part_of part of part of has part has part has_part contributes to morphology of material entity material entity anatomical entity anatomical entity multi-tissue structure uvea iris ciliary body anterior segment of eyeball anterior uvea uberon UBERON:0011892 EMAPA:37417 Haller tunica vascula anterior part of uveal tract SCTID:280656002 vasculosa oculi anterior vascular tunic of the eye anterior uveal tract tunica vasculosa bulbosa anterior vascular layer of the eyeball ventral uveal tract Front (ventral) portion of the vascular, pigmentary, or middle coat of the eye, including the ciliary body and the iris. ciliary body and iris