Cov txheej txheem:
- Qab muaj pob txha?
- Npauj npaim thiab qav muaj pob txha?
- Pob amphibians puas muaj pob txha pob txha?
- Pob tadpoles muaj skeletons?
![Pob amphibians puas muaj pob txha? Pob amphibians puas muaj pob txha?](https://i.boatexistence.com/preview/questions/18678852-do-amphibians-have-bones-j.webp)
Video: Pob amphibians puas muaj pob txha?
![Video: Pob amphibians puas muaj pob txha? Video: Pob amphibians puas muaj pob txha?](https://i.ytimg.com/vi/hYsT-DLusI8/hqdefault.jpg)
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
Txhua tus tsiaj muaj pob txha ntawm ib hom lossis lwm qhov. Cov tsiaj txhu, noog, tsiaj reptiles, amphibians thiab ntses muaj pob txha pob txha. Cov skeletons tuaj nyob rau hauv tag nrho cov duab thiab qhov ntau thiab tsawg, tab sis lawv kuj sib koom nta.
Qab muaj pob txha?
Qav lub cev tau txais kev txhawb nqa thiab tiv thaiv los ntawm lub cev pob txha hu ua pob txha. Lub pob txha taub hau yog tiaj tus, tshwj tsis yog rau thaj chaw nthuav dav uas ua rau lub hlwb me me. Tsuas yog cuaj vertebrae ua tus Qav pob txha, lossis kab vertebral. … Qav muaj ib pob txha "forearm", xov tooj cua-ulna.
Npauj npaim thiab qav muaj pob txha?
Zoo li cov tsiaj nyeg, noog, ntses cev nqaij daim tawv, tsiaj reptiles, thiab lwm yam amphibians, qav yog vertebrates (VER-teh-brehts). Ib tug vertebrate yog ib tug tsiaj nrog ib tug txha nraub qaum, los yog qaum. Piv nrog rau tag nrho lwm cov vertebrates, Qav yog tib qho uas muaj qhov sib xyaw ua ke ntawm cov yam ntxwv: … Lub cev luv nrog tsuas yog yim lossis cuaj pob txha hauv qaum
Pob amphibians puas muaj pob txha pob txha?
Sponges, corals, worms, kab, kab laug sab thiab crabs yog tag nrho cov sub-groups ntawm invertebrate pawg - lawv tsis muaj ib tug txha nraub qaum. Cov ntses, cov tsiaj reptiles, noog, amphibians thiab cov tsiaj nyeg yog cov pab pawg ntawm cov vertebrates sib txawv - lawv txhua tus muaj cov pob txha sab hauv thiab nraub qaum.
Pob tadpoles muaj skeletons?
Cov tadpoles muaj pob txha pob txha pob txhathiab ib qho tsis sib xws uas nws thiaj li txhim kho mus rau tus txha caj qaum.
Pom zoo:
Cov pob txha pob txha txawv li cas pob txha pob txha?
![Cov pob txha pob txha txawv li cas pob txha pob txha? Cov pob txha pob txha txawv li cas pob txha pob txha?](https://i.boatexistence.com/preview/questions/18670695-how-is-spongy-bone-different-from-compact-bone-j.webp)
pob txha pob txha yog tuab thiab tsim los ntawm osteons, hos pob txha pob txha tsawg thiab ua los ntawm trabeculae . Dab tsi yog qhov sib txawv ntawm cov pob txha pob txha thiab pob txha? Cov pob txha pob txha yog tsim los ntawm osteons thiab tsim cov txheej txheem sab nraud ntawm txhua pob txha.
Nyob hauv pob txha pob txha muaj dab tsi tshwm sim rau pob txha?
![Nyob hauv pob txha pob txha muaj dab tsi tshwm sim rau pob txha? Nyob hauv pob txha pob txha muaj dab tsi tshwm sim rau pob txha?](https://i.boatexistence.com/preview/questions/18676239-in-a-greenstick-fracture-what-has-occurred-to-the-bone-j.webp)
Ib pob txha pob txha tshwm sim thaum cov pob txha khoov thiab tawg, es tsis txhob tawg tag nrho rau hauv nyias daim nyias nyias Cov pob txha tawg zoo ib yam li qhov tshwm sim thaum koj sim tawg me me, "ntsuab " ceg ntawm tsob ntoo.
Vim li cas cov pob txha pob txha pob txha muaj ntau dua?
![Vim li cas cov pob txha pob txha pob txha muaj ntau dua? Vim li cas cov pob txha pob txha pob txha muaj ntau dua?](https://i.boatexistence.com/preview/topical-issues/18676242-why-are-greenstick-fractures-more-common.webp)
Cov menyuam yaus yuav muaj pob txha pob txha pob txha vim lawv cov pob txha mos thiab nkig tsawg dua tus neeg laus. Kev kho mob suav nrog kev tshem cov pob txha, lossis qee qhov kev phais . Vim li cas cov pob txha pob txha pob txha feem ntau tshwm sim hauv cov menyuam yaus?
Cov pob txha pob txha pob txha muaj li cas ntawm pob txha mos elastic?
![Cov pob txha pob txha pob txha muaj li cas ntawm pob txha mos elastic? Cov pob txha pob txha pob txha muaj li cas ntawm pob txha mos elastic?](https://i.boatexistence.com/preview/questions/18702606-what-laryngeal-cartilage-is-composed-of-elastic-cartilage-j.webp)
Tsis zoo li cov pob txha mos thiab cov thyroid caj pas, uas muaj cov pob txha mos hyaline hyaline pob txha mos Abstract. Hyaline pob txha mos muaj nyob rau hauv synovial pob qij txha thiab pab txoj kev txav ntawm cov pob qij txha Nws yog tsim los ntawm chondrocytes thiab extracellular matrix.
Puas sharks muaj pob txha pob txha pob txha?
![Puas sharks muaj pob txha pob txha pob txha? Puas sharks muaj pob txha pob txha pob txha?](https://i.boatexistence.com/preview/questions/18748173-do-sharks-have-a-mineralized-skeleton-j.webp)
Niaj hnub sharks muaj skeletons ntawm cov ntaub so ntswg peculiar hu ua prismatic calcified pob txha: pob txha mos uas yog mineralised, tsis li cov nplooj ntawv, tab sis raws li ib tug mosaic ntawm me me ntxhia prisms. … Qhov no yuav pab piav qhia txog kev sib raug zoo ntawm prismatic calcified pob txha thiab pob txha .