Kan taksa chhungah thil mak engzat nge thleng tih i ngaihtuah ngai em? Khawpui lian takah kawngpui network ang bawkin kan taksa hian thisen kalna kawng system a nei a, chu chuan a chhung zawngah thisen a phur a ni. He system hian kawngpui lian (arteries), byway te te, leh in panna kawngpui te tak te pawh a huam tel a ni. Chu kawngpui te te chu ‘Capillaries’ kan tih chu a ni. Hengte hi kan taksa chhunga cell tinah oxygen leh nutrients thlentu te an ni a, chutah chuan bawlhhlawh awmte chu an khawl khawm leh thin a ni. Chuvangin vawiin hian heng thisen kalna chi hrang hrang te tak te, mahse pawimawh tak tak, ‘Continuous Capillaries’ te hi kan sawi dawn a ni.
A awlsam zawngin, heng capillary te hi engte nge ni?
Online-a thil order i tih kha han mitthla teh. Truck lian takin khawpui lianah a rawn hruai a, chutah van te tak te chuan i khawpuiah a rawn hruai a, a tawpah chuan bike-a chuang delivery boy pakhat a rawn kal a, i kawngkaah chuan package chu a rawn thawn ta a ni. Chutiang chuan kan taksaah thisen a kal kual thin. Thinlung atanga oxygen tamna thisen phurtu thisen kalna kawng lian (arteries) te hi truck ang mai an ni. Chu thisen chu taksa peng hrang hrang a thlen chuan thisen kalna kawng tenau zawkah a inthen a. A tawp berah chuan capillaries hi thisen kalna kawng te ber, cell tin hnena oxygen leh nutrient pe theitu an ni. Chu delivery boy ang bawk chuan.
Heng capillary te bang hi cell chi khat bik ‘endothelial cells’ an tih atanga siam a ni. Heng cell te hi an inzawm tlat a, row kal zelah an inrem a, chuvang chuan ‘continuous’ tih an vuah a ni. Hengte hi kan taksaa capillary chi hrang hrang awm tam ber an ni.
Heng continuous capillaries chi hrang hrang hi a awm em?
Ni e, chi hnih a awm a. An danglamna chu a bang siamtu cell inkara gap awm zat hi a ni. Eng nge an nih i en ang u.
| Capillary chi hrang hrang | A sawifiahna leh a awmna hmun |
|---|---|
| Nonfenestrated capillaries awm chhunzawm zel | Heng cell inkar hi a tlem hle. Chuvang chuan tui, glucose, hormone leh gas te ang chi thil te tak te chauh an kal tlang thei a ni. Tea no khat i strain na sieve ang maiin. Chûngte chu kan nervous system, vun, leh lungahte a awm a ni . |
| Capillaries fenestrated chhunzawm zel | Chungte chuan cell inkarah hian khur lian deuh deuh, ‘fenestrations’ an tih chu an nei a. Hei hian thisen chhunga nutrient leh thil thenkhat chu rang zawkin a kal tlang thei a ni. Chûngte chu kan kal (kidney), small intestine, leh endocrine glands- ah te a awm a ni . |
A chi dang pawh ‘sinusoidal capillaries’ tih a awm bawk. Continuous an ni lo va, chu chu cell inkarah gap lian zawk a awm tihna a ni. Hengte hi liver, spleen, leh lymph node ang hmunah te hmuh tur a awm.
Engtin nge hengte hian kan taksa peng hrang hrangte hi a puih?
Heng thisen kalna kawng te te hi kan taksa peng pawimawh tam tak hnathawhna atana thil pawimawh tak a ni.
Thluak a venghim
Kan thluak hi taksa peng hrang hrang sensitive tak a ni. Eng thil pawh hian a luhchilh thei lo. Chu venhimna chu capillaries system bik hmanga pek a ni. ‘Thisen-thluak inkharkhip’ kan ti a ni. Ram luhna tur visa office ang mai a ni. Thluak mamawh thil pawimawh tak tak, oxygen leh tui te chauh a luh tir a, thisena toxins leh germs te chu thluaka a luh loh nan a veng bawk. Hei hi a hmaa kan sawi tawh nonfenestrated capillaries atanga siam a ni.
Hormone hmun dik takah hruai luh
Kan taksa chhunga endocrine glands te hian hormone a siam chhuak thin a. Heng hormone te hian taksa peng hrang hrangah kal a, an hnathawh dan an thunun a ngai a ni. Heng capillary te hian chu hormone te chu thisenah dahin duhna hmunah an phur a, ‘delivery service’ chu an pe a ni.
Kidney a pui thin
Kan kal (kidney) hian thisen a filter a, zun a siam chhuah danah hian heng capillaries te hian hmun pawimawh tak an chang a ni. Filtration process chhung hian heng capillaries te hian taksain a mamawh tui leh sodium ang chi thil a lakluh leh theih nan a pui bawk.
Lung chhunga gas inthlak danglamna
Kan thawk chhuah hian kan thaw chhuah oxygen chu thisenah a tel a, thisen chhunga carbon dioxide chu lungah a thlen a, chu chu lung chhunga heng capillary te tak te kaltlangin thawk chhuah a ni.
