心肌灌注显像心肌缺血的表现可以是()
A.心肌可逆性放射性稀疏或缺损
B.门控心肌显像局部室壁运动下降
C.心肌负荷显像心腔有扩大
D.以上都是
E.以上均正确
参考答案:D
《血站管理办法》规定,血站严禁采集的血液。()
A.冒名顶替者
B.健康检查不合格者
C.频繁献血者
D.单位组织计划献血者
He thoroughly understood the society()
A.he had grown up
B.which had he grown up
C.in which he had grown up
D.he had grown up in it