位于颈后区,第2颈椎棘突上际凹陷中,后正中线上的腧穴是()。
A.风池
B.哑门
C.下关
D.大椎
E.翳风
参考答案:B
The girl is only two years old. You can't leave her _____.[ ]
A. with herself
B. by herself
C. by himself
D. for herself
下列组织CT值最低的是
A.肝脏B.脾脏C.血液D.水E.脂肪