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Video: Plaub txheej ntawm txoj hnyuv me yog dab tsi?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Cov Plab Me Hauv plab. Ntu duodenum: Cov duab no qhia cov txheej txheem ntawm duodenum: the serosa , cov leeg , submucosa cov , thiab cov mucosa . Cov hnyuv me muaj plaub txheej txheej: Cov serosa yog txheej txheej sab nraud ntawm txoj hnyuv.
Ntawm no, 4 txheej ntawm lub plab zom mov yog dab tsi?
GI ib puag ncig muaj plaub txheej: txheej sab hauv tshaj yog mucosa , hauv qab no yog tus submucosa cov , ua raws los ntawm muscularis propria thiab thaum kawg, txheej txheej sab nraud - lub adventitia . Cov qauv ntawm cov khaubncaws sab nraud povtseg txawv, nyob rau hauv ntau cheeb tsam ntawm lub digestive system, nyob ntawm seb lawv ua hauj lwm.
Tsis tas li ntawd, 3 ntu ntawm cov hnyuv thiab lawv txoj haujlwm yog dab tsi? Cov hnyuv me muaj peb thaj chaw sib txawv - the duodenum , jejunum , thiab ileum ua.
Muaj nuj nqi
- Cov protein tau ua rau peptides me me thiab cov amino acids ua ntej nqus.
- Lipids (cov rog) yog degraded rau hauv fatty acids thiab glycerol.
Hais txog qhov no, yog dab tsi ntawm cov hnyuv me?
Cov hnyuv me muaj peb ntu. Thawj ntu, hu ua duodenum , txuas rau lub plab. Qhov nruab nrab yog qhov jejunum . Qhov thib peb, hu ua ileum ua , txuas rau txoj hnyuv.
Tus qauv thiab kev ua haujlwm ntawm txoj hnyuv me yog dab tsi?
Cov hnyuv me yog tubular qauv nyob rau hauv lub plab kab noj hniav uas nqa cov zaub mov txuas ntxiv nrog lub plab mus rau txoj hnyuv los ntawm qhov loj txoj hnyuv nqa nws mus rau lub qhov quav thiab tawm ntawm lub cev los ntawm qhov quav. Lub ntsiab muaj nuj nqi ntawm lub cev no yog pab txhawm rau zom zaub mov.
Pom zoo:
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Nws txoj haujlwm yog nqus feem ntau ntawm cov as -ham los ntawm yam peb noj thiab haus. Cov ntaub so ntswg velvety kab cov hnyuv me, uas tau muab faib ua duodenum, jejunum, thiab ileum. Cov hnyuv loj (cov hnyuv loj lossis lub plab hnyuv loj) yog li 5 feet ntev thiab txog 3 ntiv tes. Cov nyuv absorbs dej los ntawm cov khib nyiab, tsim cov quav
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Cov kab mob GI muaj plaub txheej: txheej sab hauv yog mucosa, hauv qab no yog submucosa, ua raws los ntawm cov leeg nqaij propria thiab thaum kawg, txheej txheej sab nrauv - kev tawm tsam. Cov qauv ntawm cov khaubncaws sab nraud povtseg txawv, nyob rau hauv ntau cheeb tsam ntawm lub digestive system, nyob ntawm seb lawv ua hauj lwm
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