【单选题】【消耗次数:1】
单极胸导联V5的电极应安放在
左腋中线第5肋间水平
胸骨右缘第4肋间
胸骨左缘第4肋间
左锁骨中线与第5肋间相交点
左腋前线V4水平处
参考答案:
复制
纠错
相关题目
【单选题】 胸骨左缘第二肋间听诊区为
①  二尖瓣听诊区
②  三尖瓣听诊区
③  肺动脉瓣听诊区
④  主动脉瓣听诊区
⑤  主动脉瓣第二听诊区
【单选题】 探查电极置于左锁骨中线第五肋间的导联为
①  V1
②  V2
③  V3
④  V4
⑤  V5
【单选题】 心前区导联置于左锁骨中线与第五肋间相交处为:( )
①  V1
②  V2
③  V3
④  V4
⑤  V5
【单选题】 38岁女性,活动后心悸、气喘1年余,查体轻度贫血,心率快,律整,胸骨右缘第2肋间闻及响亮而粗糙的收缩期杂音(3/6级),首先应想到的疾病为()
①  动脉导管未闭
②  主动脉瓣关闭不全
③  二尖瓣关闭不全
④  室间隔缺损
⑤  主动脉瓣狭窄
【单选题】 设无向图G1 = áV1, E1?, 其中, V1 = {v1, v2, v3, v4, v5}, E1 = {(v1, v2), (v2, v3), (v3, v4), (v3, v3), (v4, v5)},则v2的邻域 N(v2)为:
①  {v1, v2, v3};
②  {v1, v3};
③  {v1, v2, v3, v4, v5};
④  {v2}。
【单选题】 设有向图D1 = áV3, E3?, 其中 V3 = {v1, v2, v3, v4, v5}, E3 = {áv1, v2?, áv2, v3?, áv3, v2?, áv4, v5?, áv5, v1?},则v2的闭邻域 N(v2)为:
①  {v1, v2, v3};
②  {v1, v3};
③  {v1, v2, v3, v4, v5};
④  {v2}。
【单选题】 15.李某,男,36岁。近5个月来于剧烈活动时发生黑蒙及短暂意识丧失。身体评估:胸骨左缘3、4.肋间可闻及3/6级收缩期喷射样杂音。超声心动图示:舒张期室间隔厚度与左心室后壁之比为1.6。病人最可能的疾病为
①  心肌梗死
②  原发性高血压
③  主动脉瓣狭窄
④  肥厚型心肌病
⑤  先天性心脏病
【单选题】 设有向图D = áV, E?, 其中 V={v1, v2, v3, v4, v5}, E={áv4, v1?, áv1, v1?,áv1, v2?,áv1, v3?, áv3, v1?, áv5, v3?},则v1的邻域 N(v1) =
①  {v3, v4};
②  {v2, v3,v4};
③  {v1, v2, v3, v4};
④  {v2,v3}。
【单选题】 设有向图D = áV, E?, 其中 V={v1, v2, v3, v4, v5}, E={áv4, v1?, áv1, v1?,áv1, v2?,áv1, v3?, áv3, v1?, áv5, v3?},则v1的闭邻域 N(v1) =
①  {v3, v4};
②  {v2, v3,v4};
③  {v1, v2, v3, v4};
④  {v2,v3}。
【单选题】 已知有向图G=(V,E),其中V={V1,V2,V3,V4,V5,V6,V7},E={V1,V2V1,V3V1,V4V2,V5V3,V5V3,V6V4,V6V5,V7V6,V7},G的拓扑序列是( )。
①  V1,V3,V4,V6,V2,V5,V7
②  V1,V3,V2,V6,V4,V5,V7
③  V1,V3,V4,V5,V2,V6,V7
④  V1,V2,V5,V3,V4,V6,V7
随机题目
【单选题】 I thought you________like something to read,so I have bought you some books.
①  may
②  might
③  could
④  must
【单选题】 A hunter is a man who______ animals.
①  catch
②  catches
③  will catch
④  was catching
【单选题】 If they______to do this work,he might do it some other way.
①  were
②  should
③  will
④  can
【单选题】 “I love you” is never a touch on lightly; its the signal ______ a romantic relationship is serious,or an indication of closeness between parents and children.
①  that
②  why
③  when
④  whether
【单选题】 “ Has he seen this film ? ” “Yes. He______ it several days ago.”
①  saw
②  has seen
③  had seen
④  was seeing
【单选题】 The thought flashed across my mind: “By some ?means or______ she has some information about my engagement. But how?”
①  other
②  others
③  the other
④  the others
【单选题】 You cant imagine what great trouble they have________the problem________.
①  to solve;being talked about
②  solving;discussing
③  to solve;to talk about
④  solving;being discussed
【单选题】 When I saw Mary , she _______on the piano.
①  is playing
②  plays
③  was playing
④  played
【单选题】 “When _______school begin ?” “Next Monday.”
①  has
②  does
③  did
④  is going to
【单选题】 This box is______that one.
①  heavy than
②  so heavy than
③  heavier as
④  as heavy as