Mucosa. Lub mucosa, tsim los ntawm cov kab mob yooj yim epithelium, yog txheej sab hauv ntawm txoj hnyuv (GI) ib puag ncig. Nws yog qhov nqus thiab secretory txheej ntawm GI ib puag ncig.
txheej dab tsi absorbs as-ham?
Lub luag haujlwm tseem ceeb ntawm txoj hnyuv meyog qhov nqus ntawm cov as-ham thiab cov zaub mov muaj nyob hauv cov zaub mov. plab hnyuv villus: Ib daim duab ntawm ib tug yooj yim qauv ntawm lub villus. Cov txheej nyias nyias tshwm saum lub capillaries uas txuas nrog cov hlab ntsha. Lub lacteal nyob ib puag ncig ntawm cov hlab ntsha.
kwj dej alimentary nqus zaub mov nyob qhov twg?
Chyme ces squirted cia rau hauv txoj hnyuv me, qhov chaw zom zaub mov txuas ntxiv kom lub cev nqus tau cov as-ham mus rau hauv cov hlab ntsha. Cov hnyuv me yog tsim los ntawm peb ntu: duodenum (hais: vim-uh-DEE-num), C-zoo li thawj ntu.
Qhov twg yog cov as-ham feem ntau absorbed hauv cov kwj dej quizlet?
Ntau cov khoom noj uas nqus los ntawm cov khoom noj uas peb noj tshwm sim hauv cov hnyuv meThaum chyme dhau los ntawm lub plab mus rau hauv cov hnyuv, perist altic nthwv dej hloov nws rov qab thiab sib tov nrog digestive enzymes thiab kua. Cov khoom noj los ntawm chyme yog absorbed rau hauv cov hlab ntsha los ntawm cov phab ntsa hauv plab hnyuv.
Qhov twg raws tus kwj dej kwj dej yog cov khoom noj uas nqus tau ntau tshaj?
Cov hnyuv me absorbs feem ntau ntawm cov as-ham hauv koj cov zaub mov, thiab koj cov hlab ntsha kis mus rau lwm qhov ntawm koj lub cev los khaws lossis siv. Cov hlwb tshwj xeeb pab nqus cov as-ham hla lub plab hnyuv mus rau hauv koj cov hlab ntsha.
