Vim li cas blastema tseem ceeb?

Cov txheej txheem:

Vim li cas blastema tseem ceeb?
Vim li cas blastema tseem ceeb?

Video: Vim li cas blastema tseem ceeb?

Video: Vim li cas blastema tseem ceeb?
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Anonim

Blastema, tseem hu ua Regeneration Bud, hauv zoology, ib pawg ntawm cov hlwb tsis sib xws uas muaj peev xwm txhim kho rau hauv lub cev lossis ib qho appendage. Nyob rau hauv qis vertebrates lub blastema yog tshwj xeeb tshaj yog tseem ceeb nyob rau hauv kev tsim kho ntawm cov ceg tawv ceg.

Yuav ua li cas yog blastema?

Ib blastema yog ib pawg mesenchymal hlwb ntawm ntau yam keeb kwm-tsis muaj cov cell tshwj xeeb, cov leeg hlwb, cov ntaub so ntswg sib txuas, mononuclear WBC, cov hlwb endothelial, liberated chondrocytes lossis osteocytes-uas. tuaj yeem ua tau ntau yam haujlwm; Los ntawm: Cranio-Facial Growth in Man, 1971.

blastema hlwb tuaj qhov twg?

Nyob rau hauv qhov sib piv, blastema hlwb uas tshwm sim los ntawm cov ntaub so ntswg sib txuas hauv lub dermis, uas muaj qhov chaw nco, tuaj yeem sib txawv rau hauv cov ntaub so ntswg thoob plaws hauv ceg thiab pob txha mos (Kragl li al. 2009; Hirata et al. 2010).

Cov hlwb tuaj qhov twg los ntawm qhov ua kom rov tsim dua blastema?

Cells los ntawm pob txha pob txha thiab ib puag ncig cov ntaub so ntswgkoom nrog kev tsim blastema. Qib P3 uas rov tsim dua yog ze rau qhov qub qib ntawm tus lej txiav tawm.

hom cell nyob rau hauv lub blastema?

Cov tsiaj no kho tau zoo vim tias cov leeg nqaij, pob txha thiab tawv nqaij cov hlwb nyob ze rau ntawm qhov chaw txiav tawm rov qab los ua ntau hom, tsim ib pawg ntawm cov neeg laus qia hlwb hu ua blastema. Cov hlwb no mam li faib thiab sib txawv rau hauv cov ntaub so ntswg uas xav tau los ua tus ceg tshiab.

Pom zoo:

Vim li cas kev ceeb toom kev tso cai tseem ceeb hauv kev tshawb fawb?

Vim li cas kev ceeb toom kev tso cai tseem ceeb hauv kev tshawb fawb?

Qhia kev pom zoo yog ib feem tseem ceeb ntawm rau npe rau hauv kev sim tshuaj vim nws muab cov ntaub ntawv muaj peev xwm rau cov neeg koom nrog txhua yam lawv xav tau kom nkag siab txog yam lawv tuaj yeem pab dawb Tsis muaj kev pom zoo rau cov ncauj lus tej zaum yuav tsis nkag siab qhov lawv koom nrog .

Vim li cas cov ntaub ntawv tseem ceeb tseem ceeb rau kev tswj hwm tebchaws Askiv?

Vim li cas cov ntaub ntawv tseem ceeb tseem ceeb rau kev tswj hwm tebchaws Askiv?

Cov ntaub ntawv raug cai ntawm cov thawj coj hauv tebchaws Askiv ua haujlwm qhov tseem ceeb ntawm keeb kwm ntawm no lub sijhawm. Cov thawj coj hauv tebchaws Askiv ntseeg tias txhua qhov kev qhia, kev npaj, txoj cai, kev txiav txim siab, kev pom zoo, kev tshawb nrhiav yuav tsum tau sau kom meej.

Vim li cas cov cim tseem ceeb tseem ceeb?

Vim li cas cov cim tseem ceeb tseem ceeb?

Background. Cov cim tseem ceeb yog qhov tseem ceeb cov ntsiab lus ntawm kev saib xyuas tus neeg laus lossis tus menyuam qhov kev vam meej thaum mus pw hauv tsev kho mob, vim lawv tso cai rau kev tshawb pom sai ntawm kev rov qab los qeeb lossis cov xwm txheej tsis zoo.

Vim li cas cov cim ceeb toom tseem ceeb?

Vim li cas cov cim ceeb toom tseem ceeb?

Lub ntsiab tseem ceeb ntawm kev nthuav qhia Kev Nyab Xeeb yog txhawm rau tiv thaiv kev raug mob thiab xyuas kom cov neeg ua haujlwm thiab cov neeg tuaj saib paub zoo txog kev phom sij thiab kev phom sij ua ntej hauv qee qhov xwm txheej thiab / lossis ib puag ncig .

Vim li cas qhov tseem ceeb yog qhov tseem ceeb?

Vim li cas qhov tseem ceeb yog qhov tseem ceeb?

Nws yuav tsum muaj lub zog lub cev thiab lub siab lub ntsws. Qhov tseem ceeb yog qhov tseem ceeb uas tso cai rau koj mus txuas ntxiv thiab ua lub neej zoo. Hauv qhov tseem ceeb, qhov tseem ceeb txhais tau hais tias muaj zog, noj qab nyob zoo, thiab muaj txiaj ntsig zoo.