![Mechanical digestion tshwm sim nyob rau hauv lub kwj dej alimentary? Mechanical digestion tshwm sim nyob rau hauv lub kwj dej alimentary?](https://i.answers-medical.com/preview/medical-health/14012424-where-does-mechanical-digestion-occur-in-the-alimentary-canal-j.webp)
Video: Mechanical digestion tshwm sim nyob rau hauv lub kwj dej alimentary?
![Video: Mechanical digestion tshwm sim nyob rau hauv lub kwj dej alimentary? Video: Mechanical digestion tshwm sim nyob rau hauv lub kwj dej alimentary?](https://i.ytimg.com/vi/OjgJq8yr4T8/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Kev zom zaub mov txhua yam tshwm sim los ntawm qhov ncauj mus rau lub plab thaum kev zom zaub mov tshwm sim los ntawm lub qhov ncauj mus rau txoj hnyuv. Ib feem tseem ceeb ntawm ob qho tib si txhua yam thiab chemical digestion tshwm sim hauv plab.
Tsis tas li cov lus nug yog, qhov kev zom zaub mov tshwm sim nyob rau hauv cov nqaj nqhis dej li cas?
Cov alimentary kwj dej yog lub raj ntev ntawm lub cev - suav nrog txoj hlab pas, plab, thiab cov hnyuv - uas khiav ntawm lub qhov ncauj mus rau qhov quav. Ib tug neeg laus lub plab zom mov yog txog 30 ko taw (li 9 meters) ntev. Kev zom zaub mov pib hauv lub qhov ncauj, ua ntej zaub mov mus txog hauv plab.
Cov qauv dab tsi koom nrog hauv kev zom zaub mov? Cov plab qog (cov qog ua kua qaub, txiav txiav, lub siab, thiab lub zais zis) tsim lossis khaws cov zais zis uas lub cev nqa mus rau plab cov kab mob hauv cov hlab ntsha thiab tawg ua tshuaj lom. Kev ua zaub mov pib nrog kev noj (noj). Cov hniav pab hauv mechanical digestion los ntawm masticating (zom) zaub mov.
Yooj yim li ntawd, puas yog kev zom zaub mov tshwm sim hauv txoj hnyuv me?
Mechanical digestion pib hauv koj lub qhov ncauj nrog zom, tom qab ntawd txav mus rau hauv plab hauv plab thiab kev faib ua feem hauv cov hnyuv . Peristalsis kuj yog ib feem ntawm kev zom zaub mov.
Lub plab zom zaws zom zaub mov li cas?
Neeg kho tshuab thiab tshuaj digestion pib nyob rau hauv lub qhov ncauj qhov twg zaub mov yog chewed, thiab tov nrog qaub ncaug los pib ua enzymatic ntawm starches. Cov plab tseem tawg zaub mov nqes neeg kho tshuab thiab tshuaj lom neeg los ntawm kev sib tsoo thiab sib xyaw nrog ob qho tib si kua qaub thiab enzymes.
Pom zoo:
Yuav muaj dab tsi tshwm sim yog tias koj tso dej khov qhuav rau hauv lub khob ntim?
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Khaws Cov Khaub Ncaws Qhuav hauv cov thawv uas muaj insulated. Lub rwb thaiv tsev tuab, qhov qeeb nws yuav sublimate. Tsis txhob Khaws Cov Khaub Ncaws Qhuav hauv lub thawv ntim cua. Sublimation ntawm Cov Khaub Ncaws Qhuav mus rau Cov pa roj carbon Dioxide yuav ua rau lub thawv ntim cua kom nthuav dav lossis tej zaum yuav tawg
Yuav ua li cas tshwm sim rau lub notochord nyob rau hauv vertebrates?
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Nyob rau hauv vertebrates, lub notochord tsim nyob rau hauv lub vertebral kem. Hauv qee qhov chordates, nws tseem nyob mus ib txhis hauv lub neej raws li kev txhawb nqa lub cev tseem ceeb, thaum nyob hauv feem ntau cov vertebrates nws txhim kho mus rau hauv nucleus pulposus ntawm intervertebral disc
Lub sij hawm kho mob yog dab tsi rau kev kwv yees ntawm cov kab mob thiab nws qhov tshwm sim tshwm sim?
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Kev kwv yees - Kev txhais lus kho mob Kev kwv yees ntawm qhov yuav tshwm sim thiab tshwm sim ntawm tus kab mob. Muaj feem yuav rov zoo los ntawm tus kab mob
Ntev npaum li cas lub hauv paus kwj dej siv rau ntawm tus hniav pem hauv ntej?
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Txog 90 feeb
Dab tsi hloov pauv tshwm sim hauv cov kua dej sab hauv thiab sab hauv lub cev thaum lub cev qhuav dej?
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Cov ntsev ntau hauv dej, siab dua osmotic siab. Raws li qhov xwm txheej ib txwm muaj, osmotic siab nyob rau hauv qhov chaw tso rau sab hauv yog zoo ib yam li hauv qhov chaw sab nrauv. Thaum lub cev qhuav dej tshwm sim, txawm li cas los xij, cov ntsiab lus ntawm cov ntsev nyob hauv ib lossis ntau qhov ntxiv lossis txo qis