Muaj pes tsawg lub ncauj tsev menyuam vertebrae?

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Muaj pes tsawg lub ncauj tsev menyuam vertebrae?
Muaj pes tsawg lub ncauj tsev menyuam vertebrae?

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Cov txha nraub qaum saum lub sacrum muaj xws li: xya pob txhanyob rau hauv caj dab - lub ncauj tsev menyuam qaum. 12 pob txha nyob rau hauv lub hauv siab - lub thoracic qaum. Tsib pob txha nyob rau hauv qis rov qab-lub lumbar qaum.

Puas muaj 7 lossis 8 lub ncauj tsev menyuam vertebrae?

Nyob hauv lub ncauj tsev menyuam, muaj 7 lub ncauj tsev menyuam thiab 8 lub ncauj tsev menyuam (Daim duab 3.2). C1-C7 qab haus huv tawm saum lawv cov vertebrae thaum C8 hlab ntsha tawm hauv qab C7 vertebra. Nws tawm ntawm C7 vertebra thiab thawj thoracic vertebra.

Koj puas muaj 8 lub ncauj tsev menyuam?

Muaj 31 khub ntawm tus txha caj qaum ( 8 lub ncauj tsev menyuam, 12 thoracic, 5 lumbar, 5 sacral, thiab 1 coccygeal). Vim tias tsuas muaj xya lub ncauj tsev menyuam xwb, thawj xya lub ncauj tsev menyuam tawm ntawm lub ncauj tsev menyuam tib lub ncauj tsev menyuam.

7 lub ncauj tsev menyuam vertebrae yog dab tsi?

Nws muaj 7 pob txha, los ntawm sab saum toj mus rau hauv qab, C1, C2, C3, C4, C5, C6, thiab C7Hauv tetrapods, cervical vertebrae (singular: vertebra) yog cov vertebrae ntawm caj dab, tam sim ntawd hauv qab pob txha taub hau. Truncal vertebrae (piv rau hauv thoracic thiab lumbar vertebrae nyob rau hauv cov tsiaj nyeg) pw caudal (mus rau tus Tsov tus tw) ntawm ncauj tsev menyuam vertebrae.

3 hom cervical vertebrae yog dab tsi?

C3, C4, C5, thiab C6 cervical vertebrae. Cervical vertebrae C3 txog C6 yog lub npe hu ua vertebrae ib txwm vim hais tias lawv qhia tib yam yam ntxwv nrog rau feem ntau ntawm cov vertebrae thoob plaws tus txha nraub qaum.

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