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Video: Dab tsi yog cov leeg nqaij hauv plab zom mov?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Muscularis (muscularis externa) yog txheej ntawm cov leeg . Nyob rau hauv lub qhov ncauj thiab pharynx, nws muaj skeletal cov leeg uas pab nqos. Nyob rau hauv tas li ntawd txoj hnyuv , nws muaj tus du cov leeg (peb txheej hauv plab, ob txheej hauv cov hnyuv me thiab loj) thiab cuam tshuam cov hlab ntsha.
Ib yam li ntawd, lub plab zom mov ua haujlwm li cas nrog Cov Muscular?
Cov zaub mov txav los ntawm plab zom mov nrog nthwv dej zoo li lub zog hu ua peristalsis. Lub sab sauv cov leeg nyob rau hauv lub plab relaxes tso cai rau cov zaub mov nkag, thaum lub qis nqaij sib tov cov khoom noj nrog plab acid thiab cov enzymes. Cov zaub mov zom zom txav los ntawm lub plab mus rau txoj hnyuv los ntawm peristalsis.
Ib tus kuj yuav nug, lub plab puas yog cov leeg? Segmentation Contractions Tsuas yog rau thawj ntu ntawm txoj hlab pas, txhua qhov cov leeg hauv phab ntsa ntawm txoj hnyuv zom tau du cov leeg . Tseeb, cov qauv ntawm motility pom nyob rau hauv lub plab yog tus yam ntxwv ntawm du cov leeg , uas muaj cov khoom sib txawv ntawm cov pob txha cov leeg.
Ib yam li ntawd, cov kab mob dab tsi hauv lub plab zom mov?
Cov kabmob hauv nruab nrog cev uas ua rau cov kab mob GI yog lub qhov ncauj, txoj hlab pas , plab , cov hnyuv , txoj hnyuv loj , thiab qhov quav. Cov daim siab , pancreas , thiab lub zais zis yog cov khoom nruab nrog cev ntawm lub plab zom mov.
Cov txheej txheem ntawm kev zom zaub mov yog dab tsi?
Cov txheej txheem digestive . Cov txheej txheem ntawm digestion suav nrog rau yam kev ua ub no: kev nqhis dej, kev tawm dag zog, siv tshuab lossis lub cev kev zom zaub mov , tshuaj lom neeg kev zom zaub mov , nqus dej, thiab tso quav. Thawj ntawm cov no txheej txheem , ingestion, hais txog kev nkag ntawm cov zaub mov mus rau hauv lub kwj dej alimentary los ntawm lub qhov ncauj.
Pom zoo:
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STOMACH tsis zom nws tus kheej vim tias nws tau hlua nrog cov epithial cells, uas tsim cov hnoos qeev. Qhov no ua ib qho teeb meem ntawm sab hauv ntawm lub plab thiab cov ntsiab lus. Enzymes, uas ua ib feem ntawm cov kua txiv zom zaub mov kuj tseem zais los ntawm lub plab phab ntsa, los ntawm cov qog uas tsis muaj qhov thaiv qhov ncauj
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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
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Nws txuas ntxiv tom qab mus rau pectoralis loj, pib los ntawm lub sternum thiab tso rau ze ze ntawm qhov kawg ntawm lub humerus, tseem ua rau lub hauv pliaj. Muaj peb txheej txheej ntawm cov leeg uas ua rau sab phab ntsa ntawm lub plab, thiab cov leeg nqaij thib plaub ua rau sab nrauv ntawm phab ntsa
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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