刷题
导入试题
【单选题】
低血钾时强心甙中毒引起的室性心律失常应首选___
A. 苯妥英钠
B. 利多卡因
C. 美西律
D. 丙吡胺
查看试卷,进入试卷练习
微信扫一扫,开始刷题
答案
A
解析
暂无解析
相关试题
【单选题】
胺碘酮引起的最严重不良反应是___
A. 甲状腺功能紊乱
B. 肺纤维化
C. 心律失常
D. 胃肠反应
【单选题】
阵发性室上性心动过速首选___
A. 利多卡因
B. 维拉帕米
C. 普罗帕酮
D. 苯妥英钠
【单选题】
静脉给药是室速及室颤的首选药___
A. 胺碘酮
B. 维拉帕米
C. 苯妥英钠
D. 利多卡因
【单选题】
能引起金鸡钠反应的药物是___
A. 胺碘酮
B. 普鲁卡因胺
C. 奎尼丁
D. 普萘洛尔
【单选题】
关于利多卡因药理作用的描述错误的是___
A. 明显阻滞钠通道
B. 轻度阻滞钠通道
C. 促进钾外流
D. 直接作用于心脏
【单选题】
维拉帕米不用于治疗___
A. 心绞痛
B. 严重心衰
C. 高血压
D. 房颤
【单选题】
利多卡因对哪种心律失常无效___
A. 急性心肌梗死引起的室性心律失常
B. 阵发性室性心动过速
C. 室颤
D. 房颤
【单选题】
苯妥英钠最佳的适应症是___
A. 室性心动过速
B. 房颤
C. 房室传导阻滞
D. 强心苷中毒引起的心律失常
【单选题】
不能用于治疗心律失常的药物是___
A. 奎尼丁
B. 普萘洛尔
C. 维拉帕米
D. 氢氯噻嗪
【单选题】
IA类药对Na+及K+的影响为___
A. 适度减少Na+内流
B. 明显减少Na+内流
C. 二者均明显减少
D. 二者均明显增加
【单选题】
利多卡因降低自律性的机制是___
A. 促进4相K+外流
B. 抑制4相Ca2+
C. 促进O相K+外流
D. 阻断受体
【单选题】
利多卡因主要作用于___
A. 窦房结
B. 房室结
C. 心室肌
D. 希-浦系统
【单选题】
属于IB类的搞心律失常药为___
A. 奎尼丁
B. 普鲁卡因胺
C. 利多卡因
D. 维拉帕米
【单选题】
对伴低血钾的心律失常效果差,需先补钾的是___
A. 普萘洛尔
B. 利多卡因
C. 维拉帕米
D. 胺碘酮
【单选题】
苯妥英钠搞心律失常作用原理是___
A. 促进Na+外流
B. 抑制Na+内流和促进K+外流
C. 促进Na+内流
D. 抑制Ca2+内流
【单选题】
对强心苷中毒伴低血钾的心律失常先___
A. 利多卡因
B. 普萘洛尔
C. 苯妥英钠
D. 维拉帕米
【单选题】
机体缺铁时可导致___
A. 红细胞中血红蛋白含量减少
B. 白细胞计数减少
C. 细胞体积减少,颜色加深
D. 全血减少
【单选题】
铁剂可用于治疗___
A. 巨幼红细胞性贫血
B. 溶血性贫血
C. 小细胞低色素性贫血
D. 再生障碍性贫血
【单选题】
华法林可引起___
A. 心功能不全
B. 手足搐搦
C. 自发性出血
D. 二重感染
【单选题】
下列哪项不是铁剂的不良反应___
A. 便秘
B. 粒细胞减少
C. 胃肠道反应
D. 急性中毒时可引起休克
【单选题】
关于肝素抗凝血作用特点的叙述,正确的是___
A. 仅在体内有效
B. 仅在体外有效
C. 体内、体外都有效
D. 仅口服有效
【单选题】
为促进口服铁剂的吸收,可采用___
A. 用牛奶送服
B. 用茶水送服
C. 同服NaHCO3
D. 同服稀盐酸和VitC
【单选题】
维生素K没有下列哪项不良反应___
A. 大剂量可导致血栓形成
B. 诱发溶血性贫血
C. 诱发新生儿黄
D. 诱发新生儿高胆红素血症
【单选题】
维生素K的拮抗剂是___
A. 肝素
B. 双香豆素
C. 链激酶
D. 尿激酶
【单选题】
肝素过量所导致的自发性出血可选用何药治疗___
A. 维生素K
B. 安络血
C. 鱼精蛋白
D. 止血敏
【单选题】
维生素K过量可引起___
A. 自发性出血
B. 心功能不全
C. 血栓形成
D. 以上都不是
【单选题】
肝素使用过量可引起___
A. 心功能不全
B. 血压升高
C. 手足抽搐
D. 自发性出血
【单选题】
肝素的禁忌症中哪项是错误的___
A. 肝肾功能不全
B. 溃疡病
C. 心肌梗死
D. 严重高血压
【单选题】
铁制剂与下列那种物质同服能促进吸收___
A. 维生素C
B. 四环素
C. 浓茶
