part of part of contributes to morphology of organ part posterior segment of eyeball ocular fundus eye fundus fundus MESH:D005654 The posterior concave interior of the eye, consisting of the retina, the choroid, the posterior segment of the sclera, the optic disk, and blood vessels, visible by an ophthalmoscope. RETIRED_EHDAA2:0000583 fundus oculi fundus of eye NCIT:C13378 Wikipedia:Fundus_(eye) GAID:908 galen:FundusOculi SCTID:362519003 UBERON:0003951