Ziso iri nhengo iyo inoona chiedza uye inotumira zviratidzo pamwe chete neropa re optic kuuropi. Mune vanhu, ziso iri nhengo inonzwisisika inopa pfungwa dzedu. Inobvumirana nekuona chiedza nekuratidzwa, kusanganisira kukwanisa kusiyanisa pakati pevara nekudzika.
Kunyange zvazvo zviduku muhukuru, ziso iri nhengo yakaoma kwazvo. Ziso rinosvika 1 inch width, 1 inch deep and 0.9 inches long.
Ziso revanhu rinotaridzika 200-degree uye rinokwanisa kuona mamirioni gumi nemirairi nemumvuri. Vanhu vane maziso maviri anobvumira kuti tive nehupamhi hwekunzwisisa uye binocular stereopsis.
Anatomy yeZiso
- Cornea - The cornea ndiyo yakajeka, yakafanana-yakagadzirwa sechinhu pamucheto wekutanga kweziso.Kurnea inopa 2/3 yesimba rinoshandiswa kumeso.
- Conjunctiva - The conjunctiva isumusumbu inoputika pamusoro peziso nechomukati chemaziso.
- Sora - The sclera ndiyo yakachena, yakaoma, kunze kwekufukidzira kwenyika yeziso. The sclera iri kuramba iine cornea.
- Iris - Iris inoshandiswa mavara ane maviri anodzidzisa vadzidzi kudzivirirwa uye kudzidzira kuverenga. Iris inoita sechirafu chinodzora chikamu chechiedza chinobvumirwa muziso. Iris iri chikamu chemaziso eziso.
- Mudzidzi - Mudzidzi ndiye gomba riri pakati pe iris umo chiedza chinopfuurira kusvika ku retina. Mudzidzi wacho akafuka nokuti chiedza chinotenderwa muziso chinowanikwa mu retina.
- Anterior Chamber - The chamber anterior is chamber filled-fluid between the iris and cornea's inner surface which is consisted of endothelium. Aqueous humor ndiyo inotyisa inozara nekamuri yekare
- Manyorero eTrabecular - Meshwork inoshandiswa mumatanda ndeyemashandi ematehwe ari pasi pedenga rekonea, mumakona eziso. Iyo meshwork inoshandiswa inoshandiswa inopfuurira neye ciliary body. Icho chinokonzera kukonzera kunyorera kwemazino muSermlem's's canal (drainage tubes) uye muropa rega.
- Crystalline Lens - Inonzi Crystalline lens inopa 1/3 yekuratidzira kana kuisa simba kune ziso. Iyo inhu inotapira inogona kuchinja maitiro ekuwedzera kana kuderedza simba rayo. Nokuti inogona kuchinja maitiro, inobvumira ziso kuisa pfungwa pazvinhu zviri pakati nepakati.
- Ciliary body - The Crystalline lens inowanikwa kune ciliary body by lens zonules. Iko ciliary body is muscle inogona kubvumirana kuti ishandure chimiro che lens. Izvi zvinobvumira vanhu kunyatsoisa pfungwa pazvinhu zviri pedyo. Chimwe chebasa re ciliary body inobereka hunyoro hunofamba hunopinda muimba yekare.
- Retina - I retina inobata mutsvuku inotora simba rekudzivirira uye inoendesa iyo simba kuuropi semafungiro emutsipa
- Mutsara wemagetsi - Mutsara we optic ishungetedzo yemasero emagetsi anogamuchira mafungiro kubva kune nerve fiber layer pane retina. Inoshandura mafungiro emagetsi kuuropi.