直肠淋巴回流中，下列哪组是错误的（） A.沿直肠上动脉到肠系膜

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问题单项选择题

直肠淋巴回流中，下列哪组是错误的（）

A.沿直肠上动脉到肠系膜下动脉旁淋巴结

B.两侧经直肠下动脉旁淋巴结引流到盆腔侧壁的骼内淋巴结

C.上、下组淋巴网互不相通

D.向下穿过肛提肌经坐骨肛管间隙淋巴结入髂内淋巴结

E.向下外经会阴及大腿内侧皮下入腹股沟浅淋巴结

答案

参考答案：C

补全对话，情景问答

补全对话

A: Excuse me. Can you tell me the _1_ to the post office?

B: Of course. It's _ 2_ here. Go to the corner and _ 3 _ left. The post office is _4_ the end of the street. You can't _5 it.

A: Thank you very much. I'm _6 I'll find it.

B: 7_ is one important thing I _8 to tell you.

A: __9_ that?

B: Today is a holiday. The post office is _10_ .

1.______ 2.______ 3.______ 4.______ 5.______

6.______ 7.______ 8.______ 9.______ 10.______

名词解释

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