Kev nkag siab txog Emulsification: Piv txwv nqe lus nug 2 Thaum lub duct tsis qhib, cov kua tsib rov qab thiab khaws cia rau hauv lub zais zis. Thaum lub duct qhib, thaum txoj hnyuv me pom tau tias muaj zaub mov, lub gall zais zis yuav tso cov kua tsib kom emulsify cov rog thaum zom zaub mov.
Cov kua tsib siv li cas los ua cov lipids?
Los ntawm cov txheej txheem ntawm emulsification, cov kua tsib acids rhuav tshem cov lipid loj rau hauv cov me me, ua rau thaj tsam ntawm cov enzymes digestive. … Qhov dej ntawm cov kua tsib cov ntsev nyob ib puag ncig cov lipid, yuam cov lipid kom tawg mus rau qhov tsis zoo uas cuam tshuam ib leeg.
Dab tsi ua rau cov kua tsib tso tawm?
bile secretion yog stimulated los ntawm secretin, thiab cov kua tsib tso rau hauv lub gallbladder qhov twg nws yog concentrated thiab khaws cia nyob rau hauv kev yoo mov. Qhov siab ntawm cov kua tsib nyob rau hauv lub gallbladder yog txhawb nqa los ntawm cholecystokinin, nrog rau kev nqus txog li 90% ntawm cov dej tshwm sim hauv 4-teev sij hawm.
Vim li cas nws tseem ceeb rau cov kua tsib kom emulsify rog?
Hauv qab no yog cov haujlwm tseem ceeb ntawm cov kua tsib. Thaum zom cov rog, bile ua raws li emulsifier txhawm rau txhawm rau cov rog loj hauv cov emulsion me me. Emulsified fats muab thaj chaw loj dua rau cov rog-digesting enzymes (lipase) ua, ua rau cov txheej txheem nrawm dua. Bile ua raws li cov kuab tshuaj zoo.
Puas lub gallbladder khaws cov kua tsib kom txog thaum nwsxav tau emulsify rog?
Bile muaj cov kua tsib ntsev thiab phospholipids, uas emulsify lipid globules loj rau hauv cov lipid me me, ib kauj ruam tsim nyog hauv kev zom cov lipid thiab nqus. Lub gallbladder khw muag khoom thiab concentrates bile, tso nws thaum nws xav tau los ntawm txoj hnyuv me.
