The ayyuka na m tsoka nama. Smooth tsoka nama: tsarin

Fabric - a sa na kama da sifar tantanin halitta, wanda raba kowa siffofin. Kusan duk kwayar kwayoyin an hada da daban-daban na kyallen takarda.

rarrabuwa

A dabbobi da mutane suke ba a cikin jiki wadannan nama iri:

• epithelial.
• m.
• maha? ar.
• tsoka.

Wadannan kungiyoyi da aka hada da dama iri. Saboda haka, connective nama ne mai kyau, guringuntsi, kashi. Yana kuma ya hada da jini da kuma Lymph. Epithelial nama akwai guda-Layer da Multi-Layer, dangane da tsarin da Kwayoyin kuma za a iya ware lebur, cubic, cylindrical epithelium, da sauransu. D. juyayi ne kawai daya irin. A irin tsoka nama da za a tattauna a more daki-daki a cikin wannan labarin.

Iri tsoka nama

A jikin dabbobi asirce ta uku iri:

• m tsoka.
• striated tsoka.
• cardiac tsoka nama.

The ayyuka na m tsoka nama ne daban-daban daga wadanda daga cikin striated da zuciya, don haka duka biyu ta kuma tsarin. Bari mu duba a cikin mafi daki-daki cikin tsari na kowane irin tsoka.

Janar halaye na tsoka nama

Tun da dukan uku ne guda type, suna da yawa a cikin na kowa.

Muscle Kwayoyin kira myocytes, ko zaruruwa. Dangane da dama daga kyallen takarda, suna da wani daban-daban tsarin.

Muscle nama, photos na wanda za a iya gani a kasa, yana da kusan babu intercellular abu.

Wani kowa alama na iri daban-daban na tsokoki shi ne cewa su za a iya rage, duk da haka, a cikin jinsuna daban, wannan tsari ya auku akayi daban-daban.

Features myocytes

Sel m tsoka nama, kamar striated kuma cardiac da elongated siffar. Bugu da kari, suna da wani musamman da wasu gabbansa kira myofibrils, ko myofilaments. Sun ƙunshi contractile sunadaran (actin, myosin). Su zama dole don tabbatar da motsi na tsokoki. A wannan alamomin tsoka aiki, baya daga gaban contractile sunadarai, shi ne kuma a gaban alli ions a cikin sel. Saboda haka, kasa ko wuce kima amfani da abinci tare da babban abun ciki na wannan kashi na iya haifar da matsalar aiki na samfur tsoka - biyu santsi da kuma striated.

Bugu da kari, Kwayoyin ba daya musamman gina jiki - myoglobin. Wajibi ne don sadarwa tare da oxygen da kuma adana shi.

Game da wasu gabbansa, baya daga gaban myofibrillar musamman domin tsoka nama abun ciki shi ne babban adadin mitochondria a cikin cell - dvumembrannyh wasu gabbansa alhakin salula numfasawa. Wannan ba abin mamaki bane, kamar yadda da tsoka fiber don rage manyan adadin kuzari dole ne a samar a lokacin numfasawa a mitochondria.

A wasu myocytes ma ba a fiye da daya core. Wannan shi ne halayyar striated tsoka Kwayoyin cewa iya ƙunsar game da ashirin tsakiya, da kuma wani lokacin wannan adadi ya kai har zuwa ɗaya da ɗari. Wannan shi ne saboda cewa da zare na striated tsoka da aka kafa da dama Kwayoyin, sa'an nan a hade a cikin daya.

A tsarin da striated tsoka

Wannan irin masana'anta da aka kira kwarangwal tsokoki. Zaruruwa na da irin wannan tsoka tsawon, tattara a cikin daure. Wadannan Kwayoyin iya zama da dama santimita dogon (har zuwa 10-12). Sun ƙunshi yawa nuclei, mitochondria da myofibrils. Ainihin tsarin naúrar na kowane myofibril na striated nama - sarcomere. Ya ƙunshi wani contractile gina jiki.

A babban alama wannan tsoka shi ne cewa shi za a iya sarrafawa sani, da bambanci ga santsi da kuma cardiac.

A zaruruwa na masana'anta suna a haɗe da ƙasũsuwa via tendons. Wannan shi ne dalilin da ya sa wadannan suna kira kwarangwal tsokoki da kuma.

