Ib tug gill yog ib yam kab mob ua pa uas muaj ntau yam kab mob hauv dej siv los tshem tawm cov pa oxygen los ntawm dej thiab tso tawm carbon dioxide. Cov gills ntawm qee hom, xws li hermit crabs, tau yoog kom tso pa ua pa ntawm thaj av yog tias lawv khaws cia noo.
Ib tug ceg yog dab tsi?
Ib ceg ceg ceg tawv yog ib hom kev yug me nyuam uas lub pob loj hlob ntawm ib lossis ob sab ntawm koj tus menyuam lub caj dab lossis hauv qab pob txha. Hom kev yug me nyuam no tseem hu ua branchial cleft remnant.
Lub ntsiab lus ntawm ceg ntoo yog dab tsi?
Cov ceg ntoo yog embryologic cov qauv uas txhim kho mus rau hauv cov qauv anatomic hauv cov neeg laus. Lo lus "branchial" los ntawm Latin "branchia," txhais tau tias gills, thiab yog siv los piav txog kev loj hlob ntawm ntau hom ntses thiab amphibia.
ceg ntoo yog dab tsi?
Keeb kwm ntawm Branchial Arches
Nyob rau hauv plaub lossis thib tsib lub lim tiam embryonic, cov hlwb mesenchymal pib tsiv los ntawm neural crest thiab paraxial mesoderm mus rau sab phab ntsa. ntawm lub digestive ib ntsuj av. … Lub ectoderm ntxig nws tus kheej ntawm cov ceg ntoo kom plaub lub pharyngeal clefts.
ceg ntoo yog dab tsi?
Thaum muaj qhov qhib ntawm daim tawv nqaij nws hu ua branchial cleft sinus. Lawv tuaj yeem tshwm sim los ntawm cov seem ntawm thawj, thib ob, lossis thib peb ceg ceg ntooFeem ntau ntawm cov kab mob ceg yog ntawm 2nd cleft keeb kwm thiab tshwm sim hauv lub caj dab ntawm tus ciam teb sab xub ntiag ntawm cov leeg sternocleidomastoid nyob rau hauv daim duab peb sab carotid.
What does branchial mean?
