Kan taksaa thisen kalna kawng te ber berte: Continuous capillaries chungchang zawng zawng!

Kan taksa chhunga thisen kalna kawng te tak te te hi i ngaihtuah ngai em? Ram pakhata kawngpui te tak te network ang maiin, hengte hi kan cell-a ei tur tha leh oxygen phurtu an ni. Capillaries hi chutiang thisen kalna kawng pawimawh tak, te tak te zinga mi a ni. Heng capillaries zingah hian vawiin hian capillary chi hrang hrang awm tam ber leh specialized ber "Continuous Capillaries" chungchang kan sawi dawn a ni. Hemi chungchang hi awlsam takin, i hriatthiam theih angin i sawi ang u.

Heng `Continuous Capillaries` te hi engte nge ni?

A awlsam zawngin, continuous capillaries hi kan taksaa capillary chi hrang hrang awm tam ber a ni. Thisen kalna kawng dang ang bawkin cell chi khat bik endothelial cells an tih nen an inzawm a ni. Cell te hi an inhnaih em em a, a inzawm deuh vek a, gap awm lovin "continuous" an ti a ni. Chumi awmzia chu bang chhungah hian gap lian tak tak a awm lo tihna a ni a, cell te chu an inzawm chhunzawm zel tihna a ni.

Hetiang hian han ngaihtuah teh, hengte hi kan taksaa thisen kalna kawng te ber berte an ni. Hengte hi kan cell-ah thisen, nutrient leh oxygen phurtu an ni. Hengte hi kan vascular system-a unit tenau ber berte an ni.

Continuous capillary chi hrang hrang a awm em?

Ni e, heng continuous capillaries te hi chi hnih lian tak a awm a. Eng nge an nih i en ang u.

1. Nonfenestrated capillaries awm chhunzawm zel:

Heng capillary chi hrang hrangte hian bang siamtu endothelial cells inkarah hian khur te tak te, a nih loh leh intracellular clefts an nei a. Heng khur te hi a te em em a, tui, glucose, hormone leh gas te ang chi thil te tak te chauh a kal tlang thei a ni. Thil thlan bik chauh luhtirtu kawngkhar vengtu angin an che thin. Kan nervous system, vun, leh lungah heng capillary chi hrang hrangte hi kan hmu a .

2. Capillaries fenestrated chhunzawm zel:

Heng capillary chi hrang hrangte hian cell inkarah hian kawngkhar te tak te (`fenestrations`) ang chi hawnna lian tak tak an nei a. Heng ``windows'' te avang hian thisen chhunga nutrients leh thil dangte chu rang takin an kal leh chhuak thei a ni . Exchange center buai tak ang mai an ni. A bik takin kan kal (kidney), small intestine, leh endocrine glands-ah te an awm a. A chhan chu heng taksa peng hrang hrangte hian thil inthlengna rang tak an mamawh a ni.

Heng chi hnih bakah hian chi dang ``Sinusoidal capillaries`` tih a awm bawk. Mahse an kal zel lo va, gap leh hole lian zawk an nei a ni. Chungte chu liver, spleen, lymph node, leh bone marrow ang hmunah te hmuh theih a ni. Mahse vawiinah chuan continuous capillaries lam kan ngaihtuah zawk a ni.

Continuous capillaries te hian eng hna nge an thawh?

Heng capillary te tak te, chhunzawm zel te hi kan circulatory system-a arteries leh veins te inzawmkhawmtu an ni.. Hetiang hian han ngaihtuah teh: thisen kalna kawng lian tak tak ang a ni a, chu chuan thinlung atanga thisen thianghlim, oxygen awmna taksa peng hrang hrangah a phur a ni. Veins chu thisen hman tawh, deoxygenated, bawlhhlawh tam tak awmna thinlunga phur kir lehna kawngpui a ni. Chu kawngpui lian pahnih inkarah chuan heng capillary te hi cellular level-a thil inthleng theihna tur side road te te an ni.

An hnathawh ber chu taksa chhunga thil chi hrang hrang thisenah khawlkhawm a thisen atanga paih chhuakin taksa peng hrang hranga thlen tir hi a ni Delivery service ang mai a ni.

Chûngte chuan engtin nge taksa peng dangte chu a ṭanpui?

