![Dab tsi yog qhov txawv ntawm duodenum jejunum thiab ileum? Dab tsi yog qhov txawv ntawm duodenum jejunum thiab ileum?](https://i.answers-medical.com/preview/medical-health/13958690-what-is-the-difference-between-duodenum-jejunum-and-ileum-j.webp)
Video: Dab tsi yog qhov txawv ntawm duodenum jejunum thiab ileum?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Peb ntu ntawm txoj hnyuv me zoo ib yam ntawm ib qib me me, tab sis muaj qee qhov tseem ceeb sib txawv . Cov jejunum thiab ileum tsis muaj Brunner lub qog hauv submucosa, thaum lub ileum ua muaj Peyer thaj ua rau thaj hauv mucosa, tab sis duodenum thiab jejunum tsis ua.
Xav txog qhov no, dab tsi yog qhov ua haujlwm ntawm duodenum jejunum thiab ileum?
Kev zom zaub mov thiab nqus tau Lub duodenum ua tiav cov tshuaj lom neeg zoo kev zom zaub mov , ntxiv rau qhov me me ntawm kev nqus cov as -ham (saib ntu 3); Lub luag haujlwm tseem ceeb ntawm jejunum thiab ileum yog ua kom tiav cov tshuaj kev zom zaub mov (enzymatic cleavage ntawm cov as -ham) thiab nqus cov khoom noj no nrog rau dej thiab vitamins.
Tsis tas li ntawd, ntev npaum li cas ntawm duodenum jejunum thiab ileum? 2.5m ib
Dhau li ntawm no, qhov txawv ntawm jejunum thiab ileum yog dab tsi?
1. Jejunum hais txog ntu ib nrab ntawm txoj hnyuv me thaum ileum ua yog qhov ntev tshaj plaws thiab qhov kawg ntawm txoj hnyuv me ua ntej txoj hnyuv loj pib. 2. Kev zom zaub mov thiab tso cov enzymes tawm hauv jejunum thaum nqus cov vitamin B ' nyuaj thiab ua ke cov kua ntsev ua qhov chaw hauv ileum.
Vim li cas jejunum yog vascular ntau dua li ileum?
Cov Jejunum (hnyuv jejunum ) yog dav dua, nws txoj kab uas hla txog 4 cm., thiab tuab dua, ntau vascular , thiab ntawm cov xim sib sib zog nqus tshaj cov ileum , yog li qhov muab qhov hnyav hnyav ntau dua . Cov quav ib ncig (valvulæ conniventes) ntawm nws cov hnoos qeev loj thiab tuab tuab, thiab nws cov villi loj dua tshaj hauv ileum.
Pom zoo:
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Qhov ntim cia tseg (ERV) yog cov pa ntxiv uas tuaj yeem nqus tau tom qab ua pa ib txwm. Nws yog qhov nyiaj khaws cia uas tuaj yeem nqus tau dhau qhov uas ib txwm muaj. Hloov pauv, qhov ua rau lub zog cia siab (IRV) yog qhov ntxiv ntawm huab cua uas tuaj yeem nqus tau tom qab nqus tau ib txwm
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Dab tsi yog qhov sib txawv thiab qhov zoo sib xws ntawm 'crude' kov thiab 'nplua' kov qhov hnov? Nyuaj kov yog hais txog kev nkag siab los ntawm kev txhawb nqa ntawm cov neeg txais khoom ntawm qhov tsis nkag siab nrog cov teb loj. Hauv kev sib piv, kev kov zoo yog hais txog cov neeg txais khoom ntawm kev nkag siab siab nrog cov chaw txais me me
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Ob qho tib si du thiab ntxhib endoplasmic reticulum pab hauv kev tsim thiab khaws cov proteins Qhov sib txawv tseem ceeb yog tias ib qho muaj ribosomes rau nws thiab lwm yam tsis. Rough ER zoo li cov nplooj ntawv. RER sib sau ua (ua) thiab ntim cov protein. RER tau txuas nrog lub nuclear membrane
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Tsis muaj kab kev sib cais ntawm jejunum thiab ileum. Txawm li cas los xij, muaj qhov sib txawv me me ntawm ob: Lub ileum muaj roj ntau hauv mesentery dua li jejunum. Txoj kab uas hla ntawm nws cov lumen yog me me thiab muaj cov phab ntsa nyias dua li jejunum
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Qhov pib tsis txaus yog qhov tsawg kawg ntawm kev txhawb siab xav tau rau ib tus neeg kom pom qhov kev txhawb siab 50 feem pua ntawm lub sijhawm. Qhov sib txawv ntawm qhov sib txawv yog qhov sib txawv me tshaj hauv kev txhawb nqa uas tuaj yeem kuaj pom 50 feem pua ntawm lub sijhawm