【单选题】【消耗次数:1】
引起肺泡回缩的主要因素是
支气管平滑肌收缩
肺泡表面张力
大气压
肺内压
胸膜腔内压
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相关题目
【单选题】 引起肺泡回缩的主要因素是
①  支气管平滑肌收缩
②  肺泡表面张力
③  大气压
④  肺内压
⑤  胸膜腔内压
【单选题】 肺泡内液-气界面表面张力形成的回缩力约占总肺回缩力的
①  1/2
②  1/3
③  3/4
④  2/3
⑤  4/5
【单选题】 肺泡内液-气界面表面张力形成的回缩力约占总肺回缩力的
①  1/2
②  1/3
③  3/4
④  2/3
⑤  4/5
【单选题】 形成胸膜腔内压的因素是
①  肺泡表面张力
②  大气压+跨肺压
③  吸气肌收缩
④  气道阻力
⑤  肺回缩压
【单选题】 形成胸膜腔负压的主要因素
①  大气的压力
②  呼吸肌的收缩力
③  胸廓的扩张力
④  肺的回缩力
⑤  肺的扩张力
【单选题】 在下列哪一时相中,肺内压等于大气压
①  呼气全程
②  吸气末和呼气末
③  呼气末和吸气初
④  吸气全程
⑤  呼吸全程
【单选题】 在下列哪一呼吸时相中,肺内压与大气压相等
①  呼气初与呼气末
②  吸气初与呼气末
③  吸气末与呼气末
④  吸气初与呼气初
⑤  吸气初与吸气末
【单选题】 肺内压低于大气压出现于
①  呼气时
②  呼气末
③  吸气时
④  吸气末
⑤  胸膜腔内压低于大气压
【单选题】 平静呼气末胸膜腔内压
①  等于大气压
②  低于大气压
③  高于大气压
④  与吸气中期相等
⑤  与吸气末期相等
【单选题】 平静呼气末胸膜腔内压
①  等于大气压
②  低于大气压
③  高于大气压
④  与吸气中期相等
⑤  与吸气末期相等
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【单选题】 30.This house will probably come on the ____next month.
①  fair
②  market
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【单选题】 29.____me most was that the young boy who had lost both arms in an accident could handle a pen with his feet. 
①  That amazed
②  It amazed
③  Which amazed
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【单选题】 26. Which of the following is INCORRECT?
①  Another two girls
②  Few words
③  This work
④  A bit of flowers
【单选题】 2.Should any critical issue _______ the negotiation with foreign company, immediately report to the manager for advice.
①  arise from
②  interact
③  ensure
④  . make
【单选题】 3.It is impossible for a man like him to bear the ______ of being suspected as a thief.
①  fame
②  stigma
③  reputation
④  mark
【单选题】 7.Children learn how to______ with others by playing with their friends.
①  interact
②  talk
③  involve
④  . absorb
【单选题】 27.The city council is planning a huge road-building programme to ease congestion. The underlined part means _____.
①  calm
②  relieve
③  comfort
④  still
【单选题】 10.Mother advised him that Tom is not a good guy to ______.
①  associate with
②  care about
③  touch
④  be concerned with
【单选题】 18.He told me he saw it , but _____fact he wasn’t really there.
①  in point of
②  at point of
③  about point of
④  from point of
【单选题】 21.Sex education in primary school is still a big _____ in China today.
①  question
②  issue
③  problem
④  event