Continuous capillaries hian kan taksa chhunga organ leh system pawimawh tak tak tam tak a thlawp a. Engtin nge:

• Thluak: Thluak-ah hian heng capillary te hi an inzawm khawm a, venhimna bik an siam a, chu chu ``thisen-thluak inkharkhip'' an ti a ni.Hei hian thluaka thil tha lo lut tur a veng a ni.
• Endocrine system: Hormone hi chemical messenger a ni a, kan taksaa hnathawh hrang hrang control tu a ni. Heng hormone te hi heng capillaries hmang hian taksa peng hrang hrangah an thlen thin.
• Kidney: Kidney-a special capillaries (peritubular capillaries) hian thisen a filter a, zun a siam a, sodium leh tui ang chi thilte chu taksaah a la lut leh thin.
• Lungs: Kan thaw chhuah hian kan thaw chhuah oxygen chu thisenah a tel a, thisen chhunga carbon dioxide awm chu lung chhunga heng capillaries kaltlangin a chhuak ta a ni.
• Small intestine: Kan ei tur kan ei zawh hnu hian heng capillaries te hian kan cell te chu a atanga nutrients te hi an lakluh theih nan a pui thin.

Capillaries leh thisen leh thluak inkharkhip (blood-brain barrier) hi eng nge inzawmna?

Hei hi thil danglam tak a ni. Kan thluak venghimtu thisen leh thluak inkharkhip chu a hmaa kan sawi tawh, nonfenestrated capillaries chhunzawm zel atanga siam a ni. Heng capillaries te hian thluaka thil luh phalna kawngah hian an thlang thiam hle a ni. Thisen atanga thluaka thil pawimawh tui leh oxygen ang chi chauh an kal tir a, chutih rualin thluaka toxin leh natna thlen thei thilte chu an luh loh nan an veng bawk Thluak tan kawngkhar him ang mai a ni. Hei hian thluak hi accident leh natna lakah a venghim a ni.

Continuous capillaries te hi eng ang chiah nge an nih?

Heng capillary te hi an te zia hi han ngaihtuah teh! A tlangpuiin micrometer 8 atanga 10 vel chauh an ni. Micrometer chu millimeter sangkhat (0.001 mm) a ni. Cotton swab zau zawng vel! Kan thisen sen (red blood cells) te hi heng capillary te hi file pakhatah an kal kual a ngai a , chutiang chu an nalh em em a ni.

Heng continuous capillaries te hi hmun thum atanga siam an ni ber a:

1. Endothelial cells: Heng cell te hi capillaries bang siamtu ber an ni. Tube chhunga line siamtu cell layer ang mai a ni.

2. Basement membrane: Hei hi cell tissue layer kal zel, endothelial cells te thlawptu a ni.

3. Pericytes te hi: 1.1 .Chungte chu capillary wall pawn lam atanga dotted cell te an ni. Heng cell te hi an inzawm khawm thei a, chu chu an tlem thei tihna a ni. Hei hian thisen kal dan a thunun thei bawk.

Heng capillaries nena inzawm hian eng natna nge lo awm thei?

Vanduaithlak takin heng capillary te tak te, mahse pawimawh tak tak te hi hriselna lama harsatna hrang hrang thlentu an ni thei a ni. Ṭhenkhat chu genetic an ni thei a, chu chu thlah khat atanga thlah dangah an inthlak danglam tihna a ni.

Genetic cause avanga lo awm dinhmun:

• Arteriovenous malformation (AVM): Hetah hian thluak emaw, ruhro (spinal cord)-a thisen kalna kawng leh thisen kalna kawng (veins) te chu an inzawm khawm a, chu chuan thisen chu capillaries kaltlangin a luang chhuak thei a ni.
• Capillary angiosarcoma: Cancer chi khat, endothelial cell-a lo awm thin.
• Hereditary hemorrhagic telangiectasia (Osler-Weber-Rendu syndrome): Hei hi thisen kalna kawng natna, inherited blood vessel disorder a ni a, thisen kalna kawng dik lo (telangiectases) a lo awm a, a puak thei bawk.
• Macular degeneration: Mit chhunga retina thenkhat a chhiat. Hei hi capillary atanga thisen chhuak vang pawh a ni thei.
• Microcephaly-capillary malformation syndrome: Hetiang dinhmunah hian naute lu te tak te pangngai lo neia piangte hian capillary lian tak tak an nei thei.

