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Video: Dab tsi yog qhov digestive system excrete?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Qhov kawg ua haujlwm ntawm lub digestive system yog cov tso tawm ntawm pov tseg nyob rau hauv ib tug txheej txheem hu ua defecation. Kev tshem tawm tshem tawm cov tshuaj tsis txaus ntawm lub cev kom lawv ua tsis sib sau hauv lub plab.
Thiaj li, cov txheej txheem zom zaub mov tso pov tseg li cas?
Lub cev ntiab tawm pov tseg cov khoom los ntawm kev zom zaub mov los ntawm qhov quav thiab qhov quav. Cov txheej txheem no, hu ua kev tso quav, cuam tshuam nrog kev txo qis ntawm cov leeg nqaij, so ntawm lub qhov quav sab hauv, thiab pib qhov kev sib tw ntawm cov leeg pob txha ntawm sab nraud ntawm qhov quav.
Ib sab saum toj, dab tsi yog cov zom zaub mov pov tseg? Pov tseg cov khoom los ntawm plab zom mov txheej txheem suav nrog cov khoom noj uas tsis tau txheeb xyuas, kua dej, thiab cov cell qub los ntawm cov kab hauv koj li kab mob GI. Txoj hnyuv loj absorbs dej thiab hloov cov pov tseg los ntawm kua rau hauv cov quav. Peristalsis pab txav cov quav mus rau hauv koj lub qhov quav. Lub qhov quav.
Xav txog qhov no, qhov kev tso tawm qhov twg tshwm sim hauv cov zom zaub mov?
Kev tshem tawm yog txheej txheem tshem tawm cov khib nyiab thiab dej ntau dhau los ntawm lub cev. Nco qab tias cov pa roj carbon dioxide taug kev los ntawm cov ntshav thiab xa mus rau lub ntsws qhov uas nws tau exhaled. Hauv cov hnyuv loj, cov khoom noj seem tau hloov pauv mus ua cov khoom pov tseg rau tso tawm.
Dab tsi yog qhov ua haujlwm digestive system?
Lub luag haujlwm ntawm lub plab zom mov yog zom thiab nqus . Kev zom zaub mov yog kev tawg ntawm cov zaub mov mus rau hauv me me molecules, uas yog ces absorbed rau hauv lub lub cev . Lub plab zom mov tau muab faib ua ob qhov loj: Lub plab zom mov (kwj dej hauv plab) yog lub raj txuas txuas nrog ob qhov qhib: qhov ncauj thiab lub qhov quav.
Pom zoo:
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Kev nkag siab tsis tu ncua, tseem hu ua qhov tsis sib xws, lossis qhov tshwm sim tsis tu ncua, kev nyiam tsiaj thiab tib neeg kom pom cov khoom paub zoo li muaj tus qauv zoo, qhov loj me, xim, lossis qhov chaw tsis hais txog kev hloov pauv ntawm lub kaum sab xis ntawm kev xav, nrug deb, lossis teeb pom kev zoo
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Zoo li feem ntau qhov kev kho mob ib txwm muaj txiaj ntsig thiab ntau yam, lub ntsiab lus tuaj yeem sib txawv me ntsis, tab sis feem ntau cov ntsiab lus hauv qab no siv: Ua rau me me hypoxemia: PaO2 = 60 txog 79 mmHg. Qhov nruab nrab hypoxemia: PaO2 = 40 txog 59 mmHg. Hypoxemia hnyav: PaO2 <40 mmHg
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Cov zaub mov dhau los ntawm lub plab zom mov raws li hauv qab no: Qhov ncauj. Txoj hlab pas. plab. Cov hnyuv. Colon (cov hnyuv loj) Rectum
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Cov hnyuv me, txawm tias nws lub npe, yog qhov ntev tshaj plaws ntawm txoj hnyuv. Nws ua haujlwm nrog lwm yam kabmob ntawm lub plab zom mov kom ntxiv zom zaub mov tom qab nws tawm hauv plab thiab nqus cov as-ham
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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