Dab tsi yog ileum hauv biology?
Dab tsi yog ileum hauv biology?

Video: Dab tsi yog ileum hauv biology?

Video: Dab tsi yog ileum hauv biology?
Video: Nyiaj yog dab tsi? 2024, Lub Xya hli ntuj
Anonim

Ileum . Txhais. npe, plural: ilea. Lub davhlau ya nyob twg (lossis distal) ib feem ntawm cov hnyuv me, tus yam ntxwv ntawm txoj kab uas hla nqaim, ntau Peyer's thaj ua rau thaj, tsawg lub voj voog, thiab me me, rounder villi ntawm qhov chaw rau adsorption ntawm enzymes thiab nqus cov khoom digestive.

Tsis tas li ntawd, ileum yog dab tsi thiab nws ua dab tsi?

Nws txuas rau lub cecum (thawj ntu ntawm txoj hnyuv loj). Cov ileum ua pab ntxiv zom cov zaub mov los ntawm lub plab thiab lwm qhov ntawm cov hnyuv. Nws nqus cov as-ham (vitamins, minerals, carbohydrates, rog, proteins) thiab dej los ntawm cov zaub mov kom lawv siv tau los ntawm lub cev.

Kuj Paub, qhov twg yog qhov ileum nyob rau hauv lub cev? Lub davhlau ya nyob twg ileum ua yog nyob nyob rau sab xis ntawm lub plab kab noj hniav nyob rau hauv lub umbilical thiab hypogastric cheeb tsam. Nws yog ib lub raj li 1.25 mus rau 1.5 nti (3 mus rau 4 cm) ntev ntawm qhov kawg ntawm lub ileum ua thiab terminates ntawm ileocecal sphincter.

Dhau li, muaj dab tsi tshwm sim hauv ileum?

Cov ileum ua yog ntu kawg ntawm txoj hnyuv me. Kev ua haujlwm ntawm ileum ua Nws yog tsuas yog kom nqus tau cov vitamin B12, kua tsib ntsev, thiab txhua yam khoom ntawm kev zom zaub mov uas tsis tau nqus los ntawm jejunum.

Dab tsi yog ileum hauv kev kho mob?

Kev txhais lus kho mob ntawm Ib Ileum : Ib feem ntawm txoj hnyuv me dhau ntawm jejunum thiab ua ntej txoj hnyuv loj (colon).

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