Diso mozungulira

Mtunduwu ndi chisankho chodziwika pophunzira mkalasi. Chithunzicho chimakhala ndi iris yochotseka, comea, mandala, thupi lama vitreous, minofu yopambana komanso yotsatira, yokhala ndi chithunzi cha magawo am'mbali. Kuphatikiza apo, wophunzira amatha kuwunika ubale womwe ulipo pakati pa diso la m'maso ndi mafupa ozungulira, mavenda ndi mitsempha yamagazi.

Mpitawo ndi mphira wokhala ndi matelemu anayi okhala ndi mafinya omwe amakhala ndimatumba ngati diso, wina kumanzere ndi wina kumanzere ndi ofanana wina ndi mnzake. Kuzama kwamizu yayikulu ndi pafupifupi 4-5cm. Kupatula mphambanoyo, khoma lam'mbali ndilolimba, ndipo makoma ena atatuwo ndi ochepa. Khoma lakumtunda ndi kanyumba kanyumba kakang'ono ndi sinus yakutsogolo; otsika khoma ndi maxillary nkusani; khoma lamkati liri moyandikana ndi chotupa cha ethmoid ndi mphuno yam'mphuno, ndipo kumbuyo kuli moyandikana ndi sinus ya sphenoid.