肝内外胆管、胆囊扩大及主胰管扩张,其梗阻部位可能在:()
A.胆总管的近端
B.胆囊管
C.肝总管
D.十二指肠壶腹
E.胆总管的远端
参考答案:D
For each blank, choose the best answer from the four choices and write down on the answer sheet. (11) is a protocol that a host uses to inform a router when it joins Or leaves an Internet multicast group. (12) is an error detection code that most data communication networks use. (13) is an interior gateway protocol that uses a distance vector algorithm to propagate routing information. (14) is a transfer mode in which all types of information are organized into fixed form cells on an asynchronous or non-periodic basis over a range of media. (15) is an identifier of a web page.
A.OSPF
B.RIP
C.RARP
D.BGP
藿香、佩兰的共同功效是()
A.化湿,解暑
B.燥湿,解表
C.行气,解表
D.燥湿,止呕
E.化湿行气,温中