【单选题】【消耗次数：1】
外致热原的作用部位是
①
产EP细胞
②
下丘脑体温调节中枢
③
骨骼肌
④
皮肤血管
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相关题目
【多选题】
内生致热原（EP）将致热信息传入中枢的途径可通过
①
血脑屏障转运入脑
②
终板血管器作用于中枢
③
交感神经向中枢传递发热信号
④
迷走神经向中枢传递发热信号
⑤
外周化学感受器向中枢传递发热信号
【简答题】
试述EP的致热信号如何传入中枢？会引起中枢发生哪些变化？
【单选题】
下列关于骨骼肌的描述，错误的是（）
①
肌浆网，即肌纤维内的滑面内质网
②
形成骨骼肌横纹的结构基础是肌原纤维
③
骨骼肌收缩时能与肌球蛋白分子头部结合的是肌动蛋白
④
肌纤维中贮存钙离子的部位是肌浆网
⑤
肌膜在Z线水平向内凹陷形成横小管
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