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第363章 过山车(1 / 2)

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叶泠然和秦命上去就大胆的坐到了过山车的第一排,叶泠然一脸兴奋的扭头问秦命:“怎么样?慌不慌?有没有心跳加速。”

说着,叶泠然把手放到了秦命的心口处,感受秦命的心跳,而秦命一脸认真道:“我相信科学,我是不可能会掉下去的。”

“而且普通人能够承受6g的加速度,这辆过山车根据我的预估加速度只有4g左右。根本对我们造成不了伤害。”

叶泠然打趣道:“刚刚那个人不就没扛住吗?直接给下面的植物爆养料了。”

秦命又接着科普道:“坐过山车时,身体会释放肾上腺素和其他应激激素。”

“这些激素会导致心跳加速、呼吸急促和肌肉收缩,这些是害怕和紧张的生理表现。”

“我顺便考考你,问你个简单的吧,肾上腺素的作用是什么?”

叶泠然还在大脑里搜索答案,后面一个学生模样的女生就直接利索的回答道:“促进肝糖原分解升高血糖,同时促进全身细胞代谢。”

秦命和叶泠然同时扭头,一脸懵逼的看着这个女生。

那个女生非常尴尬的抱歉道:“不好意思啊,被提问的次数多了,下意识就回答了。不好意思,实在不好意思。”

叶泠然看着秦命耸了耸肩,说道:“这其实我知道的。”

看着一脸得意的叶泠然,秦命只得继续解释道:“坐过山车时,大脑的杏仁核会被激活,从而引发恐惧和焦虑的感觉。”

“除了这些之外,牛顿的第一定律表明,物体在没有外力作用时会保持匀速直线运动。过山车的速度变化和急转弯会使乘客感到惯性的力量,这也是造成紧张的物理原因之一。”

“过山车的高速运动、急转弯和下坡时会产生G力。G力会对身体产生压力,这可以被认为是一种物理不适,加剧了紧张感。”

“哦对了,G力通常用大写G单位来表示,用来表示蓝星引力的倍数。”

叶泠然一脸听懂了样子,“你说的对,但是过山车要开了。你马上就要实践了。”

秦命直接握住了叶泠然的手,认真的说道:“怕你紧张。科学表明握住手可以影响自主神经系统,特别是交感神经和副交感神经的平衡。这与放松和平静相关,有助于减少紧张感。”

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