Lymphoid follicles yog 2-3 hli nodular elevations uas yog tawg thoob plaws hauv cov hnyuv metab sis pom muaj nyob rau hauv siab tshaj plaws nyob rau hauv lub distal ileum (Daim duab 7.13). Lawv yog cov tseem ceeb tshaj thaum yau thiab hluas tab sis tej zaum yuav pom nyob rau txhua lub hnub nyoog thiab yuav tsum tsis txhob yuam kev rau polyps.
Koj pom cov qog ntshav qog ntshav nyob qhov twg?
Cov qog ntshav qab zib tuaj yeem muab cais ua peb lub cellular compartments: lub cortex, paracortex, thiab medulla. Lub cortex muaj lymphoid follicles feem ntau ntawm B hlwb; nyob rau hauv paracortex, T hlwb predominate.
Puas muaj cov qog ntshav qog ntshav pom nyob hauv submucosa?
Microscopically, Peyer's thaj ua rau thaj ua rau pom zoo li oval lossis round lymphoid follicles (zoo ib yam li cov qog ntshav qog) nyob hauv mucosa txheej ntawm ileum thiab txuas mus rau hauv submucosa txheej. … Hauv cov neeg laus, B lymphocytes tau pom los ua tus thawj ntawm cov follicles 'kab mob chaw.
Dab tsi yog lymphoid follicle?
Lymphoid follicles yog me me ntawm cov ntaub so ntswg uas muaj cov kab mob sib sau ua ke, feem ntau B hlwb nrog qee cov T hlwb thiab cov hlwb dendritic.
Puas muaj cov qog ntshav qog ntshav nyob hauv thymus?
Nws paub zoo tias cov qog ntshav qog ntshav yog pom nyob rau hauv ib txwm muaj thiab muaj kab mob tib neeg thymus Cov qog ntshav qog ntshav tsis txawv ntawm cov qog ntshav qog, muaj cov kab mob hauv nruab nrog, thiab muaj ob lub hlwb dendritic thiab B lymphocytes, uas muaj nyob hauv cov lej tsis tshua muaj nyob hauv tib neeg thymus (2, 7).
