颈丛神经阻滞时出现霍纳氏综合症,是由于膈神经被阻滞引起的。( )
参考答案:错
解析: 颈交感神经节被阻滞。
— your dictionary?
—It's on the table. [ ]
A. Where are
B. What color is
C. How is
D. Where is
如何保证种蛋的质量?