10 lo lus teb rau cov lus nug txog kua muag thiab quaj

2024 Tus sau: Malcolm Clapton | [email protected]. Kawg hloov kho: 2023-12-17 03:58

Lub neej hacker tham txog seb nws puas tsim nyog tuav lub kua muag, thiab piav qhia vim li cas peb quaj tsis yog los ntawm kev tu siab xwb, tab sis kuj los ntawm kev xyiv fab.

Lub kua muag yog dab tsi?

Kua kua muag yog cov kua secreted los ntawm lub caj pas lacrimal. Lawv yuav luag tag (txog 99%) uas muaj dej. Tus so yog cov khoom siv tsis zoo: sodium chloride (qhov no yog lub hauv paus ntawm cov ntsev ntsev - yog li cov kua qaub qab ntsev), sulfate thiab phosphate calcium, sodium thiab magnesium carbonate.

Tsis tas li ntawd nyob rau hauv lub kua muag muaj lysozyme - ib tug enzyme vim hais tias lawv muaj antibacterial thaj chaw, thiab oleamide, uas yog lub hauv paus ntawm oily txheej uas tsis tso cai rau ya raws evaporate.

Vim li cas peb thiaj xav tau kua muag?

Lawv ua haujlwm ntau yam tseem ceeb. Cov kua muag muab lub cornea ntawm lub qhov muag, uas tsis muaj cov hlab ntsha, nrog rau tag nrho cov tsim nyog as-ham, ntxuav lub ntsej muag ntawm lub qhov muag los ntawm txawv teb chaws hais thiab tswj lub cev ua hauj lwm ntawm lub zeem muag.

Cov kua muag secreted kom moisturize thiab tiv thaiv lub qhov muag yog hu ua reflex los yog physiological kua muag. Thiab cov uas cuam tshuam nrog txhua yam kev paub yog suav tias yog kev xav. Cov kws tshawb fawb tau ntev tsim kev sib txuas ntawm neural ntawm cov qog lacrimal thiab thaj tsam ntawm lub hlwb lub luag haujlwm rau kev xav.

Yog li kev quaj yog ib feem ntawm qhov ua rau peb tib neeg.

Cov tsiaj puas quaj?

Nyob rau hauv cov tsiaj, physiological kua muag yeej tso tawm. Nws ntseeg tias peb cov kwv tij me tsis tuaj yeem muaj kev xav nyob ze tib neeg. Qhov no txhais tau hais tias lawv tsis quaj los ntawm cov kev paub dhau los. Tab sis cov kws tshawb fawb ntxiv tshawb xyuas cov ncauj lus no, lawv ntseeg ntau dua tias tsis yog txhua yam yooj yim li ntawd.

Piv txwv li, tus xibfwb ntawm University of Colorado tus kws tshaj lij Marc Bekoff tau hais txog kev tshawb fawb tshawb fawb uas lees paub tias ntxhw thiab lwm yam tsiaj tuaj yeem quaj hauv kev teb rau kev ntxhov siab. Hauv nws lub tswv yim, qhov teeb meem no xav tau kev tshawb fawb tob.

Tab sis ua li cas txog cov kua muag crocodile?

Crocodiles quaj thaum lawv noj. Tab sis tsis yog vim lawv xav tias yuav tu siab rau tus neeg raug tsim txom. Kua kua muag yog secreted vim ntsev ntau tshaj nyob rau hauv lub cev ntawm alligators. Thiab cov txheej txheem ntawm absorbing zaub mov mechanically activates lawv tso.

vaub kib, iguanas, hiav txwv nab quaj ib yam nkaus.

Puas muaj tseeb tias kua muag txawv?

American biochemist William Frey pom tias lub siab lub siab lub ntsws yog cov tshuaj sib txawv ntawm lub cev nqaij daim tawv uas tshwm sim los ntawm kev khaus los ntawm pungent dos fumes. Nws muab tawm tias yav tas los muaj cov protein ntau. Frey tau hais tias nyob rau hauv txoj kev no lub cev tau tshem ntawm cov tshuaj, tso tawm uas provoked kev nyuaj siab.

Yog li ntawd, lub siab lub ntsws kua muag yog viscos ntau, lawv pom ntau dua ntawm daim tawv nqaij. Lawv tuaj yeem muaj cov tshuaj hormones kev ntxhov siab thiab lwm yam tshuaj ntau dhau hauv lub cev, xws li manganese.

Qhov ntawd yog, nws yog qhov zoo los quaj?

Kev tshawb fawb qhia tau hais tias cov neeg mob plab ulcers thiab colitis (ib yam mob tshwm sim los ntawm kev ntxhov siab) nyiam quaj tsawg dua li cov neeg uas tsis muaj qhov tsis zoo li no.

Ad Vingerhoets, tus xibfwb ntawm University of Tilburg, tom qab kawm ntev txog qhov teeb meem, xaus lus tias tam sim ntawd tom qab quaj, ntau tus neeg xav tias tsis zoo. Tab sis tom qab ib teev thiab ib nrab, lawv txoj kev xav tau ruaj khov. Thiab ces nws tau zoo dua li ua ntej lawv pib quaj.

Lauren M. Bylsma ntawm University of Pittsburgh pom tias tib neeg yuav hnov zoo dua tom qab quaj, uas tshwm sim los ntawm kev xav zoo, lossis yog kev quaj yuav pab kom nkag siab thiab paub txog qee yam.

