第9题: [单项选择]下列有关直肠淋巴引流的描述,正确的是() A. 沿直肠上动脉到肠系膜上动脉旁淋巴结 B. 经直肠上动脉旁淋巴结入髂内淋巴结 C. 直肠上、下两组淋巴网之间无相互吻合支 D. 经坐骨肛管间隙淋巴结入髂内淋巴结 E. 经会阴部入腹股沟淋巴结,然后到髂内淋巴结 参考答案:D 答案解析:直肠肛管的淋巴引流以齿状线为界分为上下两组,上组有三个方向,包括沿直肠上动脉到肠系膜下动脉旁淋巴结、经直肠下动脉旁淋巴结入髂内淋巴结以及经坐骨肛管间隙淋巴结入髂内淋巴结。下组有两个方向,包括经会阴部入
第18题: [单项选择]A. reception
B. research and development
C. shop floor
D. payroll
E. human resources
F. information technology
G. publicity
H. canteen
参考答案:E 答案解析:Man: We work in a large open-plan setting which can be tricky at times with the sort of work we do.
第25题: [单项选择]The certificate of inspection of a vessel will specify the (). A. number of licensed personnel required on board B. maximum load line draft C. maximum water depth for drilling D. next date for an inclining experiment 参考答案:A