2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Qhov txawv ntawm ileum yog qhov muaj cov pab pawg loj ntawm cov qog ntshav hauv cov lamina propria hu ua Peyer's thaj ua rau thaj. Cov plicae circulares (valve ntawm Kerckring) nyob rau hauv cov swb no tsis yog ib yam li cov uas pom nyob rau hauv duodenum thiab jejunum. … Goblet hlwb muaj ntau tshaj nyob rau hauv lub davhlau ya nyob twg ileum.
Puas muaj goblet cells hauv jejunum?
Tom qab 4 h tsawg dua qhov zais zais ntawm cov hlwb hauv villi muaj nyob hauv jejunum thiab ileum piv rau duodenum (Fig. 2d, e). Tom qab 6 teev, cov hnoos qeev zais tau tsuas yog pom hauv duodenum, thiab tsawg dua hauv jejunum thiab ileum (Fig.
Yuav ua li cas ntawm cov hnyuv me muaj ntau lub goblet hlwb?
Lawv tsis tshua muaj nyob rau hauv cov hnyuv me tab sis teem ze ze ntawm ib sab ntawm txoj hnyuv, nce mus rau qhov quav. Tsis tas li ntawd, tus naj npawb ntawm goblet hlwb yog siab tshaj nyob rau hauv the crypts.
Puas duodenum puas muaj cov hlwb goblet?
Duodenum. … Ob lub caj pas Brunner, thiab lub goblet hlwb nyob rau hauv lub duodenum secrete mucus. Cov hnoos qeev secreted los ntawm Brunner cov qog yog alkaline, thiab pab kom tsis txhob muaj cov kua qaub chyme tsim los ntawm lub plab, tsim chyme nrog pH haum rau lub plab enzymes ntawm txoj hnyuv me.
Yuav ua li cas cov ntaub so ntswg pom nyob rau hauv jejunum?
Serosa yog ua los ntawm yooj yim squamous epithelial cov ntaub so ntswgthiab zais cov kua nplaum nyias uas hu ua serous kua. Serous kua lubricates lubsab nrauv ntawm jejunum thiab tiv thaiv nws los ntawm kev sib txhuam ntawm cov kabmob ntawm lub plab kab noj hniav.
Pom zoo:
Puas yog tapetal cells haploid?
Teb tiav: Lawv yog polyploidy. Cov kab mob tapetal pom qhov nce hauv lawv cov ntsiab lus DNA. Ploidy ntawm tapetal cells yog dab tsi? Tapetum yog nyob rau hauv anther uas txhawb rau kev nce qib ntawm hmoov av. nws yog diploid. … Nco qab tias hauv cov nroj tsuag txhua lub hlwb yog diploid ib sab ntawm plua plav nplej thiab poj niam gametophyte (cov kab mob hauv lub cev) uas yog haploid, thiab tom qab kev kho mob endosperm zoo li tus uas yog triploid.
Puas yog tsev neeg muaj koob muaj npe muaj lub cev tiv thaiv?
Tsis tas li ntawd, Tus Saib Xyuas tau tshaj tawm tias Royal Protection Squad, cov tub ceev xwm tseem ceeb tau them nyiaj tiv thaiv tus poj huab tais, kuj tseem ua haujlwm tiv thaiv "cov qub txeeg qub teg tam sim ntawd," uas yuav suav nrog Prince Charles, Prince William thiab Prince George.
Puas yog jejunum muaj serosa lossis adventitia?
Cov qauv yooj yim thiab kev npaj ntawm cov txheej hauv cov kab mob hauv plab hnyuv phab ntsa Cov kab mob plab hnyuv ntawm txoj hnyuv yog tsim los ntawm plaub txheej ntawm cov ntaub so ntswg tshwj xeeb. Los ntawm cov kab noj hniav sab hauv ntawm lub plab (lub lumen) sab nraud, cov no yog:
Puas yog goblet cells holocrine?
Tsis tas li ntawd, nws feem ntau xav tias cov hlwb goblet sib txawv los ntawm cov kab mob goblet ntawm txoj hnyuv hauv tsuas yog nchuav ib zaug, ejecting lawv secretion thiab nucleus, i. e. nyob rau hauv muaj holocrine secretion, thaum lub plab hnyuv goblet hlwb muaj apocrine secretion (Stieda 1890, Parsons 1904, Wolff … Dab tsi yog goblet cells cais raws li?
Puas archaeal cells puas muaj nucleus?
Archaea thiab cov kab mob hlwb tsis muaj organelles lossis lwm cov txheej txheem hauv daim nyias nyias. Yog li ntawd, tsis zoo li eukaryotes, archaea thiab cov kab mob tsis muaj cov nucleus cais lawv cov khoom siv caj ces los ntawmtus so ntawm tes.
