![Kev noj tshuaj hauv lub plab zom mov yog dab tsi? Kev noj tshuaj hauv lub plab zom mov yog dab tsi?](https://i.answers-medical.com/preview/medical-health/14098566-what-is-ingestion-in-the-digestive-system-j.webp)
Video: Kev noj tshuaj hauv lub plab zom mov yog dab tsi?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Noj - qhov kev tshem tawm
Cov zaub mov raug coj mus rau hauv lub qhov ncauj qhov chaw uas nws lub cev tawg los ntawm cov hniav mus rau hauv me me. Lub ntsiab lub cev ntawm tib neeg plab zom mov tsim ib lub raj uas ntws los ntawm lub qhov ncauj mus rau qhov quav. Cov no ua haujlwm rau noj thiab zom zaub mov zoo, nqus cov khoom noj thiab tshem tawm cov zaub mov tsis huv.
Yog li ntawd, dab tsi yog qhov txheej txheem ntawm ingestion?
Noj yog txheej txheem ntawm kev noj zaub mov ntawm lub qhov ncauj. Hauv vertebrates, cov hniav, qaub ncaug, thiab tus nplaig ua lub luag haujlwm tseem ceeb hauv mastication (npaj cov zaub mov intobolus). Thaum cov zaub mov raug tshuab tawg, cov tshuaj hauv cov qaub ncaug pib ua tshuaj txheej txheem cov zaub mov thiab.
Kev noj tshuaj nyob qhov twg? Hauv qee kis, tib lub cev yog tus saib xyuas cov txheej txheem zom zaub mov. Piv txwv li, kev noj tshuaj tshwm sim tsuas yog nyob rau hauv qhov ncauj thiab defecation xwb nyob rau hauv lub qhov quav. Txawm li cas los xij, feem ntau cov txheej txheem digestive muaj kev cuam tshuam ntawm ntau lub cev thiab tshwm sim maj mam raws li cov zaub mov txav los ntawm cov kwj dej alimentary (Daim duab 2).
Ib yam nkaus, tib neeg nug, qhov sib txawv ntawm kev noj thiab kev zom zaub mov yog dab tsi?
Lub ntsiab qhov sib txawv ntawm kev noj thiab kev zom zaub mov yog tias kev noj yog kev noj zaub mov rau lub cev qhov twg kev zom zaub mov yog qhov tawg ntawm cov khoom noj mus rau hauv cov molecules me me uas tuaj yeem nqus tau los ntawm lub cev. Hauv mechanical kev zom zaub mov , cov khoom noj loj loj tau tawg mus rau hauv cov khoom me me.
Dab tsi yog digestive system?
Cov zom zaub mov yog ua los ntawm cov plab hnyuv -tseem hu ua GI txoj kab los yog plab zom mov - thiab daim siab, pancreas, thiab gallbladder. Lub GI txoj kab yog series ntawm hollow lub cev koom nrog hauv ib txoj hlua ntev, twisting ntawm lub qhov ncauj mus rau theanus.
Pom zoo:
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Cov khoom siv hauv lub cev zom zaub mov suav nrog cov hniav, tus nplaig, cov qog ua kua qaub, daim siab, lub zais zis, thiab txiav txiav. Txhawm rau ua tiav lub hom phiaj ntawm kev muab lub zog thiab khoom noj khoom haus rau lub cev, rau lub luag haujlwm tseem ceeb nyob hauv cov txheej txheem zom zaub mov: nqos. Kev zais
Lub cev tseem ceeb ntawm lub plab zom mov yog dab tsi thiab lawv lub luag haujlwm yog dab tsi?
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Cov khoom siv hauv lub cev zom zaub mov suav nrog cov hniav, tus nplaig, cov qog ua kua qaub, daim siab, lub zais zis, thiab txiav txiav. Txhawm rau ua tiav lub hom phiaj ntawm kev muab lub zog thiab khoom noj khoom haus rau lub cev, rau lub luag haujlwm tseem ceeb nyob hauv cov txheej txheem zom zaub mov: nqos. Kev zais. Sib tov thiab txav mus los. Digestion. Kev nqus. Kev tshem tawm
Dab tsi yog cov kua ib nrab sib xyaw ntawm cov zaub mov zom zom hauv lub plab hu ua?
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Chyme lossis chymus (/ka? M/; los ntawm Greek χ υ Μό ς khymos, 'kua txiv') yog cov kua dej ib nrab ntawm cov zaub mov zom zom uas raug ntiab tawm ntawm lub plab, los ntawm lub pyloric valve, rau hauv duodenum ( pib ntawm txoj hnyuv me)
Dab tsi yog qhov txawv nruab nrab ntawm lub plab plab thiab lub plab zom mov?
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Cov plab hauv plab yog qhov tsis txaus ntseeg hauv lub plab uas qhia txog kev nkag mus rau 3-5 tubular zoo li lub plab hnyuv. Lawv tob hauv cov pylorus dua li lawv nyob hauv lwm qhov ntawm lub plab. Tib neeg lub plab muaj ob peb plhom ntawm cov qhov no uas teev rau saum npoo ntawm daim tawv nqaij epithelium
Dab tsi yog qhov sib txawv ntawm kev ua kom lub plab zom mov thiab lub plab zom mov tsis tiav?
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Lub plab zom mov tsis tiav muaj cov kab noj plab zom mov nrog ib qho qhib. Ib qho qhib ua haujlwm li ob lub qhov ncauj thiab qhov quav. Cov txheej txheem zom zaub mov tiav suav nrog kev zom zaub mov nrog ob lub qhov qhib. Ib qho qhib yog lub qhov ncauj