单选题：胸骨角（）

题目内容：

胸骨角（） A．位于胸骨体和剑突交界处
A．位于胸骨体和剑突交界处
B．是两侧肋弓形成的夹角
B．是两侧肋弓形成的夹角
C．两侧平对第2肋
C．两侧平对第2肋
D．两侧平对第2肋间隙
D．两侧平对第2肋间隙
E．两侧平对第3肋

参考答案：

答案解析：

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