2025newtalk 國中生物單元三 : 動物如何獲得養分~漫談消化系統

詳盡闡述人體的消化吸收過程，解釋身體如何從食物中獲取能量與所需物質。首先說明攝取食物的必要性，並列舉主要營養素及其功能。隨後，資料循序漸進地介紹食物通過消化道的旅程，從口腔中澱粉的初步分解，到胃部蛋白質的消化，再到小腸作為養分吸收主要場所的詳細機制，包含膽汁、胰液、腸液的作用與絨毛的吸收功能。最後，資料提及大腸對水分和維生素的回收，並區分了「排遺」與「排泄」的概念，清晰地呈現消化系統的各個環節及其協同運作。聽完後可以自主進行線上測驗，檢視學習成效喔~(需要登入gemini) 測驗網址   https://g.co/gemini/share/5b68561fa7d1 Powered by Firstory Hosting

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2025newtalk 國中生物單元三 : 動物如何獲得養分~漫談消化系統

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