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躯干结构模型

适用年级 3-6 年级

key word:Digital inquiry experiment system

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原理 

人的躯干前面为胸、腹部,后面为背部和腰部。在胸与腰之间有一横的肌肉,叫膈肌,它将躯干内腔分为胸腔和腹腔。胸腔内有心脏、肺等脏器。腹腔内有胃、肠、肝、脾、胰等脏器。在腹腔的下面为盆腔等。

 

目的 

观察和动手操作,了解人体躯干结构。

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