attached to wing sclerite flight control muscle flight muscle direct flight muscle 2022-07-05T13:30:44Z direct wing muscle direct flight control muscle Relatively small muscle that inserts directly on a sclerite of the wing hinge to allow for the fine control of wing positioning for behaviors such as flight, grooming or courtship (Dickinson and Tu, 1997). There are thirteen of these muscles on each side (Dickinson and Tu, 1997). It is derived from a direct flight muscle precursor cell of the wing disc (Kozopas and Nusse, 2002). FBbt:00058900 flight steering muscle fly_anatomy.ontology