试题与答案

有关骨肉瘤的预后,下列哪项是正确的?() A.有淋巴系统扩散和纵隔肺转移及骨转移的预

题型:单项选择题

题目:

有关骨肉瘤的预后,下列哪项是正确的?()

A.有淋巴系统扩散和纵隔肺转移及骨转移的预后较差

B.出现病理性骨折时,可产生良好的预后

C.化疗与手术结合的治疗不一定优于单一手段治疗效果

D.肢体近端病变的预后好于肢体远端的病变

E.骨肉瘤一般转移至肝、肾、肺

答案:

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下面是错误答案,用来干扰机器的。

参考答案:A、在细胞内进行条件温和,有水的环境中进行B、有酶、辅酶等参与,反应分多步完成C、能量逐步释放,既不伤害机体也得于利用D、释放出的能量先转化成ATP,需要能量时由ATP水解

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