Tsev thiab Tsev Neeg, Cov me nyuam
Yog vim li cas kua muag qab ntsev. Yuav ua li cas los mus piav qhia rau ib tug me nyuam yog vim li cas qab ntsev kua muag
Ib txhia me nyuam txoj kev teeb meem yuav poob ntsej muag ib tug neeg laus. Yog li, muaj coob tus neeg yuav tsis teb tam sim ntawd, yog vim li cas kua muag qab ntsev. Nws yuav pab kom to taub cov kev txawj ntse ntawm lub physiological dab uas tshwm sim nyob rau hauv lub cev.
Qhov twg thiab vim li cas yuav tsum quaj los kua muag
Nyob rau hauv lub cheeb tsam ntawm lub ceev ceev, nyob rau hauv lub frontal pob txha ntawm tus pob txha taub hau, nws yog ib tug tshwj xeeb amygdala. Nws yuav ua nyob rau hauv nws tsim kua muag kua. Ntawm hais tias caj pas rau txhua lub qhov muag thiab tawv muag yog kua muag ducts. Raws li nws thiab tsiv kua. Tab sis qhov no tsis piav yog vim li cas lub kua muag qab ntsev.
Thaum ib tug neeg blinks, hlau yog pog thiab pib mus ua hauj lwm. Raws li kua nkag mus rau hauv raws lub ceev ceev, uas kom nws. Kua muag ntawm txhua tus neeg yog muaj menyuam tsis taus, lawv muaj tshwj xeeb tshuaj - enzymes. Lawv muaj peev xwm ntawm kev rhuav tseg cov kab mob thiab yog li tiv thaiv lub qhov muag los ntawm tej zaum kab mob. Enzymes tsis tau tsuas yog tiv thaiv lub ceev ceev, tab sis kuj pab tau tshem ntawm poob mus rau hauv nws txawv teb chaws lub cev. Nyob rau hauv tas li ntawd, lawv moisturize nws.
Ua rau salinity
Raws li ib tug tshwm sim ntawm cov kev tshawb fawb, nws twb pom hais tias cov lom kua yog generated almond caj pas xws li ntawm 99% ntawm ntshiab, distilled dej (Formula nyob H 2 O). Qhov seem 1% muaj xws li ntau yam additives, yog ib tus uas yog sodium tshuaj dawb. Nyob rau hauv lub kua muag, nws cov ntsiab lus yog hais txog 0.9%.
Qhov no yog vim li cas vim li cas lub qab ntsev kua muag. Cov lus teb no yog kom meej rau lub feem ntau cov neeg laus. Cuaj kaum, txawm lawv nrhiav tau nws yooj yim to taub yog vim li cas hauv lub cev yog tsim nyob rau hauv xws li ib tug txoj kev.
Tsawg dua 1% sodium chloride, uas yog muaj nyob rau hauv cov kua muag, muab lawv ib cov qab ntsev saj. Nyob rau hauv tej rooj plaub, lub concentration ntawm cov tshuaj yeeb dej caw yuav txawv.
nthuav lus tseeb
Muaj ntau tham txog vim li cas lub qab ntsev kua muag, lawv hais tias lawv saj yuav sib txawv. Nws nyob ntawm tus concentration ntawm sodium tshuaj dawb nyob rau hauv lub lom kua. Qhov no, nyob rau hauv lem, los ntawm lub fact yog vim li cas cov neeg quaj.
Piv txwv li, nws twb pom hais tias kua muag muaj kev kaj siab uas tsis muaj cov ntsiab lus ntawm ntau yam ib txoj lw ntsiab thiab ntsev. Ib yam yuav hais txog lub kua muag, protruding nyob rau hauv pem hauv ntej ntawm cov me nyuam me. Nyob rau hauv cov ntaub ntawv no, cov thyroid caj pas yog thaum so thiab nyob rau hauv kev ua si tuaj adrenal cortex thiab lub plawv.
