Bambanci Tsakanin Muscle Mai Tauri da Muscle Mai Sanyi
Tsoka wani nau'in nama ne na jiki wanda ke da alhakin motsa sassa daban-daban na jiki a cikin halittu masu rai. A cikin tsarin tsoka da tsoka na ɗan adam, ana iya rarraba tsokoki zuwa manyan nau'i uku: tsokar kwarangwal, tsoka mai santsi, da tsokar zuciya. Duk da cewa duk waɗannan nau'ikan tsoka suna taka muhimmiyar rawa a cikin ayyukan jiki , wannan labarin zai mayar da hankali kan manyan bambance-bambancen da ke tsakanin tsokar kwarangwal da mai santsi, duka dangane da tsari, aiki, wuri, da kuma tsarin aiki.
Tsarin Microscopic
Tsoka mai kauri:
Ana kuma kiran tsokar da aka yi wa striated a matsayin tsokar kwarangwal saboda tana haɗe da ƙasusuwa. Tana da kamanni na musamman idan aka duba ta ƙarƙashin na'urar hangen nesa - tana kama da mai layi ko "mai layi." Wannan striation yana faruwa ne ta hanyar tsarin sarcomeres akai-akai, sassan zaruruwan tsoka waɗanda ke ɗauke da filaments na actin da myosin.
Tsokar da aka yi wa striated ta ƙunshi dogayen zaruruwan tsoka masu siffar silinda tare da ƙwayoyin halitta da yawa da ke gefen tantanin halitta. Waɗannan zaruruwan sun bambanta a girma, amma yawanci suna da tsawon santimita da yawa kuma har zuwa faɗin micromita 100.
Tsokoki masu laushi:
Sabanin haka, tsoka mai santsi tana da tsari daban. Kwayoyin tsoka masu santsi suna da siffar madauri, tare da ƙarshensu masu tauri. da kuma wani tsakiya da ke tsakiyar tantanin halittaBabu wata matsala a cikin tsoka mai santsi saboda sarcomeres da contractile filaments ba a shirya su akai-akai ba.
Girman ƙwayoyin tsoka masu santsi yawanci ƙanƙanta ne idan aka kwatanta da tsokar da aka striated, tare da tsawon kimanin micromita 20-200 da ƙaramin diamita.
Tsarin Aiki da Aiki
Tsoka mai kauri:
Tsokokin da aka yi wa striated suna da alhakin motsi na son rai ko na ganganci. Misali, lokacin da muke tafiya, gudu, ko ɗaga nauyi, tsokoki masu striated suna aiki. Tsarin striated tsoka yana aiki ne ta hanyar tsarin jijiyoyi na somatic, inda ake watsa siginar lantarki daga kwakwalwa ko kashin baya. kashin baya zuwa zaruruwan tsoka ta hanyar ƙwayoyin motsi.
Matsewar tsokar da aka yi da striated ya ƙunshi hulɗar da ke tsakanin actin da myosin filaments a cikin sarcomere. Wannan tsari yana farawa da siginar da ke haifar da sakin ions na calcium, wanda daga nan zai haɗu da troponin, wani furotin da ke taimakawa wajen daidaita hulɗar actin-myosin. Sakamakon haka, myosin filaments suna zamewa akan actin filaments, suna haifar da matsewar fiber na tsoka.
Tsokoki masu laushi:
Tsokoki masu laushi, a gefe guda, suna sarrafa motsin da ba na son rai ba ko kuma na son rai. Waɗannan tsokoki ana samun su a bangon gabobin ciki kamar hanji, jijiyoyin jini, mafitsara, da mahaifa. Tsarin jijiyoyi masu zaman kansu, wanda aka ƙara raba shi zuwa tsarin juyayi mai tausayi da kuma parasympathetic, yana daidaita santsi na tsokoki.
Taurin tsoka mai santsi shi ma yana buƙatar ions na calcium amma ba ya haɗa da troponin. Madadin haka, ions na calcium suna ɗaurewa da calmodulin, wani furotin mai tsari. Wannan hadadden calmodulin yana kunna enzyme myosin light chain kinase (MLCK), wanda ke samar da phosphorylates na myosin, yana ba shi damar yin hulɗa da actin kuma yana haifar da tauri.
Wuri da Rarrabawa
Tsoka mai kauri:
Yawanci ana samun tsokoki masu laushi a haɗe da ƙasusuwa a ko'ina cikin jiki, tun daga manyan tsokoki kamar quadriceps zuwa ƙananan tsokoki a tafin hannu. Kowace tsoka mai laushi tana da alaƙa da jijiya, wani ƙashi mai ƙarfi wanda ke haɗa tsoka da ƙashi, wanda ke ba da motsi iri-iri.
