Muscle of mastication are derived from: (A) 1st arch, (B) 2nd arch, (C) 3rd arch, (D) 4th arch
Answer is A. 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