![Qhov thib ob Osteon yog dab tsi? Qhov thib ob Osteon yog dab tsi?](https://i.answers-medical.com/preview/medical-health/14088161-what-is-a-secondary-osteon-j.webp)
Video: Qhov thib ob Osteon yog dab tsi?
![Video: Qhov thib ob Osteon yog dab tsi? Video: Qhov thib ob Osteon yog dab tsi?](https://i.ytimg.com/vi/8sgjA_XiFDI/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Secondary osteons txawv ntawm thawj cov pob txha nyob hauv theem nrab osteons yog tsim los ntawm kev hloov cov pob txha uas twb muaj lawm. Secondary pob txha tau los ntawm cov txheej txheem hu ua kev kho dua tshiab. Hauv kev kho dua tshiab, cov pob txha pob txha hu ua osteoclasts thawj zaug resorb los yog noj ib feem ntawm cov pob txha nyob rau hauv lub qhov taub hu ua lub khob hliav qab.
Ib yam li ib tus yuav nug, Osteon ua haujlwm yog dab tsi?
Nws muab kev tiv thaiv thiab lub zog rau cov pob txha. Cov pob txha pob txha muaj cov units hu ua osteons los yog Haversian systems. Osteons yog cov qauv cylindrical uas muaj cov ntxhia hauv matrix thiab cov osteocytes nyob txuas nrog canaliculi, uas thauj cov ntshav. Lawv ua raws li qhov sib npaug mus rau qhov ntev ntawm cov pob txha.
Zoo sib xws, Osteon quizlet yog dab tsi? Osteon . Ib pawg txheej txheem ntawm cov pob txha cog uas suav nrog lub hauv paus kwj dej ib puag ncig los ntawm lub ntsej muag cylindrical lamellae ntawm matrix. Osteocyte. Cell uas yog tus yam ntxwv ntawm cov pob txha neeg laus thiab yog cais nyob rau hauv ib tug lacuna ntawm cov pob txha tshuaj.
Kuj paub, dab tsi ua rau Osteon?
Txhua pob txha muaj cov khaubncaws sab nraud povtseg, los yog lamellae, ntawm cov pob txha pob txha uas nyob ib puag ncig lub kwj dej hauv nruab nrab, cov kwj dej haversian. Haversian kwj dej muaj cov pob txha cov ntshav.
Dab tsi yog hauv nruab nrab kwj dej ntawm Osteon?
Cov central kwj dej ntawm osteon muaj cov hlab ntsha thiab cov hlab ntshav uas muab cov pob txha ntawd. Cov central kwj dej , tseem hu ua haversian
Pom zoo:
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Kev nkag siab tsis tu ncua, tseem hu ua qhov tsis sib xws, lossis qhov tshwm sim tsis tu ncua, kev nyiam tsiaj thiab tib neeg kom pom cov khoom paub zoo li muaj tus qauv zoo, qhov loj me, xim, lossis qhov chaw tsis hais txog kev hloov pauv ntawm lub kaum sab xis ntawm kev xav, nrug deb, lossis teeb pom kev zoo
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Zoo li feem ntau qhov kev kho mob ib txwm muaj txiaj ntsig thiab ntau yam, lub ntsiab lus tuaj yeem sib txawv me ntsis, tab sis feem ntau cov ntsiab lus hauv qab no siv: Ua rau me me hypoxemia: PaO2 = 60 txog 79 mmHg. Qhov nruab nrab hypoxemia: PaO2 = 40 txog 59 mmHg. Hypoxemia hnyav: PaO2 <40 mmHg
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