This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Head and neck, Subject name: Anatomy
[{'content': 'Maxillary aery develops from? \nSelect and explain. \nA. 1st arch, B. 2nd arch, C. 3rd arch, D. 4th arch', 'role': 'user'}, {'content': 'Answer: A \nExplanation: First pharyngeal arch is also called mandibular arch. Muscles-Temporalis,lateral pterygoid,medial pterygoid,masseter,mylohyoid,anterior belly of digastric,tensor tympani,tensor palati. Skeletal elements-Maxilla,premaxilla,zygomatic,temporal,meckels cailage,malleus and incus Ligaments-Anterior ligament of malleus,sphenomandibular ligament Nerve-Mandibular nerve Aery-Maxillary aery', 'role': 'assistant'}]