下列哪条神经受损，手的拇指功能不受影响()
A．尺神经手背支
B．正中神经
C．桡神经深支
D．尺神经手掌支
E．桡神经浅支
参考答案：E
低钾血症病人最早出现的临床表现是
A．肠麻痹B．肌无力C．心动过缓D．恶心、呕吐E．腱反射减退
Economists attribute the world soybean boom to the rise in soybean production in China and its increased export of related products.
