Video: Dab tsi yog cov kua ib nrab sib xyaw ntawm cov zaub mov zom zom hauv lub plab hu ua?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Chyme lossis chymus (/ka? M/; los ntawm Greek χυΜός khymos, "kua txiv") yog ib nrab -dej ntws ntawm ib nrab zom zaub mov uas yog expelled los ntawm plab , los ntawm lub pyloric valve, mus rau duodenum (pib ntawm txoj hnyuv me).
Ib sab ntawm no, dab tsi yog qhov sib xyaw ua ke ib nrab ntawm cov zaub mov zom zom?
Chyme. yog a semisolid sib tov ntawm cov zaub mov zom zom , qaub ncaug, zom cov enzymes, thiab kua hauv plab. Ib teev los yog li ntawd tom qab noj mov, pyloric sphincter qhib thiab nthwv dej ntawm peristalsis txhawb cov chyme rau hauv txoj hnyuv me. ( Khoom noj uas hloov mus rau hauv zaub mov masticated nrog cov enzymes). lub plab.
Tsis tas li ntawd, lub sijhawm twg yog siv rau cov khoom ua kua ib nrab ntawm lub plab zom mov hauv plab?
| Lus Txhais | |
|---|---|
| xim | cov kua ua kua ib nrab ntawm cov zaub mov zom zom tawm ntawm lub plab mus rau hauv duodenum. |
| mob plab | o ntawm txoj hnyuv. |
| colonic dej | nrov tab sis muaj peev xwm ua tsis zoo ntawm 'tshuab ntxhua khaub ncaws' |
| cem quav | qhov xwm txheej ntawm kev mob plab tsis yooj yim lossis nyuaj. |
Kuj Paub, thaum cov zaub mov zom zom hauv plab tau hloov pauv mus rau hauv lub xeev semiliquid?
Chyme. Chyme, tuab semifluid pawg ntawm ib nrab zom zaub mov thiab cov zom zaub mov uas tsim tawm hauv plab thiab lub plab thaum kev zom zaub mov . Hauv plab , kua txiv zom tau tsim los ntawm cov plab qog; cov kev zais no suav nrog enzyme pepsin, uas zom cov protein, thiab hydrochloric acid.
Lub sij hawm twg piav qhia qhov sib xyaw ntawm cov khoom noj zom zom zom thiab kua txiv plab uas dhau los ntawm lub plab mus rau thawj ntu ntawm txoj hnyuv me?
Cov ib nrab zom zaub mov thiab kua txiv hmab hauv plab npe chyme. Chyme kis los ntawm lub plab mus rau cov hnyuv me . Ntxiv cov protein kev zom zaub mov qhov chaw nyob rau hauv cov hnyuv me.
Pom zoo:
Dab tsi yog cov khoom siv hauv lub cev zom zaub mov thiab lawv lub luag haujlwm yog dab tsi?
Cov khoom siv hauv lub cev zom zaub mov suav nrog cov hniav, tus nplaig, cov qog ua kua qaub, daim siab, lub zais zis, thiab txiav txiav. Txhawm rau ua tiav lub hom phiaj ntawm kev muab lub zog thiab khoom noj khoom haus rau lub cev, rau lub luag haujlwm tseem ceeb nyob hauv cov txheej txheem zom zaub mov: nqos. Kev zais
Dab tsi tshwm sim rau cov zaub mov uas tsis tau zom zaub mov hauv cov hnyuv loj?
Muaj nuj nqi: Los hloov cov khoom pov tseg khoom noj rau hauv f
Dab tsi yog qhov txawv nruab nrab ntawm lub plab plab thiab lub plab zom mov?
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
Puas yog kua sib tov ntawm cov zaub mov thiab kua txiv hmab txiv ntoo pom hauv plab?
Kev sib xyaw semifluid ntawm cov zaub mov thiab kua txiv plab uas tawm hauv plab los ntawm pyloric sphincter. Enzymatice digestion ntawm cov protein pib thiab cov khoom noj txo qis rau cov kua, hu ua chyme. Lub plab, uas tau txais khoom noj los ntawm txoj hlab pas yog nyob rau sab laug sab laug ntawm lub plab
Dab tsi yog qhov sib txawv ntawm kev ua kom lub plab zom mov thiab lub plab zom mov tsis tiav?
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