快速舒张期在血流动力学上的意义()
A.血液快速从左心室射到主动脉
B.血液在主动脉反弹回流到左心室
C.血液在这期间快速、大量从左心房充盈到左心室
D.血液从右心房缓慢充盈到右心室
E.血液从左心房缓慢地充盈到左心室
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根据对话内容,在空白处填写一个适当的话语(话语可能是一个句子,也可能是一个短语或一个词),使对话完整。
A: Excuse me, 1. _ _ _ around here?
B: Go straight ahead, and 2. the escalator to the second floor. You'll find it.
A: Thank you very much.
(On the second floor )
C: What can I do for you?
A: Yes, I want to buy a book.
C: Please look at the latest book. 3. _ __ by Fang Wenshan.
A: I know him. He wrote many beautiful lyrics for Jay Zhou. And 4. ?
C: It's 35 yuan.
A: OK, I think it must be worth the price. I'll take it, but I only have dollars. Do you know where I can 5.______ ?
C: Oh, look! The bank is over there.
A: Thank you. Wait me a moment! I'll be back soon.
C: OK, see you later.
A: See you.
患者,女性,68岁。已确诊2型糖尿病15年,在家自行口服降糖药物治疗。现突然失明,引起失明最可能的原因是()。
A.白内障
B.角膜病变
C.急性视神经炎
D.视网膜脱离
E.青光眼
治疗滞产,应首选()
A.合谷
B.太冲
C.足三里
D.血海
E.至阴
阿米巴痢疾的发病是由于经口食入
A.结肠阿米巴滋养体
B.结肠阿米巴包囊
C.溶组织内阿米巴大滋养体
D.溶组织内阿米巴小滋养体
E.溶组织内阿米巴包囊
牛录