人体各组织器官对X射线的衰减程度最大的是()
A.骨骼
B.肌肉
C.脂肪
D.空气
E.软组织
参考答案:A
The facial artery arises from ()
A.the brachiocephalic trunk
B.the subclavian artery
C.the common carotid artery
D.the external carotid artery
E.the internal carotid artery
砂仁的功效是()
A.化湿行气,温中止呕,安胎
B.化湿,解暑,止呕
C.燥湿温中,除痰截疟
D.燥湿健脾,祛风湿
E.化湿行气,温中止呕