D. 氢氧化铝凝胶
【单选题】
糖皮质激素特点中哪一项是错误的___
A. 抗炎不抗菌
B. 诱发和加重溃疡病
C. 肝功能不良者宜选可的松或泼尼松
D. 使血中淋巴细胞减少
【单选题】
严重肝功能不良的病人需用糖皮质激素治疗时,不宜选用___
A. 强的松
B. 强的松龙
C. 氢化可的松
D. 地塞米松
【单选题】
应用糖皮质激素选用隔日疗法可避免___
A. 反跳现象
B. 类肾上腺皮质功能亢进
C. 诱发或加重感染
D. 对肾上腺皮质反馈性抑制
【单选题】
糖皮质激素抗炎作用原理之一是___
A. 提高机体免疫功能
B. 抑制细菌生长繁殖
C. 增加巨噬细胞功能
D. 稳定溶酶体膜
【单选题】
糖皮质激素类药物全身应用时不良反应很多,但不会引起___
A. 高血钾
B. 高血压
C. 血糖升高
D. 低血钙
【单选题】
糖皮质激素类药物用于严重感染是由于___
A. 中和破坏细菌内毒素
B. 中和破坏细菌外毒素
C. 提高机体免疫功能
D. 缓解病情和防止并发症
【单选题】
糖皮质激素隔日疗法的给药时间最好在隔日___
A. 中午十二点
B. 上午八点
C. 下午八点
D. 下午五点
【单选题】
糖皮质激素诱发或加重感染的主要原因为___
A. 激素用量不足,无法控制症状
B. 病人对激素不敏感
C. 激素促进了病原微生物的繁殖
D. 降低了机体防御功能
【单选题】
糖皮质激素的抗毒作用机制是___
A. 中和细菌内毒素
B. 提高机体对细菌内毒素的耐受性
C. 对抗外毒素
D. 加速机体对细菌内、外毒素代谢
【单选题】
糖皮质激素治疗严重感染是因为___
A. 有抗菌作用
B. 有抗病毒作用
C. 提高机体的免疫力
D. 通过其抗炎、抗毒、抗休克等作用缓解症状
【单选题】
长期应用糖皮质激素突然停药出现反跳现象是由于___
A. 病人对激素产生依赖性
B. 体内糖皮质激素水平过高
C. 由于激素无抗菌作用
D. 肾上腺皮质功能抑制
推荐试题
【单选题】
- Must I be home before seven? ___.
A. No, you needn't
B. No, you mustn't
C. Yes, you will
D. No, you won't
【单选题】
-I'm sorry to hear that you failed in the exam______.
A. Not at all
B. Oh, thank you.That's very kind of you
C. You are welcome
D. Yes, I'm really sorry
【单选题】
-I will,______.
A. that's all right
B. thank you
C. all right
D. not at all
【单选题】
-Hello, may I speak to Zhao Hua?_____.
A. My name is Zhao Hua
B. I'm Zhao Hua
C. This is Zhao Hua speaking
D. Zhao Hua is me
【单选题】
___This is Mr Smith speaking now.
A. Who are you
B. Who is that
C. Who are you calling
D. What do you want to say
【单选题】
- I was worried about my maths, but Mr. Brown gave me an A.___
A. Don't worry about it.
B. Congratulations! That's a difficult course.
C. Mr. Brown is very good.
D. Good luck to you!
【单选题】
-Would you go to the concert with me?___, but I'm very busy now.
A. I'd like to
B. Sure
C. No problem
D. Certainly
【单选题】
-I'll be away on a business trip. Would you mind looking at my cat?Not at all. _______.
