急性胆囊炎时会出现下列哪项声像图改变? ()。
A.胆囊萎缩
B.胆囊壁局部增厚
C.胆囊壁呈"双边影"
D.胆囊壁厚腔小
参考答案:C
AIDS is spreading all over the world at shocking speed. Where its dark___________ appears,
we see pain, tears and death. [ ]
A. shape
B.shadow
C.ambition
D.feeling
呈圆柱形,表面暗红棕色或黄棕色,取碎片投入热水中,水染成红色。此药材是
A.大血藤
B.川木通
C.鸡血藤
D.沉香
E.苏木