对急性肾小球肾炎最具有诊断价值的实验室指标是()
A.血沉增快
B.外周血白细胞计数增高
C.血清总补体及C一过性明显下降
D.轻度贫血
E.抗链球菌溶血素“O”(ASO)增高
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在如图所示的电路中,电源两端的电压保持不变,闭合开关S后,滑动变阻器的滑片P向右移动,下列说法中正确的是( )
A.电压表的示数变大
B.电灯L的亮度变暗
C.电流表A1的示数变小
D.电流表A2的示数变小
根据句意及首字母在横线处填上恰当的单词,使句子意思完整,语法正确.
1. Tom has made a pen pal w______, you can also make friends on the Internet.
2. Mary wants to be a p______ basketball player like Yao Ming.
3. The old man collects litter to m______ money.
4. On weekends young people like to h______ out in South Lake Park.
5. She puts up s______ looking for her lost dog.
6. I do well in skating. I can c______ children to skate.
7. Many people have no enough food to eat. We should do something to stop h______.
8. I will g______out candies to my classmates on my birthday.
9. He c______up when I said that l would help him.
10. After the earthquake many people were h______.
在小组合作学习中出现矛盾和分歧是难免的,关键要靠
A.及时沟通,消除隔阂
B.有效指挥,相互配合
C.合理分工,科学计划
D.公平公正,合作共享
女性,28岁,孕35周, * * 少量出血4h,伴有剧烈腹痛。检查子宫硬如板状,压痛(+),胎心112/min,胎位未触清。诊断可能性最大是()
A.前置胎盘
B.先兆早产
C.急产
D.子宫破裂
E.胎盘早剥
一患者主诉左下后牙食物嵌塞。检查:左下7、8间食物嵌塞,龈 * * 退缩,左下8正位且无对牙合牙,过长。
请分析引起食物嵌塞最可能的原因是()
A.上颌牙下垂
B.对牙合牙尖过于高陡
C.两牙边缘嵴高度不一致
D.外溢道消失
E.牙间 * * 退缩