has part has part has_part characteristic of part of has modifier abnormal intraocular muscle morphology abnormal ciliary body morphology abnormal ciliary muscle morphology MP:0014163 any structural anomaly of the ring of smooth muscle in the eye's vascular layer that forms the main part of the ciliary body, controls accommodation for viewing objects at varying distances, and regulates the flow of aqueous humor into the canal of Schlemm morphology abnormal ciliary muscle