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': 'Suprasternal space contains the following structures except: \nSelect and explain. \nA. Jugular Arch, B. Anterior Jugular Vein, C. Sternal head of Sternocleidomastoid, D. External Jugular Vein', 'role': 'user'}, {'content': 'Answer: D \nExplanation: The suprasternal space (of Burns) is a space of the inferior neck.\nGross anatomy\nInferior to the hyoid bone, the superficial or investing layer of the deep cervical fascia divides into anterior and posterior leafs to attach to the respective borders of the suprasternal (jugular) notch, forming a small space-2 cm superior to the manubrium.\nContents\n\nSternal head of the sternocleidomastoid muscle\nAnterior jugular vein anastomoses\nLymph nodes, considered part of level VI\nInterclavicular ligament.', 'role': 'assistant'}]