Koj puas tau xav txog seb txhua lub cell me me hauv peb lub cev tau txais zaub mov, dej, thiab oxygen li cas? Thiab cov cell ntawd tshem tawm cov khoom pov tseg xws li carbon dioxide li cas? Tag nrho cov txheej txheem no zoo li kev xa khoom hauv nroog. Txoj haujlwm no yog ua los ntawm lub network ntawm cov hlab ntsha me me, tsis pom uas kis thoob plaws peb lub cev. Hnub no, peb yuav tham txog cov hlab ntsha me me, tab sis tseem ceeb heev, hu ua capillaries.
Hauv lus yooj yim, cov capillaries no yog dab tsi?
Cov hlab ntsha me me yog cov hlab ntsha me me uas pom thoob plaws peb lub cev. Qhov tseeb, lawv nyias dua li ib txoj plaub hau. Lawv me heev uas txawm tias yog cov qe ntshav liab los kuj yuav tsum hla dhau ib txoj hlab ntsha no ua ib kab, ib txoj tom qab ib txoj.
Xav txog ib tug neeg xa khoom uas xa khoom noj mus rau koj lub tsev. Nws xa koj cov khoom noj mus rau koj lub tsev thiab kuj coj koj cov khib nyiab mus pov tseg. Qhov ntawd yog qhov uas cov hlab ntsha no ua. Cov ntshav, uas muaj oxygen thiab cov as-ham , los ntawm peb lub plawv los ntawm cov hlab ntsha loj (arteries) thiab xa mus rau txhua lub cell hauv peb lub cev. Tom qab ntawd, lawv sau cov pa roj carbon dioxide thiab lwm yam khoom pov tseg uas cov cell ntawd tso tawm thiab xa mus rau cov hlab ntsha loj (veins) uas nqa cov ntshav rov qab mus rau lub plawv.
Hais yooj yim xwb, cov hlab ntsha me me zoo li cov choj me me ntawm peb cov hlab ntsha thiab cov leeg ntshav. Nws yog nyob ntawm tus choj no uas qhov kev sib pauv tseem ceeb tshaj plaws ntawm cov khoom hauv lub cev tshwm sim.
Cov hom capillaries tseem ceeb yog dab tsi?
Cov hlab ntsha me me no kuj muaj peb yam duab sib txawv nyob ntawm seb lawv ua haujlwm li cas. Zoo siab uas paub me ntsis txog cov no.
| Hom capillary | Kev piav qhia thiab qhov chaw |
|---|---|
| Cov hlab ntsha uas txuas ntxiv mus tas li | Lawv muaj cov qhov me me (fenestrae) nyob rau hauv lawv phab ntsa. Qhov no tso cai rau kev sib pauv ntawm cov khoom tshwm sim sai heev. Cov no tuaj yeem pom hauv peb lub raum, txoj hnyuv me, thiab cov qog endocrine. |
| Cov hlab ntsha uas tsis muaj qhov txuas ntxiv mus tas li | Tsuas yog cov khoom me me xwb thiaj li hla tau cov phab ntsa no. Cov no pom muaj nyob rau hauv peb lub paj hlwb, cov rog, thiab cov leeg nqaij. Lawv kuj tsim cov 'ntshav-lub hlwb thaiv' uas tiv thaiv lub hlwb. |
| Cov hlab ntsha sinusoidal | Cov no muaj cov qhov loj uas cia cov khoom loj hla dhau. Cov no pom muaj nyob rau hauv cov kabmob xws li peb lub siab thiab lub zais zis. |
Cov hlab ntsha me me no muab kev pabcuam dab tsi rau peb lub cev?
Cov hlab ntsha me me yog cov neeg ua haujlwm ntsiag to ntawm peb lub cev ncig ntshav. Yog tsis muaj lawv, peb cov kabmob yuav tsis muaj peev xwm ua haujlwm tau. Nov yog qee qhov haujlwm tseem ceeb uas lawv ua.
- Cov pob txha pob txha: Cov hlab ntsha me me muab txoj hauv kev rau cov qe ntshav tshiab tsim los koom nrog cov ntshav.
- Lub Hlwb: Cov hlab ntsha no tsim cov phab ntsa tiv thaiv hu ua cov ntshav-lub hlwb thaiv, uas muab cov khoom noj khoom haus tsim nyog rau lub hlwb thiab tiv thaiv cov tshuaj lom tsis zoo kom nkag mus rau hauv lub hlwb.
