<prompt> Muscle of mastication are derived from1st arch2nd arch3rd arch4th arch  <response>: First pharyngeal arch is also called mandibular archMUSCLES-Temporalis, Lateral pterygoid, Medial pterygoid, Masseter, Mylohyoid, Anterior belly of digastric, Tensor tympani, Tensor palatiSKELETAL ELEMENTS-Premaxilla,maxilla,zygomatic,temporal,Meckel;s cailageLIGAMENTS-Anterior ligament of malleus, sphenomandibular ligamentNERVE-Mandibular nerveAERY-Maxillary aery 