Non-genetic cause avanga lo awm dinhmun:

Chûngte chu thlahtute a ni lo va, chhan dang vangin a thleng thei a ni.

• Broken capillaries: Vun hnuaia thisen kalna kawng te te a tichhia. Hei hi a chang chuan i khuh nasat emaw, i luak emaw hian a thleng thei.
• Capillary leak syndrome: Hei hian thisen sang a ti tlahniam nghal thei a ni. A châng chuan emergency treatment a ngai mai thei.
• Spider nevus (`Spider nevus` / `spider angioma` / `spider telangiectasia`): Thisen kalna kawng te tak te, hmun khat atanga chhuak, rulhut ke ang chi. Chungte chu hmai, kawr leh rilruah hmuh tur a tam ber.
• Strawberry hemangiomas: A sen hring hring, thisen kalna kawng inzawmkhawm, vun chunglama hmuh theih.
• Vasculitis: Thisen kalna kawng a na. Hei hian capillaries te pawh a nghawng thei bawk. Chutiang a nih chuan burst emaw blockage emaw ang chi complication a awm thei.

Continuous capillaries chungchanga harsatna awm hian natna khirh tak dang a thlen thei em?

Scientist-te chuan he thil hi an la zirchiang mek a, mahse continuous capillaries hnathawhna lama harsatna engemaw zat chu hetiang dinhmun nen hian a inzawm thei niin rinhlelh a ni.

• Alzheimer natna a ni
• Thai
• Vascular dementia a awm thei

Hengte hi hriat belh duh chuan zirchianna neih belh a ngai a ni.

Engtin nge heng thisen kalna te te hi kan enkawl ang?

Kan taksaa hna pawimawh tak thawktu kan capillary te enkawl hi kan mawhphurhna a ni. Thil awlsam tak tak i tih theih ṭhenkhat chu hetiang hi a ni:

• Meizial i zuk chuan bânsan chu ngaihtuah rawh . Zuk leh hmuam hman dan pawh chutiang bawk chu a ni.
• Active lifestyle hmang thiam rawh . Chu chu exercise leh kea kal ang chi thil tihna a ni.
• I taksa rihna hrisel tak neih tum ang che .
• Zu i in tam danah fimkhur rawh.

Tin, i thisen kalna kawng hriselna tichhe thei tur dinhmun eng pawh doctor nen inbiakna neihpui a, thunun theih a pawimawh bawk. Chung zingah chuan:

• Zunthlum
• Thisen sang a sang
• Cholesterol sang tak a ni
• Rimtawng

Chungte chu control a nih chuan capillaries te pawh a hlawkpui hle.

Engtin nge hmaiah capillaries chhe lo tur?

Mi tam takin harsatna an neih chu an hmai vun hnuaia lang, thread sen ang chi capillary te tak te te hi a ni. Hengte hi a chhe lo tura pui thei thil thenkhat chu hetiang hi a ni:

• Zu in tlem.
• Meizial zuk kha bansan rawh.
• Rosacea ang chi vun natna i neih chuan uluk takin enkawl rawh.
• Ni chhuahna hmuna i chhuah dawn chuan UVA leh UVB rays pahnih laka invenna broad-spectrum sunscreen hmang ang che .
• I hmai i sil dawnin zawi zawiin leh zawi zawiin silfai la, chak taka hnawih ngai lovin.

A tawp berah chuan thil hriat reng tur

Chuvangin, continuous capillaries hi thisen kalna kawng te tak te, mahse pawimawh tak tak network a ni a, chu chuan thisen, eitur tha leh oxygen te chu kan cell-ah a phur a ni. Kan hmuh tawh angin hengte hi chi hnih (continuous fenestrated leh continuous nonfenestrated) hna bik nei an awm a.

Heng capillary te te hian kan hriselna zawng zawng a nghawng tih hre reng ang che. Chuvangin, nunphung hrisel i zawm hian heng thian te te hi i enkawl tha thei a ni. Hemi chungchangah hian zawhna emaw rinhlelhna emaw i neih chuan doctor biak hreh ngai suh.

` Capillaries, continuous capillaries, thisen kalna kawng, thisen kal dan, hriselna, endothelial cells, thisen leh thluak inkharkhip