由腋神经支配的肌是()
A.三角肌和冈上肌
B.三角肌和大圆肌
C.三角肌和小圆肌
D.三角肌和冈下肌
E.背阔肌
参考答案:C
Many countries are competing ____ the Olympic Games.[ ]
A. hosting
B. to host
C. holding
D. to hold
脐水平神经支配的对应关系是()
A.T7
B.T10
C.T12
D.L1~5
E.S4~5