Organogenesis. Ntxiv nrog rau neurulation, gastrulation yog ua raws li organogenesis, thaum lub cev tsim nyob rau hauv cov txheej txheem tshiab tsim kab mob. … Lub plawv yog thawj lub cev ua haujlwm hauv lub embryo. Cov hlab ntsha thaum ntxov pib tsim nyob rau hauv mesoderm thaum lub lim tiam thib peb tom qab fertilization.
Dab tsi los ua ntej gastrulation thiab neurulation?
Neurulation is the formation of the neural
tube los ntawm ectoderm ntawm lub embryo. Nws ua raws li gastrulation nyob rau hauv tag nrho cov vertebrates. … Tom qab gastrulation, lub notochord-ib tug saj zawg zog, qws-zoo li tus lub cev uas khiav raws qab ntawm lub embryo-yog tsim los ntawm lub mesoderm.
Nyob rau theem twg gastrulation tshwm sim?
Gastrulation tshwm sim thaum lub lim tiam 3 ntawm tib neeg kev loj hlob. Cov txheej txheem ntawm gastrulation ua rau peb txheej txheej kab mob tseem ceeb (ectoderm, endoderm, mesoderm), uas ua rau cov txheej txheem rau organogenesis thiab yog ib qho tseem ceeb tshaj plaws ntawm kev loj hlob.
Yuav ua li cas ua ntej neurulation?
Ua ntej rau neurulation, thaum lub sij hawm tsiv teb tsaws ntawm epiblastic endoderm hlwb mus rau hypoblastic endoderm, cov txheej txheem notochordal qhib rau hauv ib lub koov hu ua notochordal phaj thiab txuas overlying neuroepithelium ntawm neural phaj.
Puas neurulation tib yam li gastrulation?
Neurulation thiab Gastrulation yog ob txheej txheem pom thaum lub sij hawm embryogenesis. Neurulation yogcov txheej txheem ntawm kev tsim cov hlab ntsha neural ua rau kev loj hlob ntawm lub hlwb thiab tus txha caj qaum. … Gastrulation yog txheej txheem ntawm kev tsim cov kab mob khaubncaws sab nraud povtseg xws li ectoderm, endoderm, thiab mesoderm.
