当肌肉被拉长时,牵张反射弧上出现的反应是()
A.Iα类传人纤维放电频率增加
B.Ⅱ类传人纤维放电频率减少
C.α传出纤维放电频率减少
D.梭外肌纤维舒张
正确答案是A
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下一篇:Passage 1Questions 1 to 5 are based on the following passage. The debate about the origin of Stonehenge's(英格兰巨石阵)grandest lumps of rock had been raging for at least four centuries. Now, thanks to the recovery of a chunk of the monument th
Passage 1Questions 1 to 5 are based on the following passage. The debate about the origin of Stonehenge's(英格兰巨石阵)grandest lumps of rock had been raging for at least four centuries. Now, thanks to the recovery of a chunk of the monument th