对脊髓α运动神经元的描述正确的是()
A.发出纤维支配梭外肌
B.与固有束传导有关
C.是前角中的小型神经元
D.与肌张力的调节有关
E.不受皮质脊髓束支配
参考答案:A
患者,女性,85岁,因休克型肺炎死亡。临床死亡的诊断标准是()。
A.心搏、呼吸停止,各种反射消失
B.血压测不到
C.神经反射消失
D.各器官新陈代谢停止
E.出现尸僵
用 few, fewer, little, less, more填空。
1. There is _________time left.
2.—Are there many books?
—No, there are__________.
3. There will be________ people in the future than before.
4. It's late at night. You can see________ people in the street.
5. The students hope teachers will give them _________ homework than last term.