Tsokoki masu laushi:
Tsokoki masu laushi, kamar yadda aka ambata a baya, ana samun su a bangon gabobin ciki. Ana samun su a wurare kamar bangon hanyoyin narkewar abinci, jijiyoyin jini, hanyar fitsari, trachea, da bangon mahaifa. a cikin mataBabban aikinsa shine daidaita diamita da motsin peristalsis ko zagaye mai kama da juna wanda ke taimakawa wajen tura abun ciki ta hanyar bututun ko bututun.
Kula da Jijiyoyi
Tsoka mai kauri:
Tsarin jijiyoyi na tsakiya yana sarrafa sarrafa tsokar ƙashi ta hanyar jijiyoyin motsi. Kowace jijiyar motsi tana shiga cikin takamaiman adadin zare na tsoka, tana samar da abin da aka sani da sashin motsi. Amsar tsokar ƙashi ga waɗannan siginar jijiyoyi yawanci tana da sauri sosai amma tana gajiya cikin sauƙi idan ana amfani da ita akai-akai na tsawon lokaci ba tare da isasshen hutu ba.
Tsokoki masu laushi:
Tsarin jijiyoyi masu zaman kansu ne ke tsara tsoka mai laushi, wanda ke aiki a waje da ikonmu na sani. Tsoka mai laushi yana amsawa a hankali ga siginar jijiyoyi fiye da tsoka mai laushi, amma yana da juriya ga gajiya. Ƙarƙashin tsoka mai laushi kuma sau da yawa yana shafar wasu abubuwan sinadarai kamar hormones da abubuwan gida.
Makamashi da Metabolism
Tsoka mai kauri:
Tsokoki masu laushi suna amfani da ingantaccen tsarin narkewar abinci mai gina jiki, amma kuma suna iya canzawa zuwa tsarin narkewar abinci mai gina jiki a ƙarƙashin yanayin da ba a samu iskar oxygen ba, kamar lokacin motsa jiki mai ƙarfi. Don tallafawa ayyukan gaggawa da kuzari mai yawa, suna adana adadi mai yawa na glycogen, wanda za'a iya raba shi zuwa glucose.
Tsokoki masu laushi:
Tsokoki masu laushi galibi suna dogara ne akan ingantaccen tsarin motsa jiki na aerobic don biyan buƙatunsu na kuzari. Saboda ba sa buƙatar saurin matsewa mai ƙarfi kamar tsokoki masu striated, tsokoki masu laushi galibi suna da ƙarancin buƙatar kuzari kuma suna iya kiyaye yanayin metabolism na tsawon lokaci.
Sabuntawa da Waraka
Tsoka mai kauri:
Sake farfaɗo da tsoka mai laushi ya dogara da ƙwayoyin tauraron ɗan adam, wani nau'in ƙwayoyin tushe da ke tsakanin membrane na ginshiki da Sarcolemma na zare na tsoka. Bayan rauni, ƙwayoyin tauraron dan adam na iya yaduwa kuma su haɗu da zare na tsoka don gyara ko maye gurbin kyallen da ya lalace. Duk da haka, ƙarfin sake farfaɗowarsu yana da iyaka, kuma tsarin warkarwa na iya ɗaukar lokaci.
Tsokoki masu laushi:
Tsoka mai laushi tana da ƙarfin sake farfadowa fiye da tsoka mai laushi. Tsoka mai laushi na iya yaduwa da rarrabawa don gyara da maye gurbin kyallen da ya lalace cikin inganci. Misali, a wasu yanayi na jiki, kamar ciki, adadin ƙwayoyin tsoka masu laushi a bangon mahaifa na iya ƙaruwa sosai don biyan buƙatun aiki da yawa.
Kammalawa
Duk da cewa tsokoki masu laushi da na roba suna da mahimmanci ga ayyuka daban-daban na jiki, sun bambanta ta hanyoyi da yawa, daga tsarinsu da aikinsu zuwa hanyoyin aikinsu. Tsokoki masu laushi, tare da tsarinsu mai laushi da kuma ikon sarrafa kansu, suna da alhakin motsi mai sauri da ƙarfi, yayin da tsokoki masu laushi, tare da tsarinsu mara nauyi da ikon sarrafa kansu ba tare da son rai ba, ke da alhakin motsi mai jinkiri da dorewa a cikin gabobin ciki. Fahimtar waɗannan bambance-bambancen yana taimaka mana mu fahimci yadda jikinmu ke aiki da kuma yadda nau'ikan kyallen tsoka daban-daban ke tallafawa rayuwarmu ta yau da kullun.
