如图示，请问成人骶管腔的容积为（） A.25ml B.35ml C.45ml D.5_爱下问搜题

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问题单项选择题 A1型题

如图示，请问成人骶管腔的容积为（）

A.25ml

B.35ml

C.45ml

D.50ml

E.55ml

答案

参考答案：A

选择题

— Would you mind ______ baseball here?
— Sorry. We'll go and play in the park.

A. not playing
B. playing
C. not to play
D. not play

单项选择题

通过抑制血管紧张素转化酶(ACE)而发挥降压及抗心衰作用的药物是

A．维拉帕米
B．硝酸甘油
C．氯沙坦
D．氢氯噻嗪
E．卡托普利