![Cov pob txha puas tau txais cov ntshav? Cov pob txha puas tau txais cov ntshav?](https://i.answers-medical.com/preview/medical-health/14098135-do-bones-get-blood-supply-j.webp)
Video: Cov pob txha puas tau txais cov ntshav?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Hauv qhov ntev ntev pob txha , ntshav yog muab los ntawm peb qhov sib cais: cov hlab ntsha muaj sia, periosteal cov nkoj , thiab epiphyseal cov nkoj . Dav dav cov nkoj nyob rau hauv periosteum, daim nyias nyias nyob ib puag ncig pob txha , khoom cov khaubncaws sab nraud povtseg ntawm lub cortex thiab txuas nrog cov as-ham-artery system.
Ntawm no, puas yog pob txha vascular?
Pob txha muaj nplua nuj cev muab, tau txais 10-20% ntawm lub plawv tso zis. Cov ntshav muab sib txawv nrog ntau hom pob txha , tab sis cov hlab ntsha tshwj xeeb tshaj yog nyob hauv thaj chaw uas muaj xim liab pob txha pob txha. Hauv kev loj hlob pob txha , cov hlab ntsha no tau sib cais los ntawm daim hlau epiphyseal cartilaginous.
Ntxiv mus, cov hlab ntsha ua dab tsi hauv cov pob txha? Ntxiv rau lawv lub luag haujlwm ib txwm ua los ua cov kab ke sib txuas rau cov roj cua, cov as -ham, cov khoom pov tseg lossis cov cell, cov hlab ntsha nyob rau hauv lub cev pob txha ua si lub luag haujlwm hauv kev tswj ntau yam ntawm pob txha tsim thiab muab niches rau hematopoietic qia hlwb uas nyob hauv lub pob txha pob txha.
Xav txog qhov no, puas yog cov pob txha muab cov hlab ntsha hlab ntshav thiab cov hlab ntsha?
Skeleton Feem ntau pob txha muaj cov zaub mov tseem ceeb cov leeg thiab leeg uas nkag mus rau thaj tsam nruab nrab ntawm qhov chaw los ntawm qhov hu ua as-ham foramen, tab sis cov hlab ntsha kuj nkag rau hauv pob txha hauv lwm qhov chaw, tshwj xeeb yog ntawm ob sab ntawm kab epiphyseal.
Vim li cas cov pob txha thiaj muaj ntshav thiab paj hlwb?
Cov ntshav tau muab kom paub tab compact pob txha hla tus dej Haversian. Haversian kwj dej kuj nyob ib puag ncig paj hlwb cell thoob plaws hauv lub pob txha thiab sib tham nrog osteocytes hauv lacunae (qhov chaw nyob hauv qhov ntom ntom pob txha matrix tias muaj txoj sia pob txha cell) los ntawm canaliculi.
Pom zoo:
Dab tsi yog CPT txoj cai los tshaj tawm cov pob txha pob txha xav tau ua rau pob txha pob txha thaum phais pob txha?
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Pib 01/01/18, CPT code 20939 yuav tsum tau siv los tshaj tawm cov pob txha pob txha xav tau rau pob txha pob txha hauv kev phais pob txha
Cov pob qij txha twg cuam tshuam hauv pob txha pob txha?
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Osteoarthritis feem ntau cuam tshuam nrog kev sib koom tes hnyav, suav nrog hauv caug, duav, ncauj tsev menyuam thiab lumbosacral qaum, thiab taw. Lwm qhov cuam tshuam cuam tshuam nrog cuam tshuam nrog cuam tshuam cuam tshuam nruab nrab (DIP), sib thooj interphalangeal (PIP), thiab carpometacarpal (CMC) sib koom tes
Hom pob txha mos twg yog pob txha mos pob txha?
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Hyaline pob txha mos
Cov pob txha pob txha thiab pob txha ua haujlwm li cas thiaj txav tau lub cev?
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Cov nqaij ntshiv lub cev los ntawm kev cog lus tawm tsam cov pob txha. Thaum cov leeg mob, lawv tau luv. Los ntawm kev cog lus, cov leeg rub ntawm cov pob txha thiab cia lub cev txav mus los
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Cov pob txha Cancellous yog tsim los ntawm spongy, ntxeem tau, cov pob txha cov ntaub so ntswg uas muaj cov pob txha liab thiab tseem ceeb heev rau kev tsim cov qe ntshav. Spongy pob txha yog softer thiab tsis muaj zog tshaj cov pob txha compact, tab sis kuj hloov tau ntau dua