Re: [請益] 為什麼吃酸可以解膩?
: 推 YAHO0:問題是 人會有油膩感大多是位在咽喉到食道這段位置 是膽鹽 09/03 03:05
: → YAHO0:處理不到的部位 所以我想應該從口腔的分泌來探討 09/03 03:06
: → YAHO0:另外 油膩感的存在不一定要有油 (應該單只說"膩") 09/03 03:12
: → YAHO0:橙汁排骨一樣有油 但你不會感到膩 所以味覺上的酸可以去抑制 09/03 03:15
: → YAHO0:知覺上"膩"的感覺? 09/03 03:20
: → YAHO0:再回到第一個問題 人體沒有對於"膩"的感覺神經 所以這感覺 09/03 03:21
: → YAHO0:到底因何而起? 09/03 03:22
其實這個問題很難回答
人在吃東西的時候不會只有連接口腔的神經細胞告訴腦的感覺為何,消化道
的神經也會傳遞訊息給腦。無論是知覺或味覺都是腦在解析的。就好像拉肚
子不舒服的時候,食慾就變差了,吃東西沒什麼味道(其實味道也會,在臭
氣熏天的環境肯定吃的不舒服),所以感覺不會這麼單一。
另外橙汁排骨有加太白粉或玉米粉都是澱粉類,這些澱粉都會降低油對口腔
的作用(1.有些澱粉為多孔性會吸附油,其實不同種類的澱粉吸附能力都
不同2. 澱粉是親水性的,理由同上篇文章),所以比較不油膩。至於酸是
否會影響到知覺(觸覺)?假設酸過多的時候,舌頭肯定會痛,那表示觸覺
的受器送了訊息給腦部,那量少的時候?我想只是等級的差異。因此酸應該
會影響到知覺,也許就會影響到油膩感。
總而言之,腦的感覺很複雜,很難用單一的理由來說明。
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※ 編輯: nzj 來自: 122.120.135.232 (09/03 14:16)
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※ 編輯: nzj 來自: 122.120.137.103 (09/04 20:14)
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