患者男,54岁,右侧耳部不适,耳镜检查示蓝色鼓膜。关于颈静脉球瘤,说法错误的是()

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问题:

患者男,54岁,右侧耳部不适,耳镜检查示蓝色鼓膜。

关于颈静脉球瘤,说法错误的是()

 

A.多发于颈静脉球外膜的球样小体,常累及鼓室,并可跨颅内外生长

B.HRCT显示颈静脉球骨壁的破坏

C.MRI、SET1WI显示病变与颈静脉的关系

D.耳镜检查见紫色肿块

E.MRI:T1WI、T2WI信号流空,盐和胡椒征

考点:放射医学(医学高级)医学高级放射医学模拟试卷一
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下列图形:①线段;②等边三角形;③平行四边形;④等腰梯形;⑤长方形;⑥圆。其中既是轴对称图形,又是中心对称图形的有        (填序号)

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世界上地震和火山活动最剧烈的地带有环______山脉带以及______和______的山脉带.

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In June 1985, two British mountaineers Joe Simpson and Simon Yates made the first-ever climb of the 21,000-foot snow-covered Siula Grande mountain in Peru. It was an exceptionally (26) job, but nothing compared to what was to (27) . Early in the process, Simpson (28) and broke his right knee. Yates could have (29) him but managed to find a way of (30) him down the mountains on a rope in a series of difficult drops. Then Simpson fell into a crevasse and Yates eventually had no (31) but to cut the (32) , completely convinced that his friend was now (33)

In his book on the (34) , Joe Simpson wrote:

(35) I looked at the distant moraines, I know that I must at least try I would probably (36) there among those rocks. If I died, well, that wasn’t so (37) , but I wouldn’t have (38) waited for it to happen. The (39) of dying no longer affected me as it had in the crevasse at first. I now had a chance to (40) it and struggle against it.

The survival of Yates himself was (41) . That Simpson somehow found a way of (42) out of the crevasse after 12 hours and then crawled and (43) himself six miles back to camp, (44) three days and might without food or drink, would be considered as a heroic fiction. But in fact it was so (45) .

40()

A.face 

B.defeat 

C.solve 

D.consider

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下列说法正确的是______。

A.维持保证金是当投资者买或卖一份期货合约时存入经纪人账户的一定数量的资金
B.维持保证金是由标的资产的生产者来确定的
C.所有的期货合约都要求同样多的保证金
D.维持保证金是最低保证金价值,低于这一水平期货合约的持有者将收到要求追加保证金的通知

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下列关于惯性的说法正确的是()

A.物体的速度越大,则惯性也越大

B.物体的加速度越大,则惯性也越大

C.物体的质量和速度的乘积越大,则惯性也一定越大

D.物体的质量越大,则惯性也越大

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