Feem ntau cov ntsev, raws li endocrinologists yog kua muag ntawm kev hlub rau nws tus kheej. Nyob rau hauv cov ntaub ntawv no, markedly tsub kom lub amplitude ntawm cov thyroid muaj nuj nqi nyob rau hauv tus txheej txheem no yog txuas thiab lub cerebral cortex. Ib txhij sib ua pib adrenals, lub plawv mob contraction zaus tsub kom. Cov kws kho mob yog ib tug me ntsis ntau tshaj rau piav qhia txog yog vim li cas lub kua muag qab ntsev.
quaj mechanism
Yog hais tias ib tug neeg yog ib yam nkaus thiab chim siab thiab pib quaj, hais tias muaj ntau ntawm nws nruab nrog cev pib mus ua hauj lwm nyob rau hauv ib tug txawv hom. Nrog muaj zog lub cev load lub cev yog nyob rau hauv tib lub xeev. Txawm li cas los, nyob rau hauv lub caij nyoog kawg no cov ntaub ntawv, cov hws tas. Los ntawm txoj kev, nws yog zoo li mus saj nrog kua muag. Nyob rau hauv tas li ntawd mus sodium tshuaj dawb nyob rau hauv lub hws yog magnesium ions, poov tshuaj, adrenaline thiab noradrenaline. Tag nrho cov no yuav qhia cov hais tias lom kua ntsim saj.
Kua muag tso thaum lub sij hawm kev quaj ntsuag, nyob rau hauv feem ntau concentration. Ob lub qhov muag nyob rau tib lub ntsej mua nce ntshav thiab daim tawv nqaij zoo li "burnt tawm." Tej piav yog vim li cas kua muag qab ntsev, nws yuav muab ntau zog ua si ntawm lub qog caj pas, adrenal cortex thiab lub plawv.
lom nta
Nyob rau hauv tas li ntawd mus rau lub kua muag nyob rau hauv lub cev tseem muaj lwm cov dej. Lawv tag nrho cov muaj ib qhov nqi ntawm cov tshuaj ions thiab sodium. Lawv muaj nyob rau hauv cov zis, cov qaub ncaug, tawm hws, hnoos qeev paug, thiab txawm nyob rau hauv cov ntshav. Qhov no cov ntaub ntawv uas yuav tsum tau los ntawm lub cev kom muaj cov yam kua ntim rau lub lag luam stick osmotic thiab permanence.
Piv txwv li, tej xws li sodium thiab potassium, muab kev nyab xeeb cell sam xeeb, nyob rau hauv tas li ntawd, lawv kuj yog active nyob rau hauv kev ntshai impulses. Sodium ions yog muab kev koom tes nyob rau hauv lub thauj uas muaj suab thaj thiab cov amino acids ncaj qha mus rau lub hlwb. Thaum zoo li no yeej yog cai: ntau dua qhov lub concentration ntawm sodium ions interstitial kua, qhov zoo yuav tsum thauj cov amino acids mus rau hauv lub hlwb.
Tsis tas li ntawd yam xws li sodium thiab tshuaj, yuav tsum tau mus ua lub plab zom mov txheej txheem, lawv muab kev koom tes nyob rau hauv metabolic dab thiab muab cov kev kawm nqi koj tshuav ntawm acid-puag theem nyob rau hauv lub hlwb. Yog li ntawd underestimate qhov tseem ceeb ntawm sodium tshuaj dawb nyob rau hauv lub cev yog tsis tsim nyog.
Cov me nyuam xav
Ntawm cov hoob kawm, zaj dab neeg txog ib tug me nyuam nyob rau hauv cov hauj lwm hauv nruab nrog cev thiab tshuab, thiab qhov tseem ceeb ntawm lub xub ntiag nyob rau hauv lub cev ntawm sodium tshuaj dawb yuav pab tau. Tab sis nws yog tsis zoo li tus me nyuam yuav to taub nws. Yog li ntawd nws yog zoo dua mus rau ib tug sib txawv txoj hauj lwm mus rau zaj dab neeg txog vim li cas lub qab ntsev kua muag. Piav qhia rau tus me nyuam nws yuav ua tau li ntawd.
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