以消化道为其侵入门户的病原体,通常不能单独侵入,需伴随水和食物等媒介物侵入。
参考答案:对
Iceland has the oldest parliament, which goes as far back to 930 A.D. when Althing, the legislative organization, was established.
A.office
B.adobe
C.assembly
D.building
女性,23岁。体检时发现血压高达200/110mmHg,无自觉症状。临床考虑为肾血管性高血压,下列哪项对诊断有利()
A.有高血压遗传史
B.眼底检查有动静脉交叉受压
C.肾动脉造影
D.肌酐1.5mg/dl
E.肾区有血管杂音