Noj qab haus huvCov poj niam kev noj qab nyob

Cev xeeb tub siv dej qab zib - nrov misconceptions

Ntawm cov hoob kawm, tsoos zaub mov txawv yog lom zem ntau raws li nyob rau hauv pej xeem cov kev txawj ntse, lub neej kev, tab sis muaj ib co zaub mov txawv uas yog, muab tso rau nws mob me, tsis yog. Ib zaug thaum ib lub sij hawm, tej zaum, lawv yuav npaum li cas tiag, tab sis, nrog txoj kev loj hlob ntawm kev kawm, cov universal cuag ntawm kev kawm ntawv lawv tau poob lawv lub hwj chim. Ib tug xws li nrov zaub mov txawv yog qhov kev txiav txim ntawm cev xeeb tub nrog rau cov kev pab los ntawm dej qab zib. Cov neeg hais tias yog hais tias ib tug poj niam cev xeeb tub, cov dej qab zib yog poured mus rau hauv cov zis precipitates. Zashipevshaya dej qab zib, qhia cov tsis tuaj kawm ntawv ntawm cev xeeb tub. Ntawm cov hoob kawm, qhov no nrov txoj kev tsis yog tsis muaj ntxiv lub tswv yim thiab tricks: zis yuav tsum tsuas yog thaum sawv ntxov yog sau nyob rau hauv ib tug huv thawv, thiab tsawg kawg yog ib nrab ntawm cov iav. Tshwj xeeb tshaj yog cob pej xeem healers hais tias thaum sawv ntxov zis yog cov tsawg kawg uas tsis muaj ntau ntau cov ph, uas saib kuas muaj ntau yog kev txiav txim ntawm cev xeeb tub los ntawm txoj kev sis dej qab zib.

Lub controversy lwm tus no txoj kev ntawm kev txiav txim uas cev xeeb tub myriad. Ib tug neeg ua tsaug ntseeg hais tias nyob rau hauv qhov tseeb ntawm qhov kev xeem no. Thiab muaj ib tug uas nyob rau hauv Science News for KIDS thiab biology ntawm lub tsev kawm ntawv muaj zoo qib, cav hais tias tag nrho cov no nonsense. By thiab loj, ib tug cev xeeb tub xeem nrog dej qab zib yog tsis muaj teeb meem rau kev noj qab nyob, yog li ntawd, los ntawm lawv cov kev xav tau tuav nws. Tab sis tsis txhob maj mus ua ib tug me nyuam txoj kev kav rau ib tug stroller los yog txaj thaiv npoo, thaum mam li nco dheev koj cov zis yog precipitated tawm.

Yog li ntawd, txhua yam nyob rau hauv peb lub neej yog kev kawm rau cov kev cai ntawm Science News for KIDS, thiab koj lub cev - tsis tsuas yog. Ib tug txiav txim ntawm cev xeeb tub nrog rau cov kev pab los ntawm dej qab zib - ib tug yooj yim tshuaj cov tshuaj tiv thaiv. Dej qab zib, los yog sodium hydrogen carbonate NaHCO₃ los ntawm cov tshuaj tiv thaiv nrog acids, e.g., HCl, NaCl yog hloov dua siab tshiab rau hauv ib lub ntsev thiab carbonic acid H₂CO₃, uas nyob rau hauv lem decomposes rau carbon dioxide thiab dej CO₂ H₂O. Txhua tus poj niam yog nqa tawm analogously tshuaj cov tshuaj tiv thaiv thaum extinguished dej qab zib vinegar los yog citric acid thaum lub sij hawm kneading khob noom cookie. Hais tias yog, dej qab zib burrs, yog ua ke nrog ib tug acid thiab precipitated los ntawm reacting nrog ib tug alkali.

Los ntawm lub tsev kawm ntawv hoob biology kawm, peb yeej paub tias zis yog ib yam khoom uas tseem ceeb heev functions ntawm peb lub cev. Cov zis tso zis pliaj yam uas yog soluble nyob rau hauv cov dej. Nws yog tseeb hais tias cov tshuaj nkag mus rau hauv lub cev nrog cov zaub mov.

Ironically, pH theem, lub npe hu rau feem ntau ntawm commercials xab npum thiab tshuaj zawv plaub hau muaj thiab zis. Qhov no yog theem qhia yuav ua li cas acidic los yog alkaline zis. Cov zis ntawm ib tug noj qab nyob zoo neeg muaj ib tug nyob nruab nrab los yog me ntsis acidic pH theem qib, i.e. pH nyob rau hauv ntau 4.5-8. Ib tug ntau yam ntawm yog vim li cas thiab yam yuav hloov qhov no daim duab. Ib tug ntau dua pH theem qhia ntau alkaline zis, thiab ib tug understated, ntawm contrast, yog hais txog acidic zis. Theem zis pH nyob nyob rau theem ntawm cov ntshav pH, raws li zoo raws li cov khoom uas pub tau mov rau cov neeg. Txawm lub cev kub muaj feem xyuam rau tus nqi thiab cov kev kho mob ntawm cov mob txeeb system muaj ib tug ncaj qha cawv rau nws.

Tsa pH, thiab chaw pib ua ntau alkaline zis tej zaum yuav sib txawv txiv hmab txiv ntoo thiab zaub yog tam sim no nyob rau hauv tib neeg noj cov zaub mov. Zawv plab, ua ntuav, mob nyob rau hauv lub mob txeeb zig, Milkmana syndrome, Fanconi syndrome, raum tsis ua hauj lwm, thiab muaj ntau yam lwm yam yuav tseem kom no daim duab.

Protein zaub mov ntawm cov tsiaj keeb kwm, cranberries nyob rau hauv loj qhov ntau, starvation, mob ntshav qab zib, kub taub hau, thiab ntau lwm yam yog vim li cas yuav tau kom txo tau qhov pH ntawm cov zis thiab ua nws li ntau acidic. Cov kab mob uas yuav tsum tau raug tus kab mob nrog rau cov mob txeeb zig, yog yuav hloov lub theem ntawm ob lub me me thiab nyob rau hauv ib txoj kev loj. Qhov no tshwm sim yog ib qho nyob rau hauv cev xeeb tub cov poj niam, tab sis cev xeeb tub nws tus kheej thaum lub sij hawm pH ntawm cov zis twb tsis muaj cawv. Nws li nram no los ntawm qhov uas dej qab zib thaum lub sij hawm cev xeeb tub rau cov poj niam ua ib tug txawv lub neej, nws muaj peev xwm muab radically opposed tshua, tab sis tsis muaj leej twg ntawm lawv tsis qhia uas cev xeeb tub.

Kuv cia siab hais tias cov nqe lus hais nyob rau hauv no tsab xov xwm tau ntxias koj hais tias qhov kev txiav txim ntawm cev xeeb tub nrog rau cov kev pab los ntawm dej qab zib muaj dab tsi ua uas cev xeeb tub. Nws yog ntau nyob xeeb dua qub thiab ntau lawm los yuav tshwj xeeb kev ntsuam xyuas ntawm lub tsev muag tshuaj, uas hnov mob tsis nyob zis acidity thiab lub xub ntiag ntawm lub hormone hCG nyob rau hauv nws.

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