Semilunar zuciya bawul: tsarin, location. Semilunar bawuloli tasoshin

Semilunar bawuloli - su definition ba a cikin wannan labarin. Bugu da kari, don Allah karanta bayanai da ke ƙasa, za ka iya koyi game da aiki na wannan bawuloli a cikin jikin mutum, su tsarin, da wuraren da suke located. Details, babu shakka, su ban sha'awa ga kowa sha'awar a mutum ilmin jikin mutum.

Tabbatar da dalilin da bawul

A cikin jiki, wanda shi ne wani hadadden tsari, akwai mutane da yawa kayayyakin aiki, don shiryar da ya kwarara a kan hanya. Irin wannan na'urorin suna located in zuciya tsoka - su ne mafi rikitarwa. Har ila yau, suna a cikin capacitance tasoshin daban-daban calibers.

A bawul naúrar - a sa na ilimin Halittar Jiki Tsarin cewa, a lõkacin da aiki tare hana baya (retrograde) jini motsi.

Iri na zuciya bawuloli

• Na farko da kungiyar - tsarin raba da ventricles da atria.
• Na biyu kungiyar - da bawuloli located a jamsin na lakã da na huhu jijiya akwati, a cikin wani sallama yanki na waɗannan kwanoni daga ventricles na zuciya.

Aortic da na huhu bawuloli da wadannan sifofi:

1. Semilunar bawul (semilunar zuciya bawuloli).

2. A sarari tsakanin bude yatsun (mezhzaslonochnye triangles).

3. sinusitis.

4. The fibrous zobe (kasancewar da aka tattauna).

semilunar m

Kamar yadda jinjirin wata siffar a cikin wadannan bawuloli suna kawai kunshe a wadannan bude yatsun yadda ya kamata kira wadannan bawuloli ne aortic bawul da na huhu akwati semilunar bawul. Dukansu bawuloli da uku bude yatsun. aortic bawul yana da dama, hagu da kuma raya dampers. A bawul a cikin huhu akwati maimakon raya - gaban.

Girma dampers bambanta a mutane na shekaru daban-daban, akwai kuma mutum fasali. Matsayin mai mulkin, da nisa daga cikin aortic semilunar bawul fadi fiye da aortic sinuses, da tsawo su ne, a kan m, m. Wannan tsarin na taimaka wa hijirar saukar da rufewa bawul yayin ciko su tare da jini. A aortic sinuses suna located bakin jijiyoyin zuciya jijiya.

Semilunar bawuloli suna located kusa da anulus. Suna kafa ta a Musulunci na da endocardium. Akwai gaban, hagu da kuma dama sickle-dimbin yawa m. Su zilaika lebe haɗa zuwa iyakar sines. Kada kuma sinuses samar da wata jinjirin wata. Lauje-dimbin yawa m size dan kadan ya fi girma fiye da na huhu sinuses.

A sinuses na aortic bawul da na huhu bawul

Sinuses lakã da na huhu arteries - a sarari tsakanin kowane daga cikin semilunar zatvorok da jirgin ruwa bango.

A tsawo daga cikin aortic sinuses adult 1.7-2 cm, zurfin daga 1.5 zuwa 3 mm. Zurfafawa da sinuses ya auku tare da shekaru. A sarari tsakanin bude yatsun shirya gefe da gefe, da nau'i na triangles tare da wani tushe ta zuwa ventricles. Triangles an hada da collagen da kuma na roba zaruruwa, su ne juna da kuma samar da wani m bawul fibrotic zobe.

A tushe na lakã m fibrous tsarin kafa tare da uku prongs, kama wani kambi.

Kamar yadda wani ɓangare na huhu akwati yawanci uku sinus gaban, hagu da kuma dama. Wani lokaci guda biyu ba tare da faruwa. The masu girma dabam na wadannan sinuses ne quite daban-daban a cikin daban-daban shekaru kungiyoyin, kazalika da mutum halaye. A manya, hagu sinus na da nisa daga 19-32 mm, a tsawo na 12-16 mm, 20-32 mm da dama na 10-15 mm. Front 20-30 mm da kuma 10-15 mm bi da bi.

