关于神经元的结构下列哪项错()。
A.胞体均发出突起
B.核大而圆,呈空泡状,核仁明显
C.胞体及突起内均有尼氏体
D.胞体几突起内均有神经原纤维
参考答案:C
用于血清流行病学调查的静脉采血量一般为()
A.1ml以下
B.1~2ml
C.2~3ml
D.3~5ml
E.5ml以上
These photographs will show you __________. [ ]
A. what does Baoshan New Area look like
B. what Baoshan New Area looks like
C. how does Baoshan New Area look like
D. how Baoshan New Area looks like