问题
单项选择题
维持躯体姿势最基本的反射是
A．屈肌反射
B．对侧伸肌反射
C．腱反射
D．肌紧张反射
E．翻正反射
答案
参考答案：D
解析：肌紧张是指缓慢持续牵拉肌腱时，受牵拉肌肉发生紧张性收缩，阻止被拉长，它是维持躯体姿势的最基本反射。是姿势反射的基础。
搜题请搜索小程序“爱下问搜题”
维持躯体姿势最基本的反射是
A．屈肌反射
B．对侧伸肌反射
C．腱反射
D．肌紧张反射
E．翻正反射
参考答案：D
解析：肌紧张是指缓慢持续牵拉肌腱时，受牵拉肌肉发生紧张性收缩，阻止被拉长，它是维持躯体姿势的最基本反射。是姿势反射的基础。
| 阅读下面对话，从方框内7个选项中选择5个恰当的句子完成此对话，使其意思完整。 | |
| (M = Maggie; N = Nancy) M: 1. _________ N: It's June 1. It's Children's Day. It's about 20 days since the earthquake hit Wenchuan. 2. _________ M: Maybe. They've suffered a lot. Many of them have become homeless. Some even have lost their lives. N: 3. _________Our school has done something to help them. I have donated 200 yuan to them. 4. _________ M: Our school has organized a charity show to raise money for the children there. Many students have donated books as well. N: 5. _________ M: Er, many, such as popular fairy tales, science stories and so on. N: What a good job you have done! I hope they will rebuild their homes and go back to school soon. | |
|