Ba dukkan gane da wanzuwar wani fibrous tsarin a tushe na huhu akwati.

The inji na bawuloli

Crescent semilunar bawul hana jini baya cikin ventricles.

A lokacin ƙanƙancewa na zuciya tsoka da jini a cikin ventricles ne motsi a biyu kwatance: wajen semilunar bawuloli, kuma zuwa ga gefen cikin atria. Kai atrioventricular bawuloli, jini impinges a kan su, da kuma bawuloli karye rufe. Karuwan matsa lamba a cikin kogo na biyu ventricles. A matsa lamba a kan jinjirin semilunar bawul ƙaruwa da ya wuce cewa a cikin lakã da na huhu jijiya. Iyakar hanyar fita da jini rafi YAKE motsi a cikin lakã, kuma daga dama ventricle - huhu akwati. A wannan halin da ake ciki, da m bawuloli aka rufe da semilunar bude.

Lokacin da na yanzu daga hagu ventricle rami rushes wajen lakã, shi presses for semilunar bawul ga aortic bango. Bayan fitar da jini daga na ramin zuciya rami Gasa aortic sinuses. Na ramin zuciya shakatawa na faruwa da kuma jini ne fitad da shi a jijiya o ƙarin baya ga zuciya, hagu ventricle. Sinuses ne arteries suna cike da jini, da kuma sickle-dimbin yawa aortic bawuloli an rufe. A jini ba daga ƙarƙashinsu baya cikin na ramin zuciya kogo.

Har ila yau, aiki na huhu semilunar bawul.

Aortic da na huhu bawuloli hana baya motsi na jini daga manyan tasoshin a cikin rami a karshen na ramin zuciya systole.

Semilunar bawuloli tasoshin

A cikin jiki, akwai wani irin semilunar bawuloli, wanda da sauki tsarin fiye da zuciya, amma su aiki kasance iri guda. Wannan tsarin hana retrograde motsi na jini.

Semilunar bawuloli located in wani jijiyoyinmu (ƙafafunsa, babba wata gabar jiki), kazalika da Lymph tasoshin.

A venous tsarin da aka wakilta wani cibiyar sadarwa na resistive tasoshin, wanda shi ne wani aiki na sufuri da na jini ga dama zuciya da Duniya ta nauyi. venous tsarin tasoshin da kasa da suka ci gaba tsoka membrane fiye da a cikin jijiyoyi. Bã su da daban-daban sunadaran da jini ya kwarara daga cikin ƙananan ƙungiyoyin da zuciya. Daya daga Na'urar sunadaran ne gaban semilunar bawuloli.

jannayẽnsa bawuloli da biyu kofofin, bawul rollers da jirgin ruwa bango. Bawul tsarin a mafi located in kafa jijiyoyinmu. Ga misali: babban saphenous Vienna yana da har zuwa goma na venous bawuloli.

pathologies

Idan keta mutunci ko aiki na bawul a sakamakon rauni ko kumburi, ci gaba pathological yanayi wanda dole ne a gane da kuma fara da daidai magani (m ko dogon lokaci cardiac karanci a hali na lalacewar da zuciya bawuloli).

Known Pathology na jijiyoyinmu alaka da take hakkin da bawuloli ne varicose kafa cuta, wanda shi ne hadarin gaske domin ta rikitarwa (thrombophlebitis, kafa kumburi, blockage na huhu jijiya). A halin yanzu, zamani magani yana da yawan tasiri hanyoyin da za a mayar da al'ada aiki na jiki, musamman, da bawuloli. Babu shakka, a cikin kowane hali ƙaddara da mutum tsarin kula da marasa lafiya da mutum.

Saboda haka, mun yi nazari da aiki na semilunar bawuloli, rawar da suka taka a cikin sauran aiki na jikin mutum, da matsaloli da za su iya kawo cututtuka da kuma cuta dangantaka da bawuloli.