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知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。Probably the most well-known mnemonic among anatomy pupils actually problems the innervation from the diaphragm. Understand ' C3, four, 5 keeps the diaphragm alive!' and you may never ever forget the motor innervation yet again!The diaphragm also f