肺循环血量增多,而左房、主动脉及体循环血量减少的先天性心脏病是()
A.室间隔缺损
B.房间隔缺损
C.动脉导管未闭
D.法洛四联症
E.肺动脉狭窄
参考答案:B
It is most instructive lecture that I _______ since I came to this school.
A.attended
B.had attended
C.am attending
D.have attended
关于强直性脊柱炎不正确的是
A.多见于年轻,女性
B.可累及椎间关节,导致关节僵直
C.HLA-B27阳性率高
D.早期常累及双侧骶髂关节
E.可累及髋关节,导致关节僵直