Cov txheej txheem:
![Dab tsi yog qhov piv txwv ntawm kev zom zaub mov? Dab tsi yog qhov piv txwv ntawm kev zom zaub mov?](https://i.answers-medical.com/preview/medical-health/14018498-which-is-an-example-of-a-mechanical-digestion-j.webp)
Video: Dab tsi yog qhov piv txwv ntawm kev zom zaub mov?
![Video: Dab tsi yog qhov piv txwv ntawm kev zom zaub mov? Video: Dab tsi yog qhov piv txwv ntawm kev zom zaub mov?](https://i.ytimg.com/vi/E1BAme0JRyU/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Muaj dab tsi piv txwv ntawm kev zom zaub mov ? Koj cov hniav zom zaub mov. Mechanical digestion koom nrog kev zom cov zaub mov los ntawm kev txav cov hniav rau piv txwv thaum chemical kev zom zaub mov koom nrog cov tshuaj thiab cov enzymes hauv qhov zoo tshaj plaws.
Hauv qhov no, uas yog piv txwv ntawm cov lus nug zom zom zom zaws?
Cov ntsiab lus hauv txheej no (5)
- Qhov ncauj. mastication/chewing.
- Txoj hlab pas. peristalsis.
- plab. maceration- (sib xyaw yoj)
- Txoj hnyuv me. peristalsis. segmentation.
- txoj hnyuv loj. peristalsis. haustra ua. plab hnyuv reflex. gastrocolic reflex cov tsos mob
Kuj Paub, yuav ua li cas lub plab mechanically zom zaub mov? 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.
Tsuas yog li ntawd, hom hniav twg yog lub luag haujlwm tseem ceeb rau kev zom zaub mov?
Cov cov hniav pab hauv kev zom zaub mov los ntawm masticating (zom) zaub mov. Mastication tso cai yooj yim deglutition (nqus) thiab sai dua tshuaj lom neeg tawg nyob rau hauv lub plab txoj kab. Thaum lub sij hawm mastication, cov qog qaub ncaug zais cov qaub ncaug kom muag cov khoom noj rau hauv ib qho bolus (cov khoom ib nrab).
Kev zom zaub mov yog dab tsi?
Mechanical digestion koom nrog lub cev zom cov zaub mov rau hauv me me. Mechanical digestion pib nyob rau hauv lub qhov ncauj raws li cov zaub mov yog chewed. Tshuaj kev zom zaub mov koom nrog zom cov zaub mov rau hauv cov khoom noj yooj yim uas tuaj yeem siv los ntawm cov cell. Tshuaj kev zom zaub mov pib hauv lub qhov ncauj thaum zaub mov sib tov nrog qaub ncaug.
Pom zoo:
Dab tsi tshwm sim rau cov zaub mov uas tsis tau zom zaub mov hauv cov hnyuv loj?
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Muaj nuj nqi: Los hloov cov khoom pov tseg khoom noj rau hauv f
Dab tsi yog ib feem ntawm tib neeg kev zom zaub mov puas zom cov protein pib?
![Dab tsi yog ib feem ntawm tib neeg kev zom zaub mov puas zom cov protein pib? Dab tsi yog ib feem ntawm tib neeg kev zom zaub mov puas zom cov protein pib?](https://i.answers-medical.com/preview/medical-health/13892171-what-part-of-the-human-digestive-system-does-the-breakdown-of-proteins-begin-j.webp)
Kev zom cov protein tau tshwm sim hauv plab thiab duodenum los ntawm kev ua ntawm peb lub ntsiab lus tseem ceeb: pepsin, zais los ntawm lub plab, thiab trypsin thiab chymotrypsin, zais los ntawm tus txiav. Thaum lub sijhawm zom zaub mov carbohydrates, kev sib txuas ntawm cov piam thaj molecules tau tawg los ntawm qaub ncaug thiab pancreatic amylase
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)
Qhov txawv ntawm kev noj thiab kev zom zaub mov yog dab tsi?
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Qhov sib txawv tseem ceeb ntawm kev noj haus thiab kev zom zaub mov yog qhov kev noj zaub mov yog kev noj zaub mov rau hauv lub cev thaum kev zom zaub mov yog kev tawg ntawm cov zaub mov rau hauv cov khoom me me uas tuaj yeem nqus tau los ntawm lub cev. Kev zom zaub mov siv tshuab thiab zom zaub mov yog ob hom zom zaub mov
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