交感神经兴奋可引起释放增多的是()
A.血管升压素
B.醛固酮
C.肾素
D.促红细胞生成素
E.前列腺素
参考答案:C
回答问题。
1. What's your favourite food?
____________________________________________
2. What's your favourite fruit (水果)?
3. What do you have for dinner?
枕先露时胎头衔接的径线是()
A.双顶径
B.枕额径
C.枕下前囟径
D.枕颏径
E.双颞径