男性,65岁,活动后心前区疼痛5年加重伴呼吸困难10天住院,查体:脉率90次/分,血

题型:单项选择题 案例分析题

问题:

男性,65岁,活动后心前区疼痛5年加重伴呼吸困难10天住院,查体:脉率90次/分,血压110/90mmHg,双肺底少许水泡音,心率90次/分,心界向左轻度扩大,主动脉瓣听诊区可闻及收缩期喷射性杂音,向颈动脉传导伴有震颤。

该病人最可能的诊断()

A.主动脉瓣狭窄

B.肺动脉瓣狭窄

C.二尖瓣关闭不全

D.肥厚梗阻型心肌病

E.二尖瓣狭窄

F.扩张型心肌病

考点:贵州住院医师急诊科肺栓塞肺栓塞题库
题型:单项选择题 案例分析题

I will never forget the year I was about twelve years old. My mother told us that we would not be (16) Christmas gifts because there was not enough money. I felt sad and thought, "What would I say when the other kids asked what I’ d (17) " Just when I started to (18) that there would not be a Christmas that year, three women (19) at our house with gifts for all of us. For me they brought a doll. I felt such a sense of (20) that I would no longer have to be embarrassed when I returned to school. I wasn’t (21) . Somebody had thought (22) of me to bring me a gift.

Years later, when I stood in the kitchen of my new house, thinking how I wanted to make my (23) Christmas there special and memorable, I (24) remembered the women’s visit. I decided that I wanted to create that same feeling of (25) for as many children as I could possibly reach.

So I (26) a plan and gathered forty people from my company to help. We gathered about 125 orphans (孤儿) at the Christmas party. For every child, we wrapped colorful packages filled with

toys, clothes, and school supplies, (27) with a child’ s name. We wanted all of them to know they were (28) Before I called out their names and handed them their gifts, I (29) them that they couldn’t open their presents (30) every child had come forward. Finally the (31) they had been waiting for came as I called out, "One, two, three. Open your presents!" As the children opened their packages, their faces beamed and their bright smiles (32) up the room. The (33) in the room was obvious, and (34) wasn’ t just about toys. It was a feeling, and the feeling I knew (35) that Christmas so long ago when the women came to visit. I wasn’t forgotten. Somebody thought of me. I matter.

19().

A. broke in

B. settled down

C. turned up

D. showed off

题型:单项选择题 案例分析题

下列是关于细胞分裂过程中细胞内变化的叙述,能正确表示一个细胞周期内分裂过程的顺序是

①两个相同DNA分子完全分开 ②出现放射状排列的细丝 ③中心体发生倍增 ④着丝粒排列在一个平面上[ ]

A.②→③→①→④

B.②→④→③→①

C.③→②→④→①

D.②→③→④→①

题型:单项选择题 案例分析题

人体循环系统中,不存在瓣膜的是(  )

A.动脉与心室之间

B.心房与心室之间

C.静脉内

D.动脉内

题型:单项选择题 案例分析题

患者,男性,67岁,患牙因重度磨耗露髓,拟行根管治疗,常规根管治疗的步骤为()。

A.根管清创、预备和充填

B.根管封药和充填

C.根管清创和充填

D.根管预备、封药和充填

E.根管清创、封药和充填

题型:单项选择题 案例分析题

“开始”菜单中的“文档”选项中列出了最近使用过的文档清单,其数目最多可达()。

A.4

B.15

C.10

D.12

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