Digestion a pui thin.
Kan chaw ei hi kan digest a, kan taksa cell-ah nutrients kan thlen a ngai a ni. Small intestine-ah chuan heng nutrients te hi thisenah capillary hmangin an lut a. Tichuan, eitur tha tak takte chu taksa pum puiah a sem darh ta a ni.
Heng capillaries te hi eng natna nge ni?
An pawimawh hle chung pawhin heng capillary te tak te te hi a nghawng thei damdawi lam thil chi hrang hrang a awm a. Ṭhenkhat chu pian tirh lama awm, genetic condition an ni thei a, ṭhenkhat erawh chu a hnuah an lo awm thei thung.
| Genetic (congenital) dinhmun a ni | Genetic ni lo (a hnu lama lo awm) dinhmun |
|---|---|
| Arteriovenous malformation (AVM): Thluak emaw, ruhro (spinal cord)-a thisen kalna kawng leh thisen kalna kawng (vein) te chu an inzawm khawm a, capillaries te chu an paltlang a. | Capillaries chhe: A chang chuan khuh emaw, luak emaw hian vun hnuaia thisen kalna kawng te te a tichhe thei a ni. |
| Hereditary hemorrhagic telangiectasia: Thisen kalna kawng a lo thang dan pangngai lo vanga lo awm, a puak darh thei a, thisen a chhuak awlsam thei bawk. | Capillary leak syndrome: Thisen sang tlahniam nghal mai thin natna khirh tak a ni. Hei hian ETU-ah enkawl a ngai mai thei. |
| Microcephaly-capillary malformation syndrome: Naupang lu te tak te neia piangte capillary lian tak tak (dilated capillaries). | Spider nevus: Spider ang maia lang, a laiah dot te tak te leh a chhehvel thisen kalna sen awm. Hmai leh kawng hrang hrangah a awm fo. |
| Macular degeneration: Mit capillaries atanga thisen chhuak avanga mit chhiatna. | Vasculitis: Thisen kalna kawng a na. Hei hian capillary te chu a block emaw, a puak emaw thei a ni. |
Scientist-te chuan heng capillary-te hnathawh dan inthlak danglamna hian Alzheimer’s disease, stroke, leh vascular dementia ang chi natna a nghawng em tih an la zirchiang mek a ni.
Chuti a nih chuan engtin nge kan capillary te hi kan hrisel theih ang?
Heng thisen kalna kawng te tak te, mahse hlu tak tak te hi enkawl hi kan kutah a awm a ni. Chumi atan chuan thil danglam bik kan tih a ngai lo. A bulpui ber chu nunphung tha vawng reng hi a ni.
Thil tih theih tlangpui:
- Meizial zuk loh tur: Meizial hi thisen kalna kawngte hmelma lian ber a ni. Chuvângin, zu i in chuan bânsan tum ang che.
- Proactive takin awm rawh:Nitin exercise hi thisen kalna atan a tha hle.
- I taksa rihna hrisel tak vawng reng rawh: Thau lutuk hian thisen kalna kawngah pressure a siam a.
- Zu in dan thunun: Zu in tam lutuk hian thisen kalna kawng a tichhe thei a ni.
Tin, zunthlum, thisen sang , emaw cholesterol sang ang chi natna i neih chuan i doctor thupek chu uluk takin zawm rawh. Heng dinhmunte hi control hi capillary hriselna atan a pawimawh hle.
Capillaries te venhim, a bik takin hmaiah:
Kan hmai vun hi a nalh em em a, chuvang chuan chuta capillary te chu awlsam takin a chhe thei a ni.
- I hmai i sil dawnin zawi zawiin sil la, chak taka hnawih ngai lovin.
- Pawn chhuah dawnin sunscreen tha tak hmang ngei ang che.
- Rosacea ang chi vun natna i neih chuan doctor hmu la, enkawlna dik tak dawng rawh.
Heng thilte hi i enkawl hian heng kan taksa hnathawk tenau tak tak, mahse hmantlak loh tak tak, capillaries te hi hrisel takin i vawng thei a ni. Hemi chungchangah hian harsatna emaw rinhlelhna emaw i neih chuan chhungkaw doctor nen inbiakna neih hreh ngai suh.
Take-Home Thuchah a ni
- Capillaries hi kan taksaa thisen kalna kawng te ber a ni. Kan cell zawng zawnga oxygen leh nutrients phurtu an ni.
- Continuous capillaries hi a tam ber a ni. An cell te hi an inzawm tlat a ni.
- Thluak venghimtu thisen leh thluak inkharkhip (blood-brain barrier) hi heng capillaries te atanga siam a ni.
- Meizial zuk, ei leh in hrisel lo, leh thil tih loh ang chi thilte hian capillaries hriselna a nghawng tha lo thei hle.
- He vascular system hlu tak hi nunphung hrisel kan vawng reng a, zunthlum leh thisen sang ang chi natna te kan thunun thei a ni.
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