Tsarin m tsoka nama

Smooth tsoka rufi wasu daga cikin kayan ciki kamar da hanjinsu, mahaifa, mafitsara, da kuma jini. Bugu da kari, sun samar da sphincters da jijiyoyin sun hadu.

Smooth tsoka fiber ba muddin striated. Amma ta kauri ne mafi girma daga cikin hali na kwarangwal tsokoki. Sel m tsoka nama da veretonopodobnoy form maimakon filamentary kamar yadda striated myocytes.

Tsarin cewa obesechivayut m tsoka ƙanƙancewa, kira protofibrils. A bambanci ga myofibrils, sunã da wani sauki tsarin. Amma abu daga wanda aka gina - wannan contractile sunadaran actin da myosin.

Mitochondria a myocytes m tsoka ne ma kasa da a cikin sel da striated kuma cardiac. Bugu da kari, suna dauke da daya kawai tsakiya.

Features na zuciya tsoka

Wasu masu bincike ayyana shi a matsayin subspecies na striated tsoka nama. Su fiber ne da gaske mai yawa m. zuciya Kwayoyin - cardiomyocytes - kuma dauke da mahara tsakiya, wani babban yawan myofibrils da mitochondria. Wannan masana'anta, kazalika da kwarangwal tsoka, shi ne iya iya rage yawa da sauri da kuma karfi fiye da m tsoka.

Duk da haka, babban alama bambamta zuciya tsoka daga striated, shi ne cewa shi ba za a iya sarrafawa sane. Munã rage ta kawai ya faru ta atomatik, kamar yadda a cikin hali na m tsokoki.

Kamar yadda wani ɓangare na zuciya tsoka, in ban da hankula Kwayoyin ma ba secretory cardiomyocytes. Ba su dauke da myofibrils kuma ba su rage. Wadannan Kwayoyin otvesayut atriopeptina domin samar da hormone, wanda yana da muhimmanci ga tsari na jini da kuma jini girma da iko.

Aiki na striated tsoka

Su main aiki - don matsar da jiki a sarari. Shi ne kuma wani yunkuri na sassan jiki zumunta da juna.

Daga cikin wasu ayyuka striated tsoka iya lura rike postures daffo ruwa da kuma salts. Bugu da kari, su bauta wa wani m rawa, musamman tare da girmamawa ga na ciki tsokoki su hana inji lalacewar kayan ciki.

The ayyuka kuma za a iya lasafta shi a cikin tsari da yawan zafin jiki na striated musculature, kamar yadda ya auku juyin halitta daga babba zafi da aiki murdede ƙanƙancewa. Shi ya sa a lokacin da peremerzanii tsokoki fara rawar jiki involuntarily.

The ayyuka na m tsoka nama

Musculature na irin wannan aikin fitarwa aiki. Yana ta'allaka ne da cewa santsi tsokoki na hanji tura stool zuwa ga wurin na kawar daga jiki. Har ila yau, wannan rawa da aka bayyana a haihuwa, a lokacin da santsi tsoka daga cikin mahaifa tura 'ya'ya na jiki.

The ayyuka na m tsoka nama ba su da iyaka. Har ila yau, wani muhimmin ɓangare na su sphincter. Masana'anta na da irin wannan suna kafa ta musamman madauwari tsoka da cewa zai iya occlude da kuma bude. Sphincters ne ba a cikin urinary fili, a cikin Gut, tsakanin ciki da kuma esophagus, gall mafitsara, a cikin almajiri.

Wani muhimmin rawar da santsi tsoka - samuwar da ligamentous na'ura. Wajibi ne a kula da daidai matsayi na kayan ciki. By ragewan da sautin na wadannan tsokoki prolapse wasu gabobin iya faruwa.

A wannan aiki m tsoka karshen.

Dalilin da zuciya tsoka

A nan, a bisa manufa, babu wani abu na musamman zuwa ce. Babban kuma kawai aiki da wannan nama - bayar da jini wurare dabam dabam a cikin jiki.

Kammalawa: The bambance-bambance tsakanin iri uku tsoka nama

Watsuwar da batun mun gabatar da wani tebur:

Wannan duk na asali halaye na striated, santsi da kuma cardiac tsoka nama. Yanzu kana saba da su ayyuka, tsarin, da kuma babban bambance-bambance da kuma kamance.