Yog hais tias lub kua muag los ntawm kev txom nyem los yog ib tug neeg txaj muag tias nws quaj, nws yuav mob heev.

Tsis tas li ntawd, qhov xwm txheej yuav nyob ntawm cov neeg tim khawv ntawm kev quaj. Cov uas los kua muag ib leeg los yog nyob rau ntawm ib tug neeg (tshwj xeeb yog hais tias nws yog ib tug neeg hlub uas tau npaj txhawb nqa) zoo dua li cov neeg quaj ntawm ob lossis ntau tus neeg.

Vim li cas peb thiaj quaj tsis yog los ntawm kev tu siab xwb, tab sis kuj los ntawm kev xyiv fab?

Kev quaj yog lub cev tiv thaiv teb rau kev ntxhov siab. Thiab nws tuaj yeem tshwm sim los ntawm ob qho tib si tsis zoo thiab kev xav zoo. Nws tsis muaj teeb meem li cas qhov kev quaj tshwm sim. Kua muag pab lub cev rov qab los ntawm kev ntxhov siab sai.

Thiab yog vim li cas rau qhov tseeb tias cov poj niam quaj ntau dua li cov txiv neej?

Feem ntau nrog ib tug stereotype hais tias kev quaj yog ib qho cim ntawm kev qaug zog. Yog li ntawd, cov txiv neej tsuas yog sim tsis txhob ua kua muag rau pej xeem. Kev xaiv tsa qhia tias lawv tau quaj ntau zaus dua li qhov lawv xav. Tsuas yog tsis muaj tim khawv.

Qhov tsis muaj kev txwv cuam tshuam nrog kua muag ntawm kev sib deev tsis muaj zog tuaj yeem yog ib qho laj thawj uas cov poj niam, nyob rau nruab nrab, nyob ntev dua txiv neej. Kev quaj ntau dua txhais tau tias kev ntxhov siab tsawg.

Cov kws tshawb fawb qhia tias cov tshuaj hormones cuam tshuam rau qhov zaus ntawm kev quaj. Testosterone tuaj yeem cuam tshuam kev quaj, thiab poj niam cov tshuaj prolactin feem ntau ua rau nws.

Thiab ib qho tseem ceeb tshaj nuance. Dianne Van Hemert, Ph. D., tus kws tshawb fawb laus ntawm Netherlands Lub Koom Haum rau Kev Tshawb Fawb Txog Kev Tshawb Fawb, pom tias cov neeg nyob hauv lub tebchaws muaj nyiaj muaj peev xwm quaj ntau zaus vim nws tsis raug rau txim los ntawm zej zog.

Puas muaj cov neeg tsis quaj?

Cov qog lacrimal ntawm tus neeg noj qab haus huv feem ntau tsim los ntawm 0.5 mus rau 1 milliliter ntawm kua muag ib hnub (qhov no yog qhov nruab nrab ntawm ib nrab khob ib xyoos). Kev ntxhov siab nce lawv tus lej, thiab qee yam kab mob txo.

Piv txwv li, qhov muag qhuav yog yam ntxwv ntawm Sjogren's syndrome, ib qho kab mob autoimmune. Cov kws tshawb fawb tau pom tias cov neeg mob zoo li no raug kev txom nyem tsis tsuas yog los ntawm kev tsis xis nyob nrog lub qhov muag. Nws feem ntau nyuaj rau lawv nkag siab thiab qhia lawv txoj kev xav thiab kev xav, daws qhov tsis sib haum xeeb, thiab tsim kev sib txuas lus nrog lwm tus. Qhov no ib zaug ntxiv ua pov thawj qhov tseem ceeb ntawm kev quaj thiab quaj.

Yuav ua li cas yog tias koj quaj tsis tau, tab sis koj xav tau tiag tiag?

• Sim tswj koj ua pa. Siv ob peb nqus pa los ntawm koj lub qhov ntswg thiab maj mam exhales los ntawm koj lub qhov ncauj.
• Txhawm rau tuav lub kua muag, koj tuaj yeem ntsais sai.
• Sim yuam kom luag ntxhi thaum saib koj tus kheej hauv daim iav.
• Siv ob peb da dej txias, ntxuav, siv dej khov rau koj lub tuam tsev lossis hauv pliaj.
• Sim hloov koj cov xim rau ib yam dab tsi nruab nrab, pib saib ib yam khoom, nco ntsoov cov lus sib npaug lossis cov tsiaj ntawv.
• Pinch koj tus kheej, tom koj daim di ncauj, tab sis tsis muaj fanaticism, thiaj li tsis txhob quaj hauv qhov mob.
• Ua ib qho kev tawm dag zog me ntsis: yoj tes, dov koj lub taub hau, zaum lossis thawb ob peb zaug, sawv ntsug li ob peb feeb hauv qhov bar.
• Yog lub kua muag chwv, sim qw. Kev xav nro feem ntau yuav sai sai tom qab qhov no.

Yog tias ua tau, nws yog qhov zoo dua tsis txhob tuav lub kua muag. Tsis txhob rub koj ob lub qhov muag, tsis txhob quaj koj lub ntsej muag rau hauv lub hauv ncoo, thov ib qho txias compress rau daim tawv muag. Tag nrho cov no yuav pab koj sai sai tso koj tus kheej hauv kev txiav txim.