髋关节结核可有（）
A．托马斯（Thomas）征阳性
B．杜加斯（Dugas）征阳性
C．墨菲（Murphy）征阳性
D．Rovsing征阳性
E．Eaton试验阳性
参考答案：A
解析：
【解析】患者取仰卧位，充分屈曲健侧髋膝，并使腰部贴于床面，若患肢自动抬高屈膝离开床面或迫使患肢与床面接触则腰部前凸时，称托马斯征阳性。见于髋部病变和腰肌挛缩。
C) 根据短文内容，从下面方框中选择适当的单词或短语填空，使短文内容完整正确。
Now, an American company invented a key by using Bluetooth technology 3 help people drive safely. With the key, a driver can’t talk or send messages when driving a car. With Bluetooth technology, when the driver is driving, the phone will 4 all incoming calls and messages by itself with “I am driving now. I will call you later.” The only calls allowed out are to emergency services. When the driver 5 the car, he then can use the phone. This is all about saving lives and safer driving. |