正确答案: E

舒张末期的心室容积

题目：心室肌的前负荷取决于（　　）

解析：略

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学习资料的答案和解析：

[单选题]在近代中国，首次提出彻底的反帝反封建的民主革命纲领的是（　　）

中共二大

解析：中共二大指出了中国社会的性质仍 是半殖民地半封建社会，并提出了党的最低纲领， 即打倒军阀，推翻国际帝国主义的压迫，统一中国 为真正的民主共和国。可见，中共二大第一次明 确提出了反帝反封建的民主革命纲领，为中国革 命指明了方向。

[单选题]__________

根据以下内容，回答下面的题目。The death of a child, _51_ one’s own child,is something the mind can hardly comprehend．It seems togo _52_ nature．The end of a life that is still forming_53_ has just begun is an almost unthinkable cruelty．But it happens．Parents sometimes must witness the illness and death of the children_54_ whom they gave birth．And _55_ will ever fill theempty place that the dead child leaves behind．Parents_56_ to die before their children, which is the natural order of life events．When the situation is reversed and a child dies _57_ the parents itseems wrong．Yet we never know why one person dies andanother lives．But we do know _58_ a child is gone, theparents still have a future, as grey and worthless as it may at first seem．Death may take the child, but the love never _59_．The sorrow after a child’s death is one ofthe longest and hardest type of _60_ to live with．And ittakes long to deal with the parents’ own emotions．__________

expect

[单选题]正常人的红细胞放入血沉快的人的血浆中，血沉将会（　　）

增快