Plexus,Brachial

《英文msh詞典》Plexus,Brachial
[入口詞] Plexus,Brachial
[主題詞] Brachial Plexus
[英文釋義] The large network of nerve fibers which distributes the innervation of the upper extremity. The brachial plexus extends from the neck into the axilla. In humans,the nerves of the plexus usually originate from the lower cervical and the first thoracic spinal cord segments (C5-C8 and T1),but variations are not uncommon.

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