe ana ki te hunga e mai i te wahi ā o te etine rīpeka muka. He tino nui mo te tātaritanga tika o etahi mate enei pekanga. I muri whiti i te mau api parau whatu e hanga e nei i te turanga o te kakau roro haere a tawhio noa te reira, me te mutunga i mua i te tinana kawau hake quadrigemina me i te rohe muri o te thalamus. Ko te nui tino i roto i te tuku o ponana ki te uho ataata tinana Geniculate. Ko te hunga muka e whakamutu i te thalamus, kawea pūpū ture o reflexes visceral me somatic. He tinana quadrigeminal mua whakamahia mo te whakawhiti o ngā ākonga reflexes. muka whatu haere ki nga karihi o te karere oculomotor, hei wāhanga o e tomo ratou ki roto ki te kanohi, hua i roto i te uaua o te iris.

Tukanga o te huru pathological, e whakawhanake i te faatae te, i te hononga tata ki tona hanganga. Nā ki te maha nui o tōiti e kua roto i te wehewehenga i nga karapoti te karere whatu, me te nui haere te tūtohutanga ki tāoke, nga tikanga mo te pānga paitini i runga i nga raru whatu, me ngā mate hopuhopu. Ki te hua i roto i te pēhanga intraocular wāhi tino whakaraerae riro te kōpae, ai roto i te papahewa te aki reira, ka hanga e fossa. pēhanga intracranial High tonu te matamua wai i roto i te ā-wāhi, hua i roto i te karere kōpeketanga me te huamo roto ki reira taonga interstitial.

E hoki te CD te pānga kino tuukino o huringa hydrodynamic me hemodynamic e arahi ki te hekenga i roto i te pēhanga intraocular. Tetahi huringa i roto i te faatae te arahi tonu ki pōrearea o te kite piringa pokapū ranei, i te reira kia kia he ino o te whakakitenga ahiahi me rerekētanga tae. Diseases e pā ana ki te karere whatu, he degenerative, inflammatory pāwera i roto i te natura ranei. I te tahi taime i reira he pukupuku, me abnormalities i roto i te whanaketanga me te hanganga o te karere whatu.