- Endocrine system: Cov no yog lub luag haujlwm rau kev xa cov tshuaj hormones uas tswj ntau yam haujlwm hauv peb lub cev mus rau cov kabmob tsim nyog.
- Raum: Cov raum lim ntshav, ua zis, thiab pab lub cev rov nqus cov khoom xws li dej thiab sodium.
- Siab: Pab tshem tawm cov khoom xws li cov qe ntshav liab qub, puas lawm thiab cov kab mob tawm ntawm cov ntshav.
- Lub Ntsws: Thaum peb ua pa, cov pa oxygen uas peb nqus tau ntxiv rau hauv cov ntshav thiab cov pa roj carbon dioxide hauv cov ntshav raug tso tawm los ntawm cov hlab ntsha hauv lub ntsws.
- Lub cev lymphatic: Pab sau cov kua dej ntau dhau uas sib sau ua ke ntawm cov nqaij thiab coj mus rau cov qog lymph.
- Txoj hnyuv me: Cov hlab ntsha no thauj cov as-ham uas peb tau txais los ntawm kev zom cov zaub mov uas peb noj mus rau cov hlwb ntawm lub cev.
Cov kab mob thiab tej yam mob uas feem ntau cuam tshuam rau cov hlab ntsha capillaries
Cov hlab ntsha me me, uas ua lub luag haujlwm tseem ceeb, kuj tuaj yeem raug cuam tshuam los ntawm ntau yam mob. Txawm hais tias qee zaum cov no tsis loj heev, muaj qee yam mob uas koj yuav tsum txhawj xeeb txog.
- Cov hlab ntsha tawg: Qhov no tuaj yeem tshwm sim thaum koj hnoos lossis ntuav hnyav dhau. Qhov no ua rau cov pob liab me me (petechiae) tshwm sim ntawm daim tawv nqaij. Cov no feem ntau yuav zoo li qub.
- Arteriovenous malformation (AVM): Ib qho mob uas cov hlab ntsha thiab cov leeg ntshav hauv lub hlwb lossis tus txha caj qaum sib koom ua ke, hla cov hlab ntsha me me.
- Kab mob ntshav ntws los ntawm cov hlab ntsha me me: Ib qho mob hnyav uas ua rau cov ntshav siab poob qis tam sim ntawd. Qhov no yuav xav tau kev kho mob ceev.
- Kab mob telangiectasia uas los ntawm noob caj noob ces: Ib yam mob uas ua rau cov hlab ntsha loj hlob tsis zoo, uas tuaj yeem tawg thiab los ntshav.
- Macular degeneration: Kev puas tsuaj rau lub retina ntawm lub qhov muag vim yog cov ntshav tawm ntawm cov hlab ntsha ntawm lub qhov muag.
- Cov xim av caw: Ib qho xim liab ntawm daim tawv nqaij uas muaj thaum yug los. Cov no yog tshwm sim los ntawm cov hlab ntsha tsis tsim kom zoo.
- Kab laug sab angioma: Cov hlab ntsha me me liab uas nthuav tawm ntawm ib thaj chaw ntawm daim tawv nqaij zoo li lub vas kab laug sab.
- Kab mob vasculitis: Mob o ntawm cov hlab ntsha. Qhov no tuaj yeem ua rau cov hlab ntsha me me raug thaiv lossis tawg.
Tshawb xyuas cov tsos mob zoo li no
Yog koj muaj kab mob capillary, tej zaum koj yuav muaj cov tsos mob zoo li no. Yog tias ib lossis ntau yam ntawm cov no tseem muaj, nws yog ib qho tseem ceeb uas yuav tsum nrhiav kev pab kho mob.
| Cov tsos mob feem ntau | |
|---|---|
| - Xeev siab thiab ntuav | - Qaug zog ntau zaus |
| - Mob taub hau | - Mob pob khaus tawv nqaij |
| - Lub cev o | - Los ntshav ntswg |
| - Qaug dab peg | - Kev hloov xim ntawm daim tawv nqaij |
| - Kiv taub hau | - Kev tsis pom kev zoo |
Peb ua li cas kom peb cov hlab ntsha capillary noj qab nyob zoo?
Tib yam li koj ua kom koj lub plawv thiab cov hlab ntsha loj noj qab nyob zoo kuj zoo rau kev noj qab haus huv ntawm cov hlab ntsha me me no. Sim siv cov cwj pwm no rau hauv koj lub neej.
