Ib stratified epithelium yog ib hom ntawm cov ntaub so ntswg epithelialuas yog tsim los ntawm ntau tshaj ib txheej ntawm cov hlwb epithelial. Lub basal txheej yog tib yam uas nyob rau hauv kev sib cuag nrog basal lamina. … Stratified epithelia feem ntau muaj lub luag haujlwm los yog kev tiv thaiv.
hom ntaub so ntswg twg yog stratified?
Epithelium : Stratified EpitheliaStratified epithelia muaj ob lossis ntau txheej ntawm cov hlwb. Kev ua haujlwm ntawm hom epithelium no feem ntau yog kev tiv thaiv - ntau dua cov txheej txheem, kev tiv thaiv ntau dua. Nws yog qhov zoo ntawm kev tiv thaiv abrasion. Hom epithelium no txuas ntxiv nws tus kheej tas li.
Cov ntaub so ntswg stratified epithelium yog dab tsi?
Stratified epithelia muaj ob lossis ntau txheej ntawm cov hlwb… Cells nyob rau hauv qab txheej sib faib, thiab cov ntxhais cell txav mus rau saum npoo maturing thiab ces degenerating. Hom epithelium no tuaj yeem yog keratinising (piv txwv li daim tawv nqaij) lossis tsis yog keratinising (piv txwv li txoj hlab pas).
Yuav ua li cas piv txwv ntawm cov ntaub so ntswg epithelial?
Cov ntaub so ntswg epithelial kab sab nrauv ntawm cov kabmob thiab cov hlab ntsha thoob plaws hauv lub cev, nrog rau cov kab noj hniav sab hauv ntawm ntau lub cev. Ib qho piv txwv yog lub epidermis, txheej txheej ntawm daim tawv nqaijMuaj peb lub ntsiab lus ntawm cov kab mob epithelial: squamous, columnar, thiab cuboidal.
5 lub luag haujlwm ntawm cov ntaub so ntswg epithelial yog dab tsi?
Lawv tsim cov npog ntawm txhua qhov chaw ntawm lub cev, kab hauv lub cev kab noj hniav thiab cov kabmob hollow, thiab yog cov ntaub so ntswg loj hauv qog. Lawv ua ntau yam haujlwm uas suav nrog tiv thaiv, zais cia, nqus, tshem tawm, pom, nthuav tawm, thiab txais kev hnov lus.
