<prompt> Modiolus at the cortex of mouth is formed by all except?TriangularisBuccinatorOrbicularis orisAlaque Nasi  <response>: Modiolus is a chiasma of facial muscles held together by fibrous tissue located superolateral to each angle of mouth.It is formed by 8 muscles,Orbicularis orisBuccinatorLevator anguli orisDepressor anguli orisLevator labii superiorisZygomaticus majorRisoriusPlatysma 