A. I have no time
B. I'd rather not
C. You can leave
D. I'd be happy to
【单选题】
- Hi, Jim! Nice to meet you.____.
A. Certainly
B. Many thanks
C. OK
D. Nice to meet you, too
【单选题】
- Hello, may I speak to Mike?_____
A. Who are you?
B. Sorry, he isn't in.
C. Thank you very much.
D. Yes, here you are.
【单选题】
- Will you join us for lunch?____.
A. No, I won't
B. Yes, with pleasure
C. Yes, please
D. Yes, help yourself
【单选题】
- Thank you for your great dinner. I really enjoyed it._____you enjoyed it.
A. I'm so glad
B. I'm sorry
C. What a pity
D. Surprisingly
【单选题】
- I heard Susan surprised her teacher by working hard. Yes, ___
A. her teacher worked hard.
B. Susan worked hard.
C. the teacher was surprising.
D. Susan was surprised.
【单选题】
- Peter, don't step on the grass_______.
A. It doesn't matter
B. I can't do it
C. Don't worry
D. Sorry, I won't do it again
【单选题】
- How was your journey to Paris? - ____
A. It went very well.
B. I flew there.
C. I love Paris.
D. Thank you for asking.
【单选题】
- I'm sorry for being late, Mr Lt______.
A. All right
B. That's right
C. Not at all
D. Never mind
【单选题】
- Happy birthday to you! ___!
A. Happy birthday to you
B. I'm very glad
C. That's all right
D. Thank you
【单选题】
- Do you like country music?___.
A. Yes, I like basketball a lot
B. It's far too crowded
C. Yes, I'm crazy about it
D. Oh, it's funny
【单选题】
- Have a cup of tea, ____? Thanks a lot.
A. don't you
B. haven't you
C. shall we
D. will you
【单选题】
- Thank God.It's Friday again.A nice weekend!___.
A. Me too
B. Yes,I'll be free then
C. That's all right
D. The same to you
【单选题】
— Write to me when you get home. OK, I ______.
A. must
B. should
C. will
D. can
【单选题】
Tom is so talkative. I’m sure you'll soon get tired ___ him.
A. of
B. with
C. at
D. on
【单选题】
I don't know ____ to deal with such matter.
A. what
B. how
C. which
D. /
【单选题】
___ is your girl friend like? She is very kind and good-looking.
A. How
B. What
C. Which
D. Who
【单选题】
He ___ driving me home, even though I told him I lived nearby.
A. insisted on
B. insisted at
C. insisted that
D. insisted in
【单选题】
We came finally ___the conclusion that she has been telling lies all the time.
A. of
B. into
C. to
D. at
【单选题】
I won’t make the___mistake next time.
A. like
B. same
C. near
D. similar
【单选题】
He ___lives in the house where he was born.
A. already
B. yet
C. still
D. ever
【单选题】
I am not used to speaking ___ public.
A. in
B. at
C. on
D. to
【单选题】
I didn’t know what to do, but then an idea suddenly ___to me.
A. appeared
B. happened
C. occurred
D. emerged
【单选题】
Measles (麻疹) ___ a long time to get over.
A. spend
B. spends
C. take
D. takes
【单选题】
A pair of spectacles ___ what I need at the moment.
A. is
B. are
C. has
D. have
【单选题】
— Five days ___ too long for me to wait.
A. was
B. were
C. is
D. are
【单选题】
You had better ___ a doctor as soon as possible.
A. seeing
B. saw
C. see
D. seen
【单选题】
The boy is not happy at the new school. He has ___ friends there.
A. few
B. a few
C. little
D. a little
【单选题】
I fell and hurt myself while I ___ basketball yesterday.
A. was playing
B. am playing
C. play
D. played
【单选题】
Tom ___ more than twenty pounds on the novel.
A. spent
B. paid
C. cost
D. took
【单选题】
Don't forget ____ the window before leaving the room.
A. to have closed
B. to close
C. having closed
D. closing
【单选题】
Twenty people were___ wounded in the air crash.
A. quickly
B. wrongly
C. bitterly
D. seriously
【单选题】
The top of the Great Wall is ___ for five horses to go side by side.
A. wide
B. so wide
C. wide enough
D. enough wide
欢迎使用我爱刷题
×
微信搜索我爱刷题小程序
温馨提示
×
请在电脑上登陆“www.woaishuati.com”使用