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Ustnij rech

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Mahsulot tavsifi

U cheloveka yazyk vmeste s gubami i chelyustyami vypolnyaet funktsiyu ustnoy rechi. Rotovaya polost szadi perekhodit v glotku, soedinyayushchuyu rot s pishchevodom. Glotanie proiskhodit v rezultate sokrashcheniya poperechno-polosatykh myshch i pishcha popadaet v pishchevod i myaschnuyu trubku dlinoy okolo 25 sm. Pishchevod prokhodit cherez diafragmu i otkryvaetsya v zheludok. Zheludok - eto silno rasshirennyi otdel pishchevaritelnogo kanala, raspolozhennyy v verkhney chasti brusnoy polosti pod diafragmoy. V sredney chasti brusnoy polosti nakhodyatsya zhelezy. Oni obrazovany trеmi vidami kletok, kotorye vydelyayut libo fermenty, libo solyanuyu kislotu, libo sliz. Pishcha postupaet v tonkiy kishenik dlinoy 5-7 m. Ego nachalnyi otdel dvenadcatiperstnaya kishka, dalee idut toschaya i podvzdoshnaya. Dvenadcatiperstnaya kishka (okolo 25 sm) imeet formu podkovy, v nee otkryvayutsya protoki pecheni i podzheludochnoy zhelezy.

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#diafragma#chelovek#gubi#yazyk#zheludok#chelyusti#rotovaya polost#glotka#pishchevod#poperechno-polosatye myshcy#pishchevaritelnyi kanal#brusnaya polost#tonki kishenik#dvenadcatiperstnaya kishka#toshaya#podvzdoshnaya#pechen#podzheludochnaya zheleza
Kompyuter Xizmarlari Markazi

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Kompyuter Xizmarlari Markazi

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