问题 单项选择题 A1/A2型题

长期血透病人的最主要死亡原因是 ()

A.消化道出血

B.心血管合并症

C.神经系统合并症

D.透析骨病

E.感染

答案

参考答案:B

解析:终末期肾衰竭患者都有轻重程度不等的心血管系统并发症,心血管系统并发症是透析病人的主要死因,常见心血管并发症的死因是冠心病(包括心肌梗死)、心律失常、心跳骤停(包括高钾所致)、心力衰竭、高血压及心包疾病等。透析患者透析前已常有心脏受累及各种高危因素,血液透析又有进一步的影响,包括功能及组织病理方面,最终导致心肌功能减退及心肌缺血性损伤。

完形填空
Liam works in Sydney. Last week he had   41  holiday, but he didn’t know   42  to go. He said to his friend Robert, “I   43    the hot weather here, but I can’t find a cool place in Australia. How will I spend my holiday?”
“That. ’s   44   ,” said Robert. “You’d better go to Moscow. It’s   45   there because it is covered with snow and ice now.”
Liam    46  with his friend. He bought an air ticket and soon   47  Moscow. He made a   48  journey there. But one day he got into trouble. After lunch he went outside the city. He saw a dog   49 him while he  50  by a house. It was   51   and wanted to get some food to eat. Bad luck! He had no pieces of bread or cake with him. He tried to send it away. But it began to shout at him. He wanted to 52   something to make the dog go away, but he couldn’t find anything  53   snow and ice. Suddenly he saw a stone(石头) on the ground. He tried to   54  but he failed.
“ How strange the Russians are!” Liam said to himself. “They do not tie(拴)their dogs, but firmly(紧紧地)tie the   55    ”.
小题1:
A.two-weekB.two weeksC.two weeks’D.a two-week
小题2:
A.howB.whatC.whereD.if
小题3:
A.likeB.unlikeC.hateD.not like
小题4:
A.rightB.easyC.excitingD.interesting
小题5:
A.hotB.coldC.warmD.humid
小题6:
A.agreedB.disagreedC.likedD.hated
小题7:
A.arrived inB.gotC.leftD.returned
小题8:
A.sadB.happyC.tiredD.boring
小题9:
A.to followB.is followingC.followingD.followed
小题10:
A.was walkingB.walkedC.was crossingD.crossed
小题11:
A.fullB.thirstyC.happyD.hungry
小题12:
A.haveB.discoverC.look forD.look out
小题13:
A.besidesB.exceptC.besideD.without
小题14:
A.look for itB.put it upC.throw it awayD.pick it up
小题15:
A.dogsB.stonesC.foodD.sticks
单项选择题