Iso

Iso liyisitho esinezinzwa ezivumela isiphili ukuba sishwaye ukwaziswa okubonwayo . Iso lihlonga ukukhanya bese likuguqule kube izimpithi zenzubavanga ezinzweni. Liyingxenye yesimiso sokubona somzimba .

Eziphilini eziphakeme, iso liwuhlelo oluyinkimbinkimbi lokubona oluqoqa ukukhanya okuvela endaweni ezungezile, lilawule ukuqina kwakho nge- diaphragm, likuhlozinge ngokuhlanganiswa okulungisekayo kwezififiyela ukuze akhe unfanekiso, liguqule lowo mfanekiso kube iqoqo leziyabizo zamazuba, bese lifufukisela lezo ziyabizo ebuchosheni ngemigudu yezinzwa exhuma iso ngemithambo yeso iqonde odlebeni lokubona nakwezinye izingxenye zobuchopho.