![Dab tsi ntawm tes ua rau hemoglobin? Dab tsi ntawm tes ua rau hemoglobin?](https://i.answers-medical.com/preview/medical-health/13838782-what-does-sickle-cell-do-to-hemoglobin-j.webp)
Video: Dab tsi ntawm tes ua rau hemoglobin?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Mob caj dab kab mob yog ib pab pawg ntawm cov teeb meem uas cuam tshuam hemoglobin cov , cov molecule hauv cov ntshav liab hlwb uas xa cov pa oxygen mus rau hlwb thoob plaws lub cev. Cov neeg uas muaj teeb meem no muaj atypical hemoglobin cov molecules npe hemoglobin cov S, koj tau ntxias kom ntshav liab hlwb rau hauv a တံ , los yog crescent, puab.
Tom qab ntawd, ib tus tseem tuaj yeem nug, vim li cas hemoglobin qis hauv cov ntshav tsis muaj ntshav?
Soj ntsuam hemoglobin tsis zoo li qub hemoglobin cov . Kev hloov pauv hauv cov noob ua rau muaj teeb meem thaum muaj cov pa oxygen hauv cov ntshav qis dua , uas tshwm sim ib zaug hemoglobin cov tau xa cov pa oxygen mus rau hlwb hauv lub cev nqaij daim tawv. Qhov tsis muaj oxygen hauv cov ntaub so ntswg tuaj yeem ua rau mob hnyav sai sai, hu ua mob hnyav.
Kuj Paub, dab tsi yog cov kabmob hauv lub cev ua rau mob ntshav tsis txaus? Ib qho thiab tag nrho cov kabmob tseem ceeb tau cuam tshuam los ntawm kab mob qog noj ntshav. Lub siab, lub plawv, ob lub raum , lub zais zis , qhov muag, pob txha , thiab cov pob qij txha tuaj yeem raug kev puas tsuaj los ntawm kev ua haujlwm tsis txawv txav ntawm cov qog ua ke thiab lawv tsis muaj peev xwm ntws los ntawm qhov me me cov hlab ntsha yog lawm.
Ua li no, yuav ua li cas thiaj li mob qog noj ntshav tsis txaus?
Sickle cell kab mob tshwm sim thaum ib tus neeg tau txais ob daim ntawv theej tsis txawv ntawm β-globin gene uas ua rau hemoglobin, ib tus los ntawm txhua tus niam txiv. Cov noob no tshwm sim nyob rau hauv chromosome 11. Ib tug neeg uas muaj ib daim ntawv txawv txav ua feem ntau tsis muaj tsos mob thiab yog hais kom muaj qev cell tus yam ntxwv.
Yuav ua li cas sickle cell anemia cuam tshuam rau lub plawv?
Qhov txawv txav hemoglobin tshwm sim los ntawm kab mob sickle cell cuam tshuam rau lub plawv ntxiv rau cov qauv ib puag ncig. “Polymer nyob hauv ntawm tes teeb lub ntawm tes nruj dua, deformed thiab raug rau ob qho kev nkag mus hauv microcirculation thiab liab ntawm tes hemolyze, ua rau ntshav tsis txaus thiab tsim cov intravascular ntawm tes -tsis muaj hemoglobin."
Pom zoo:
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Neuron muaj peb ntu tseem ceeb. Lub cev ntawm tes coj txhua yam haujlwm ntawm lub paj hlwb. Dendrites nthuav tawm los ntawm lub cev ntawm tes thiab tau txais cov lus los ntawm lwm cov paj hlwb. Ib lub axon yog ib txoj hlua ntev uas xa cov lus los ntawm lub cev ntawm tes mus rau dendrites ntawm lwm lub paj hlwb lossis rau lwm cov nqaij hauv lub cev, xws li cov leeg
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Kev sib koom thauj tog rau nkoj Sib tshuam Cytoskeletal thauj tog rau nkoj Ties cell rau: Desmosomes Intermediate filaments Lwm cov cell Hemidesmosomes Intermediate filaments EC matrix Adherens junctions Actin filaments Lwm cov cell / EC matrix
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Cov kab mob hu ua fungal ntawm daim tawv nqaij yog kab mob sab nrauv feem ntau cuam tshuam nrog tawv nqaij, plaub hau, thiab rau tes. Feem ntau, cov kab mob fungal no tshwm sim los ntawm dermatophytes, tab sis lawv tuaj yeem tshwm sim los ntawm nondermatophyte fungi thiab poov xab (Candida hom)