L3损伤平面的关键肌为()
A.长伸肌
B.屈髋肌(髂腰肌)
C.伸膝肌(股四头肌)
D.足背伸肌(胫骨前肌)
E.足跖屈肌(腓肠肌、比目鱼肌)
参考答案:C
The policeman arrested the suspect in a nearby city after _____was about ten days. [ ]
A. that
B. it
C. what
D. which
骨骼肌中的收缩蛋白是指()。
A.肌球蛋白
B.肌动蛋白
C.肌球蛋白和肌动蛋白
D.肌钙蛋白