This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anatomy
[{'content': 'True statement about orbital articulation is - \nSelect and explain. \nA. Medial wall of orbit is formed by maxilla, sphenoid, ethmoid and the lacrimal bone, B. Floor is formed by maxilla, zygomatic and ethmoid, C. Lateral wall of orbit is formed by the frontal bone zygomatic bone, and greater wing of sphenoid, D. Inferior orbital fissure is formed between the medial wall and the floor of orbit', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Walls\n\n\nFormation\n\n\n\n\n\xa0Roof\n\n\n\xa0Orbital plate of frontal\n\n\n\n\n\xa0Lateral wall\n\n\n\xa0Anterior surface of greater wing of sphenoid\n\xa0Orbital surface of frontal process of zygomatic \xa0bone\n\n\n\n\n\xa0Floor\n\n\n\xa0Orbital surface of maxilla\n\xa0Orbital surface of zygomatic\n\xa0Orbital process of palatine bone\n\n\n\n\n\xa0Medial wall\n\n\n\xa0Frontal process of maxilla\n\xa0Lacrimal bone\n\xa0Orbital plate of ethmoid\n\xa0Body of sphenoid\n\n\n\n\n\nInferior orbital fissure is formed between lateral wall (not medial wall) and floor.', 'role': 'assistant'}]