关于"胃癌"钡餐造影表现,下列哪项不对()
A.胃壁局限性僵硬
B.线状溃疡
C.病变周围黏膜皱襞中断、破坏
D.底部凹凸不平的浅大溃疡
E.表面凹凸不平的充盈缺损
参考答案:B
– __________ are these shoes? They are $30.
A. How much B. How old C How many D. What
下列哪种药物对心房纤颤无治疗作用()
A.维拉帕米
B.奎尼丁
C.利多卡因
D.强心苷
E.普萘洛尔