A Cortical and Cancellous Bone Cortical pob txha yog cov ntaub so ntswg uas muaj tsawg dua 10% cov ntaub so ntswg mos. Cov pob txha txhav lossis cov pob txha pob txha yog tsim los ntawm cov pob txha zoo li daim hlau lossis cov pas nrig sib txuas ntawm cov pob txha pob txha uas sawv cev ntau dua 75% ntawm cov pob txha pob txha.
Qhov txawv ntawm pob txha cortical thiab cov pob txha tshem tawm yog dab tsi?
Nws yog nyuaj li pob txha cortical, tab sis nws tau tsim nyob rau hauv ib txoj hauv kev kom pom spongy lossis mesh-zoo li. Cov pob txha Cancellous muaj feem ntau ntawm cov pob txha nyob rau hauv axial skeleton, nrog rau cov pob txha ntawm pob txha taub hau, tav, pob ntseg, thiab qaum.
pob txha cortical ua dab tsi?
Cov pob txha pob txha yog cov pob txha sab nraud uas tsim cov txheej tiv thaiv nyob ib puag ncig cov kab noj hniav Cov pob txha no tseem hu ua pob txha pob txha ua rau ze li 80% ntawm pob txha pob txha. thiab yog qhov tseem ceeb rau lub cev qauv thiab qhov hnyav vim nws qhov siab ua haujlwm rau khoov thiab torsion.
piv txwv ntawm pob txha cortical yog dab tsi?
Cortical pob txha hais txog qhov tuab txheej txheej ntawm feem ntau cov pob txha ntev [piv txwv li humerus lossis femur ncej] uas ua rau cov kab noj hniav ntawm cov pob txha hu ua medulla. … Cortical pob txha tseem hu ua pob txha pob txha los yog lamellar thiab muab lub zog rau tag nrho cov pob txha ntev ntawm lub cev, piv txwv li, femur.
Dab tsi yog qhov txawv ntawm cortical thiab trabecular pob txha?
Cortical, lossis compact, pob txha muaj nyob hauv cov pob txha ntev thiab suav txog kwv yees li 80% ntawm cov pob txha loj [1]. Cov pob txha trabecular muaj nyob rau hauv vertebrae thiab qhov kawg ntawm cov pob txha ntev thiab yog, qhov sib txawv, ib tug ntxeem tau npuas- zoo li qauv nrog voids uas muaj cov pob txha.
