attached to embryonic/larval A1-7 intrasegmental apodeme 2 intersegmental muscle A1-7 ventral oblique muscle ventral oblique muscle 4 2022-07-05T13:30:44Z abdominal ventral oblique muscle 4 Fourth-most dorsal of the ventral oblique muscles, found in embryonic/larval abdominal segments 1-7 only. Its posterior end is attached to the posterior intrasegmental apodeme (ina2) of the segment immediately posterior to its segment of origin (Campos-Ortega and Hartenstein, 1985). fly_anatomy.ontology FBbt:00058447 ventral external oblique 4 A1-7 ventral oblique muscle 4 muscle 15 - ventral external oblique veo4 muscle 15 VO4 muscle