股骨头血液主要由哪几支血管供给
A.股骨干的滋养动脉升支
B.旋股内、外侧动脉的分支
C.股骨头圆韧带的小凹动脉
D.腹壁浅动脉的分支
E.阴部内外动脉
参考答案:B
高加疏水门是什么形式的?如何控制?
The period ranging from 1865 to 1914 has been referred to as ______.
A. the Age of Colonialism B. the Age of RomanticismC. the Age of Realism D. the Age of Modernism