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Video: Dab tsi yog 2 kab noj hniav hauv qab?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Cov dorsal lub cev kab noj hniav yog nyob ntawm dorsal ( tom qab ) saum npoo ntawm tib neeg lub cev, qhov twg nws tau muab faib rau hauv kab noj hniav cranial vaj tsev lub hlwb thiab cov qaum kab noj hniav vaj tsev tus txha nqaj qaum . Ob lub kab noj hniav yog txuas nrog ib leeg.
Ib yam li ntawd, koj tuaj yeem nug, 2 lub cev loj kab noj hniav yog dab tsi?
Cov kab noj hniav , los yog qhov chaw, ntawm cov lub cev muaj cov kab mob hauv nruab nrog cev, los yog viscera. Cov ob kab noj hniav loj hu ua ventral thiab dorsal kab noj hniav . Lub ventral yog qhov loj dua kab noj hniav thiab yog subdivided rau hauv ob qhov chaw (thoracic thiab abdominopelvic kab noj hniav ) los ntawm lub diaphragm, ib tug dome-shaped ua pa nqaij.
Ib yam nkaus, dab tsi yog qhov faib loj ntawm cov kab noj hniav hauv qab? Cov dorsal kab noj hniav yog subdivided rau hauv lub cranial thiab qaum kab noj hniav . Lub cranial kab noj hniav ua rau feem ntau ntawm sab saud ntawm pob txha taub hau thiab muaj lub paj hlwb. Cov tus txha nqaj qaum yog ntev heev, nqaim kab noj hniav sab hauv vertebral kem.
Tib neeg tseem nug, qhov kab noj hniav hauv qab muaj dab tsi?
Cov dorsal lub cev kab noj hniav suav nrog cranial kab noj hniav , kaw los ntawm pob txha taub hau thiab muaj lub hlwb, thiab tus txha nqaj qaum , nyob ib ncig ntawm tus nqaj qaum thiab muaj cov tus txha nqaj qaum qaum Lub cev ventral kab noj hniav suav nrog cov thoracic kab noj hniav , qhwv los ntawm ribcage thiab muaj lub ntsws thiab lub plawv; thiab abdominopelvic kab noj hniav.
Lub cev kab noj hniav twg yog dorsal lossis tom qab?
Cov tom qab ( dorsal ) thiab anterior (ventral) kab noj hniav yog txhua tus subdivided rau hauv me me kab noj hniav . Hauv tom qab ( qab ) kab noj hniav , lub siab kab noj hniav tsev lub hlwb, thiab tus txha caj qaum kab noj hniav (los yog vertebral kab noj hniav ) tiv thaiv tus txha nqaj qaum.
Pom zoo:
Dab tsi cais lub hauv siab kab noj hniav los ntawm kab noj hniav?
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Nerve: Phrenic thiab qis qis qab haus huv
Lawv tso dab tsi rau hauv koj cov hniav tom qab cov hauv paus hniav?
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Hauv cov tsiaj nyeg, cov coelom muab faib ua ob lub ntsiab kab noj hniav: cov kab noj hniav thoracic, uas muaj lub ntsws, thiab lub plab kab noj hniav, uas muaj cov kab noj hniav. Lub qhov ncauj kab noj hniav thiab lub plab kab noj hniav sib cais los ntawm diaphragm