Dab tsi yog aniline xiav-stained qauv hauv cov qauv? Nws yogstringy pawg hauv qab plab hnyuv epithelium uas txuas mus rau hauv lub villi. Aniline xiav khi rau cov txheej txheem extracellular xws li cov fibers hauv lamina propria. Lamina propria yog lub npe ntawm cov ntaub so ntswg sib txuas hauv qab plab hnyuv epithelium.
Dab tsi yog cov qauv hauv microscopic uas taw tes rau hauv cov xim dawb hu ua lumen?
Dab tsi yog cov qauv macroscopic, uas taw tes rau hauv lumen (dawb), hu ua? plab hnyuv epithelium uas txuas mus rau hauv villi.
Dab tsi yog cov npe sib txawv ntawm cov duab Labster?
Muaj ntau yam sib txawv ntawm tes
- Tight Junctions.
- Adherens Junctions.
- Desmosomes.
- Gap Junctions.
- Hemidesmosomes.
- Focal Adhesions.
Vim li cas peb thiaj li yuav tsum pib nrog qhov ntsuas qhov ntsuas qis tshaj?
Vim li cas peb thiaj li yuav tsum pib nrog qhov ntsuas qis tshaj plaws los tshuaj xyuas tus swb tshiab? Nws yooj yim dua rau tsom mus rau tus qauv.
Cov qauv dab tsi kaw qhov chaw nruab nrab ntawm ob lub hlwb thiab ua rau nws impermeable quizlet?
Epithelia yog tib lub hlwb uas yuav siv tau tag nrho peb hom kev sib txuas ntawm tes (nruj junctions, desmosomes, thiab qhov sib txawv). Connexons, tsim los ntawmtransmembrane proteins, tuav cov cell ua ke. Desmosomes, ntawm lawv tus kheej, muab ib qho impermeable foob ntawm cov hlwb.
