<prompt> 7yr old girl, injury to nerve which passes superior- to piriformis winds around greater sciatic notch. Most likely muscle affected -Gluteus mediusGluteus maximusObturator internusPiriformis  <response>: Structures passing through greater sciatic foramen.PiriformisAbove PiriformisSuperior gluteal nerve and vesselsBelow PiriformisInferior gluteal nerve and vesselsSciatic nervePosterior cutaneous nerve of thighNerve to quadratus femorisPudendal nerveInternal pudendal vesselsNerve to obturator internusSuperior gluteal nerve supplies gluteus medius and gluteus minimus. 