![Dab tsi ntawm cov leeg nqaij yog txuam nrog tag nrho lub cev? Dab tsi ntawm cov leeg nqaij yog txuam nrog tag nrho lub cev?](https://i.answers-medical.com/preview/medical-health/14111872-what-type-of-muscle-tissue-is-associated-with-the-whole-organ-j.webp)
Video: Dab tsi ntawm cov leeg nqaij yog txuam nrog tag nrho lub cev?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Txhua hom nqaij leeg hauv tib neeg lub cev muaj cov qauv tshwj xeeb thiab lub luag haujlwm tshwj xeeb. Cov pob txha pob txha txav cov pob txha thiab lwm yam txheej txheem. Cov leeg nqaij cog lus rau lub plawv kom tso ntshav. Cov nqaij leeg du uas tsim cov kabmob xws li lub plab thiab lub zais zis hloov cov duab los pab txhawb lub cev ua haujlwm.
Ib yam li ntawd, cov leeg nqaij yog dab tsi?
Cov nqaij mos yog muag muag cov ntaub so ntswg uas composes cov leeg nyob rau hauv cov tsiaj lub cev, thiab ua rau kom cov leeg ' muaj peev xwm cog lus. Hauv cov tsiaj nyeg peb hom yog: skeletal lossis striated nqaij ; du los yog tsis striated nqaij ; thiab plawv nqaij , uas qee zaum hu ua semi-striated.
pom cov nqaij mos nyob qhov twg? Plawv nqaij cell yog nyob hauv phab ntsa ntawm lub plawv, tshwm sim striated, thiab nyob rau hauv kev tswj tsis pub leej twg paub. Du nqaij fibre yog nyob hauv cov phab ntsa ntawm lub cev tsis xws luag, tshwj tsis yog lub plawv, zoo li tus ntxaiv, thiab tseem nyob hauv kev tswj hwm yam tsis xav tau.
Tsis tas li ntawd kom paub yog, dab tsi yog 3 hom ntawm cov leeg nqaij thiab lawv txoj haujlwm?
Cov nqaij leeg tau muab faib ua peb hom raws li cov qauv thiab kev ua haujlwm: pob txha, mob plawv , thiab du (Table 1). Skeletal leeg yog txuas nrog cov pob txha thiab nws cov contraction ua tau locomotion, lub ntsej muag qhia, posture, thiab lwm yam kev yeem txav ntawm lub cev.
Cov leeg twg yog qhov tsis tuaj yeem?
Cov leeg pob txha yog nyob ntawm siab yeem thiab txav mus los, cov leeg mob plawv tsis tuaj yeem ua haujlwm thiab raug mob thiab cov nqaij du yog involuntary thiab tsis-striated.
Pom zoo:
Dab tsi yog qhov txawv ntawm cov leeg axial thiab cov leeg nqaij?
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Piav qhov sib txawv ntawm cov leeg axial thiab cov leeg nqaij. Cov leeg nqaij axial pib ntawm lub cev pob txha (pob txha hauv lub taub hau, caj dab, thiab lub hauv paus ntawm lub cev), thaum cov leeg nqaij txuas ntxiv tuaj ntawm cov pob txha uas ua rau lub cev nqaj
Dab tsi yog tag nrho lossis tsis muaj lus teb hauv cov leeg?
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Txoj cai tagnrho-lossis-tsis yog txoj cai uas hais tias lub zog ntawm cov lus teb ntawm lub paj hlwb lossis cov leeg nqaij tsis yog nyob ntawm qhov kev txhawb zog. Yog tias qhov stimulus siab tshaj qhov pib, lub paj hlwb lossis cov leeg nqaij yuav tua
Puas yog tag nrho cov hlab ntsha nqa cov ntshav oxygenated thiab cov leeg nqa cov ntshav deoxygenated?
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Cov hlab ntsha ua ib feem ntawm lub circulatory system. Cov hlab ntsha nqa cov ntshav oxygenated tawm ntawm lub plawv mus rau cov ntaub so ntswg, tshwj tsis yog cov hlab ntshav hauv lub ntsws, uas nqa ntshav mus rau lub ntsws rau cov pa oxygen (feem ntau cov leeg ntshav nqa cov ntshav deoxygenated mus rau lub plawv tab sis cov leeg hauv ntsws nqa cov ntshav oxygenated ib yam)
Dab tsi cov qauv ntawm lub sarcomere yog txuam nrog cov xub?
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Nws yog hais txog actin filament. Actin filaments yog cov khoom sib xyaw ntawm sarcomere uas tau txav mus los
Dab tsi ntawm cov leeg yog cov leeg uas tsim cov phab ntsa ntawm lub plab?
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Cov pob txha pob txha txav cov pob txha thiab lwm yam txheej txheem. Cov leeg nqaij sib cog lus lub plawv kom tso ntshav. Cov leeg nqaij du uas tsim cov kabmob xws li lub plab thiab lub zais zis hloov cov duab los pab txhawb lub cev ua haujlwm