持续性心房纤颤时，二尖瓣口血流频谱特点是

试卷相关题目

• 1左心室血栓常见于

  A.左房扩大

  B.肺动脉高压

  C.右室容量负荷过重

  D.心尖部梗死

  E.左室肥厚

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• 2黏液瘤最常见的发生部位是

  A.左房

  B.右房

  C.左室

  D.右室

  E.下腔静脉入口

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• 3扩张型心肌病的瓣膜改变可有

  A.二尖瓣出现SAM现象

  B.二尖瓣开放幅度减低，呈“大心腔，小瓣口”改变

  C.二尖瓣开放幅度增大

  D.肺动脉瓣开放幅度增大

  E.主动脉瓣出现SAM现象

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• 4关于肥厚型心肌病，正确的是

  A.左室流出道内血流速度增快

  B.左心耳处常出现血栓

  C.室壁运动弥漫性减弱

  D.室壁运动幅度增强

  E.主动脉瓣出现SAM现象

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• 5下列关于肥厚型心肌病的超声诊断，错误的是

  A.梗阻者的左室流出道直径小于20nm

  B.左室后壁与室间隔厚径比值大于1.5

  C.室间隔与左室后壁厚径比值大于1.5

  D.梗阻者出现SAM现象

  E.室间隔肥厚，绝对值常大于1.5cm

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• 6Which type of arial septal defect is the most common

  A.patent foramen Ovale

  B.sinus venosus

  C.ostium primum

  D.ostium secundum

  E.Lutembacher syndrome

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• 7Tetralogy of Fallot consists of the followings except

  A.pulmonary valve stenosis

  B.right ventricular hypertrophy

  C.atrial septal defect

  D.ventricular septal defect

  E.right ventricular outflow tract stenosis

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• 8Which view of the followings is the best for diagnosis of aortic coarctation

  A.subxiphoid view

  B.right parasternal view

  C.apical five chamber view

  D.left parasternal view

  E.suprasternal view

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• 9In rheumatic mitral stenosis，the common locations of mitral valve fusion lesions are exclusive of

  A.mitral valve commissurae

  B.tip of mitral leaflet

  C.root of mitral leaflet

  D.chordae tendineae

  E.combination of commissurae and chordae tendineae

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• 10A ruptured aneurysm of the aortic sinus is probably occurred in the following options，choose one of best answer

  A.pericardium

  B.left ventricle

  C.left atrium

  D.right atrium

  E.right ventricle

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