Video: Puas yog platelets cell tawg?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Platelets yog me me, meej, irregularly-puab cell tawg ua los ntawm cov ua ntej loj dua hlwb hu ua megakaryocytes. Platelets tseem hu ua thrombocytes vim tias lawv koom nrog hauv cov txheej txheem ntshav txhaws, uas tsim nyog rau kev kho qhov txhab.
Ib yam li ntawd, tib neeg nug, hom cell twg yog platelets?
Platelets tau tsim nyob hauv pob txha pob txha , tib yam li cov liab liab thiab feem ntau ntawm cov cov qe ntshav dawb . Platelets yog tsim los ntawm loj heev pob txha pob txha cell npe megakaryocytes.
Tsis tas li ntawd, dab tsi ua rau platelets los ua ke? Cov platelets tsim ib pawg uas ntsaws qhov hauv cov hlab ntsha. Thaum twg platelets ua tau stick rau cov hlab ntsha (adhesion), hloov cov duab thiab teeb liab lwm yam platelets los pab (kev ua kom thiab zais cia), thiab lo rau ib leeg (aggregation), zoo platelet ntsaws yog ua.
Ib tus kuj yuav nug, cov platelets leukocytes?
Muaj peb hom hlwb tseem ceeb hauv cov ntshav: Thrombocytes, feem ntau hu ua platelets , tsum tsis txhob los ntshav yog tias cov hlab ntsha puas. Leukocytes , feem ntau hu ua cov qe ntshav dawb , yog cov cell tiv thaiv kab mob uas tiv thaiv koj lub cev los ntawm kev kis mob.
Cov platelets muaj li cas?
Cov platelet : form and function. Hartwig JH (1). Platelets yog cov khoom me me subcellular uas tau tso tawm los ntawm megakaryocytes. Lawv yog muaj li ntawm Ib qho tseem ceeb ntawm megakaryocyte membrane, cytoplasm, granules, thiab organelles, thiab ncig thoob plaws cov hlab ntsha thiab soj ntsuam kev ncaj ncees ntawm cov hlab ntsha.
Pom zoo:
Koj yuav paub tau li cas yog tias koj muaj pob txha pob txha tawg lossis tawg?
Nrog tus sprain, koj hnov mob. Tab sis yog tias koj muaj loog lossis tingling, koj pob taws feem ntau yuav tawg. Qhov mob nyob qhov twg? Yog tias koj pob taws ua rau mob lossis mob hnyav rau kov ncaj qha rau ntawm koj pob taws pob taws, tej zaum koj yuav muaj pob txha tawg
Cov paj kws tawg paj puas tawg?
Tsis zoo li ntau yam khoom noj, paj kws hulls tsis yooj yim yaj hauv cov qaub ncaug, thiab tuaj yeem mob ntev rau lub sijhawm ntev ntawm cov hniav thiab raws cov pos hniav
Dab tsi yog qhov txawv ntawm qhov mob hlab ntsha tawg thiab mob hlab ntsha tawg stasis?
Arterial ulcers tsim los ntawm kev puas tsuaj rau cov hlab ntsha vim tsis muaj cov ntshav ntws mus rau cov ntaub so ntswg. Venous ulcers tsim los ntawm kev puas tsuaj rau cov hlab ntsha uas tshwm sim los ntawm cov ntshav tsis txaus rov qab mus rau lub plawv. Tsis zoo li lwm qhov txhab, cov ceg mob no tuaj yeem siv sijhawm ntau lub hlis los kho, yog tias lawv zoo txhua lub sijhawm
Dab tsi ua rau platelets los ua cov platelets nplaum?
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Dab tsi yog qhov txawv ntawm lub duav tawg thiab lub duav tawg?
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