问题
单项选择题 A1/A2型题
针电极插入肌肉时,通常会出现短暂的自发性电活动,这种自发性活动称为()。
A.纤颤电位
B.正尖波
C.束颤电位
D.插入电位
E.复杂性重复放电
答案
参考答案:D
针电极插入肌肉时,通常会出现短暂的自发性电活动,这种自发性活动称为()。
A.纤颤电位
B.正尖波
C.束颤电位
D.插入电位
E.复杂性重复放电
参考答案:D
从方框中选择合适的选项补全对话,使其意思完。(选项中有两项为多余选项) | |
A: Excuse me, sir! Where is the Hui Dong Hotel, please? B: Go along this road and then take the fifth turning on the left. It's in the eastern part of the city. A: 1 B: It's about five kilometers away. A: 2 B: Yes, you need to take the No.9 bus. A: 3 B: About half an hour. A: 4 B: The bus top is just over there, 5 A: Thank you very much. Bye! | |
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1. _____ 2. _____ 3. _____ 4. _____ 5. _____ |