题目内容

对牵张反射的叙述,错误的是:

A. 感受器是肌梭
B. 基本中枢位于脊髓
C. 是维持姿势的基本反射
D. 横断后脊髓牵张反射增强
E. 引起受牵拉的同块肌肉收缩

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下列不属于脊休克的表现是:

A. 大小便失禁
B. 血压下降
C. 随意运动丧失
D. 发汗反射消失
E. 断面以下脊髓反射活动消失

皮层主要运动区的部位是:

A. 中央前回
B. 中央后回
C. 额叶
D. 枕叶
E. 颢叶

慢波睡眠的特征:

A. 脑电图呈现去同步化快波
B. 生长素分泌减少
C. 多梦
D. 心率、呼吸加快,血压升高
E. 有利于生长和体力恢复

1. Students expect highbandwidth information, and if you can't deliver it, you're at a _____ disadvantage.2. To _____, it spent tens of thousands of dollars to give every one of its incoming freshmen a free Apple iPad.3. The college campus, long a place of scholarship and frontiers of new technology, is being _____ into a new age of electronics by a fleet of laptops, smartphones and connectivity 24 hours a day.4. On a _____ modern-day campus, where every building and most outdoor common areas offer wireless Internet access, one student takes her laptop everywhere.5. The ability to email professors at 2 a.m. and receive _____ the next morning.6. Many are using smartphones, not only to create their own dialects when texting, but also to do more serious work, such as practicing foreign languages and _____ scripts from their theater classes.7. But in doing so, students must remember to _____ and balance their time.8. Some say the _____ on technology prepares students for a wired world.9. In fact, a recent study in the US found that information technology accounted for 5% to 8% of college budgets, up from an _____ 2% to 3% in the mid-1980s.10. And as more people around the world _____ these instruments, they are becoming indispensable.

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