The sternoclavicular articulation is the only point at which the upper extremity is connected to the rest of the skeletal system.
胸
节是上肢与骨骼系
其它部分相连接

部位。
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众精致宠物 That's the study of the skeletal system, and how it works and moves and understanding how the human body can most effectively and safely throw a pitch is part of the work of a non- profit sports research organization in Alabama.
这是对骨骼系统的研究,它是如何工作和移动的, 了解人体如何最有效和安全地投球是阿拉巴马州
家非营利体育研究组织工作的
部分。