![Vim li cas cov pob txha tsis biodegrade? Vim li cas cov pob txha tsis biodegrade?](https://i.tvmoviesgames.com/preview/questions/17934978-why-dont-bones-biodegrade-j.webp)
2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Y Piv rau lwm cov ntaub so ntswg, cov pob txha tuaj yeem khiav tawm ntawm ob qho laj thawj -
collagen thiab nws cov koom haum nrog calcium . Collagen yog cov protein ntau ruaj thiab ruaj khov vim nws cov qauv thiab tshuaj muaj pes tsawg leeg. Tsuas yog qee cov enzymes tuaj yeem rhuav tshem collagen.
Puas tib neeg cov pob txha decompose?
Thaum 50 xyoo dhau los, koj cov ntaub so ntswg yuav ua kua thiab ploj mus, tawm hauv qab daim tawv nqaij thiab cov leeg. Nws thiaj li cov no yuav tawg, thiab tom qab 80 xyoo nyob rau hauv lub hleb, koj cov pob txha yuav tawg raws li cov mos collagen nyob rau hauv lawv deteriorates, tsis muaj dab tsi tab sis cov ntxhia pob zeb hauv qab.
Yuav siv sijhawm ntev npaum li cas rau cov pob txha faus kom tawg?
Feem ntau, nws yuav siv sij hawm li ib xyoos rau lub cev kom decompose mus rau hauv ib lub cev pob txha nyob rau hauv cov av zoo tib yam thiab yim mus rau kaum ob xyoos kom decompose ib pob txha. Yog hais tias lub cev faus nws yuav siv sij hawm ntev kom decompose, yog hais tias nws muaj (zoo li nyob rau hauv lub hleb) nws yuav siv sij hawm ntev dua.
Vim li cas cov pob txha nyob mus ib txhis?
Cov pob txha yog tsim los ntawm collagen thiab calcium phosphate, ib qho kev sib txuas uas tuaj yeem nyob ntev heev. … Cov xwm txheej no yuav tsum tau sov thiab ntub dej, kos rau hauv kab mob uas tawm tsam cov collagen uas ua rau cov pob txha. Hauv qhov chaw qhuav, zoo li cov catacombs lossis peb cov pob txha niaj hnub, cov pob txha tuaj yeem nyob tau ntau pua xyoo.
Puas tib neeg cov pob txha biodegradable?
Qhov tseeb yog tsis tau faus . Decomposition pib yuav luag tam simtom qab tuag, nrog rau qhov kawg ntawm lub cev ib txwm ua haujlwm thiab kev sib kis ntawm cov kab mob sab hauv. Cov txheej txheem no ua rau cov ntaub so ntswg ntawm tib neeg lub cev tawg thiab tawg. … Thaum cov ntaub so ntswg tau decomposed tag nrho, tag nrho cov seem yog lub cev pob txha.
Pom zoo:
Dab tsi ua kom pob txha pob txha ntawm cov pob qij txha?
![Dab tsi ua kom pob txha pob txha ntawm cov pob qij txha? Dab tsi ua kom pob txha pob txha ntawm cov pob qij txha?](https://i.tvmoviesgames.com/preview/questions/17862965-what-smoothens-bone-surfaces-at-joints-j.webp)
pob txha muab cov duab, txhawb nqa, thiab qauv rau lwm cov ntaub so ntswg hauv lub cev. Nws kuj yuav pab tau cov pob qij txha. Pob txha mos kuj smoothens cov pob txha nto ntawm cov pob qij txha. Cov ntaub so ntswg dab tsi npog cov pob txha ntawm cov pob qij txha?
Puas yog pob txha pob txha pob txha zoo ib yam li meniscus?
![Puas yog pob txha pob txha pob txha zoo ib yam li meniscus? Puas yog pob txha pob txha pob txha zoo ib yam li meniscus?](https://i.tvmoviesgames.com/preview/questions/17870516-is-articular-cartilage-the-same-as-meniscus-j.webp)
Cov pob txha mos yog qhov tawv tab sis du npog ntawm qhov kawg ntawm cov pob txha hauv cov pob qij txha. Nws tso cai rau gliding yam tsis muaj kev tiv thaiv ntau thiab ua haujlwm nrog cov meniscus kom cushion kawg ntawm cov pob txha. Lub meniscus nyob nruab nrab ntawm lub femur thiab tibia.
Dab tsi qhov sib txawv ntawm cov pob txha pob txha thiab pob txha?
![Dab tsi qhov sib txawv ntawm cov pob txha pob txha thiab pob txha? Dab tsi qhov sib txawv ntawm cov pob txha pob txha thiab pob txha?](https://i.tvmoviesgames.com/preview/questions/17891970-whats-the-difference-between-compact-and-spongy-bone-j.webp)
Cov pob txha pob txha yog tsim los ntawm osteons thiab tsim cov txheej txheem sab nraud ntawm txhua pob txha. Cov pob txha pob txha yog tsim los ntawm trabeculae thiab ua rau sab hauv ntawm txhua pob txha. Dab tsi yog qhov sib txawv ntawm cov pob txha pob txha thiab pob txha pob txha?
Puas yog lub pob txha pob txha pob txha pob txha?
![Puas yog lub pob txha pob txha pob txha pob txha? Puas yog lub pob txha pob txha pob txha pob txha?](https://i.tvmoviesgames.com/preview/questions/17917992-is-an-endplate-fracture-a-compression-fracture-j.webp)
CONCLUSIONS: vertebral endplate raug mob feem ntau pom hauv osteoporotic vertebral compression fractures. Dab tsi ua rau lub pob txha tawg? Nws yog kev xav tias, nyob rau hauv ntau qhov mob ntawm qhov mob qis qis, thawj qhov ua rau mob yog pob txha ntawm pob txha caj qaum los ntawm compression rog.
Vim li cas pob txha pob txha txawv ntawm cov pob txha li niaj zaus?
![Vim li cas pob txha pob txha txawv ntawm cov pob txha li niaj zaus? Vim li cas pob txha pob txha txawv ntawm cov pob txha li niaj zaus?](https://i.tvmoviesgames.com/preview/questions/17930399-why-is-osteoporotic-bone-different-from-regular-bone-j.webp)
Thaum osteoporosis tshwm sim, lub qhov thiab qhov chaw hauv lub honeycomb loj dua li cov pob txha noj qab haus huv. Cov pob txha osteoporotic muaj poob ntom lossis loj thiab muaj cov ntaub so ntswg txawv txav. Raws li cov pob txha tsis tshua muaj zog, lawv tsis muaj zog thiab feem ntau yuav tawg.