Waayo, unugyada excitable ee jidhka bini'aadamka waa unugyada neerfaha, secretory iyo muruqa. Si kastaba ha ahaatee, ugu dambaysta waa ka inta kale ee hantida gaarka ah ee foosha kala duwan ay sabab u joogaan in qaab-dhismeedka gacanta ka mid ah microfilaments oo ka mid ah borotiinka khaas ah - myosin, actin, tropomyosin. Tani waxay xaqiijineysaa dayactirka ah ee qaab aadanaha, dhaqdhaqaaqa in meel bannaan, si kor loogu qaado bolusdose cunto mareenka caloosha iyo mindhicirka, wareegga dhiigga, iyo in ka badan. Iyadoo ku xiran histological muuqaalada, hawlaha iyo asal ahaan uu jiro kala soocidda galo unugyada muruqa siman iyo striated iyo qorayaasha qaar ka mid ah muuqaalada aqoonsado in subsp wadnaha saddexaad. xubno contractile Si kastaba ha ahaatee, waa in la fahamsan yahay aasaas kaliya ee unugyada kuwaas, oo ay si wax ku ool ma shaqayn karaan oo aan shabakad cufan ee xididdada dhiigga ee bixiya gaarsiinta xaddi weyn oo oxygen iyo tamarta qolof ilaaliya weyn - sarcolemma iyo xoojinta dabacsan Midaan unugyo.
Striated
unugyada muruqa Striated, inta badan ka koobnaan murqaha lafaha oo dhan iyo kala-goysyada oggolaadaan dhaqdhaqaaqa iyo sii wadida Dhehana. Dhismayaasha iyo functional unit of sarcomere ah, oo waxay ka kooban yihiin oo iyana ka mid ah myosymplasts - macdantaa la aasaasay by biirtay hannaanka ka mid ah unugyada gaar ah inta ay ku kaladuwan yihiin. On diyaarinta histological unugyada muruqa striated si fudud kala duwanaayeen multi-muhiimka ah oo striation sababta ay magaca helay. shaqo kale oo muhiim ah jiilka kulaylka ah, oo sidaas daraaddeed heerkulka hoos qadhqadhyadu qofka ku dhacaa. Sidoo kale striated unugyada muruqa foomamka iyo qaab-dhismeedka myocardial, cardiomyocytes oo kaliya ku kala duwan yihiin symplasts la'aan. Marka microscope, oo iyagu waa unugyada mononuclear fusiform. Waxay kala qaybsan yihiin sida ay xilkooda u gutaan shaqada (heysatay tirada) qabashada iyo secretory. Waa in, unugyada labaad wadnaha striated muruqa mahad leeyihiin hantida automatism, ie leeyihiin awood u leh inay is-ihin, hubinta sii waxyaalaha qalbiga ku jira. Nooca sadexaad ee cell waa goobta of Avv walxaha hormone-sida, gaar ahaan, waa arrin ah wadne-natriuretic qayb diuresis kordhay.
siman
Haddii bixinta dhaqdhaqaaqa unugyada muruqa aadanaha - striated, motility ee caloosha iyo mindhicirka iyo kaadi mareenka ku Fistula, hoos u of vascular iyo derbiga bronki bixisaa muruqa ah oo siman. Waxaa la kala duwanaayeen laxanka, raagid ee Qaraabada, Heer sare ah ee stretchability iyo awoodaha regenerative, iyo sidoo kale innervation autonomic. Tani elongated unugyada mononuclear, oo aan Kormooyin, iyo badan oo actin iyo collagen in qaab-dhismeedka. myocyte kasta dahaarka xuub khafiif ah hoostiisa, iyo kooxo ka - dabacsan endomysial ka unugyo aan caadi ahayn.