Tej yam zoo uas yuav tsum ua:
- Kev Ua Si:Ua ib yam kev tawm dag zog uas ua rau koj tawm hws, tsawg kawg yog 30 feeb hauv ib hnub, 5 hnub hauv ib lub lim tiam. Ib yam li kev taug kev, khiav, lossis caij tsheb kauj vab yog qhov zoo.
- Tswj koj qhov hnyav kom noj qab nyob zoo: Nws yog ib qho tseem ceeb heev uas yuav tsum tswj koj qhov hnyav kom noj qab nyob zoo rau koj qhov siab.
- Tsis txhob haus luam yeeb: Kev haus luam yeeb thiab lwm yam khoom haus luam yeeb ua rau cov hlab ntsha puas tsuaj loj heev.
- Txo cov dej cawv thiab caffeine: Txo cov dej cawv thiab cov dej haus uas muaj caffeine ntau (tshuaj yej, kas fes).
- Mus kuaj koj ob lub qhov muag: Kev kuaj qhov muag tsis tu ncua tuaj yeem pab nrhiav pom teeb meem nrog cov hlab ntsha hauv koj lub qhov muag thaum ntxov.
Cov xwm txheej uas yuav tsum tau tswj:
Yog tias koj muaj cov mob no, nws yog ib qho tseem ceeb uas yuav tsum nrog koj tus kws kho mob tham thiab kom lawv tswj tau zoo.
- Kab mob ntshav qab zib
- Cov roj cholesterol ntau
- Ntshav siab
- Kev ntxhov siab
Thaum twg koj yuav tsum mus ntsib kws kho mob?
Feem ntau, tus kws kho mob tuaj yeem kuaj pom cov teeb meem no ua ntej koj muaj cov tsos mob, xws li thaum lub sijhawm kuaj mob txhua xyoo. Yog vim li cas nws thiaj li tseem ceeb uas yuav tsum tau kuaj mob tsis tu ncua.
Tsis tas li ntawd, yog tias koj muaj cov tsos mob hauv qab no, mus ntsib koj tus kws kho mob tam sim ntawd.
- Yog tias cov hlab ntsha hauv daim tawv nqaij zoo li tawg lawm.
- Yog tias cov hlab ntsha hauv ob txhais ceg zoo li o thiab loj dua.
- Yog tias koj hnov mob loog lossis tsis hnov mob ntawm ib sab ntawm lub cev.
- Yog tias koj mob koj ob txhais ceg txawm tias tom qab ua qoj ib ce me ntsis lawm los xij.
- Yog tias koj pom kev hloov pauv sai sai lossis pom kev tsis meej.
Txawm hais tias peb tsis xav ntau txog cov hlab ntsha me me no hauv peb lub neej txhua hnub, lawv ua lub luag haujlwm tseem ceeb hauv kev ua kom peb lub cev noj qab haus huv. Los ntawm kev ua neej noj qab haus huv, peb tuaj yeem ua kom peb lub cev ncig ntshav tag nrho, suav nrog cov hlab ntsha me me no, noj qab haus huv.
Cov Lus Qhia Txog Kev Coj Mus Tsev
- Cov hlab ntsha me me yog cov hlab ntsha me tshaj plaws hauv peb lub cev. Lawv xa cov pa oxygen thiab cov as-ham mus rau peb cov hlwb thiab tshem tawm cov khoom pov tseg.
- Cov no ua haujlwm ua tus choj ntawm cov hlab ntsha thiab cov leeg ntshav, tseem ceeb rau kev sib pauv cov khoom.
- Kev ua neej noj qab nyob zoo, suav nrog kev tawm dag zog zoo, kev noj zaub mov kom sib npaug, thiab kev tsis txhob haus luam yeeb, tuaj yeem ua rau cov hlab ntsha hauv lub cev noj qab nyob zoo.
- Yog koj muaj cov tsos mob xws li cov hlab ntsha tawg hauv koj daim tawv nqaij, pom kev hloov pauv sai sai, lossis loog ntawm ib sab ntawm koj lub cev, mus ntsib kws kho mob tam sim ntawd.
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Tsis muaj lus teb tau muab tso tawm. Ntxiv koj cov lus tawm ntawm no thawj zaug.
Ntxiv koj cov lus