Ọdịdị nke obi

Ọ bụ mba na nzuzo na obi - isi ngwa na ahụ mmadụ. Ọ bụ ezie na ihe ndị mmadụ, ọrụ nke obi na-egosipụta dị ka on ya esịtidem ala na mpụga ụdị. Heart - nọgidere na-arụ ọrụ na; engine, nke nfuli arịa ezigbo ego nke ọbara. Single-kwadoro oruru ọbara na-mbo ihu obi valves, nke na-meghere nrụgide na one direction. The obi muscle contracts n'ụzọ ziri ezi na o doro anya, na-eche incredibly nnukwu bufee. All ndụ ya mmadụ obi na-arụ ọrụ nọgidere, nke n'ezie na-akwado nke a ndụ.

Ịnọgide mmega ọmụmụ ma ọ bụ mmega-eme ka obi na-arụ ọrụ ike, na dị ka a N'ihi ya nke obi muscle na-anọkwasị. Otú ọ dị, dị ka ike na-ụba ventricles. Ọ bụrụ na obi muscle ike gwụrụ ọrụ na-apụghị chụkwute dum ọbara abatakwa uji eze nwere ike ịzụlite congestive obi nditat na obi ọdịda. Iji mma ịghọta ndị a Filiks, ọ dị mkpa iji amụ n'ime ndị dị otú a ihe dị ka "ihe owuwu nke obi."

The mpụga Ọdịdị nke obi

Na-emekarị, ọ bụ na okwu ahụ bụ "obi" onye chere na a obere uhie uhie obi eduat site akụ Cupid. Otú ọ dị, ọ bụrụ na ndị dị otú ahụ echiche, ọ bụ n'ezie? N'ezie ọ bụghị.

Heart shapes - cone, esisịt na anteroposterior direction. Ọdịdị nke ahụ obi na-egosi ọdịiche dị n'etiti ndị isi na top. Base - ogologo akụkụ na-eduzi ndị ziri ezi, ma na-ubé azụ, elu - ala tapered òkè, karị, eduzi ndị ekpe, ala na ubé n'ihu.

N'elu nke ahụ a anyị nwere ike ịchọpụta na ọtụtụ dị iche iche protrusions na grooves na-etolite ọbara arịa. The kasị ibu nke ha nwere onwe ha aha. Nke a, ka ihe atụ, coronal sulcus, nke gbatịrị transversely na axis nke obi na mpụga delimitation pointer ventricles na atria. Ke adianade do, n'elu nke obi nwere a n'azụ na n'ihu interventricular grooves - mpụga ịrịba ama nke ventricular ala. Ebe a na-edina obi arịa. Iji niile, e nwere abụọ growths n'elu nke obi - na atria ntị.

The esịtidem Ọdịdị nke obi

Inside obi ọ bụ ihe siri ike. The ihe mbụ i kwesịrị ntị ka na-amụ na Ọdịdị nke obi, bụ eziokwu ahụ bụ na e nwere ebe anọ valves, huu ije nke ọbara na-atụ direction ma na-egbochi ya laghachi ugbu a. Tricuspid na mitral atrioventricular valves ikewara ventricles si atria, akpa ume na aortic semilunar valves - ventricles nke nnukwu akwara. All nke ha na-mmasị ka fibrous ọkpụkpụ nke obi. Heart etiti mejupụtara nnọọ oké connective anụ ahụ, nke bụ onye na-akwado uru na valves.

Ke ofụri ofụri, na-akọwa na ihe owuwu nke obi, ọ dị mkpa iburu n'obi na obi mejupụtara anọ ime-ulo: ekpe atrium, nri atrium, ekpe ventricle na nri ventricle. All nke ha na-iche site partitions. The ekpe atrium agụnye akpa ume akwara n'ime nri - oghere. Site n'aka ekpe na nri ventricles na-emi odude akpa ume akwara na-arịgo aorta, karị. Nri atrium na ekpe ventricle mechie nnukwu mgbasa, ekpe atrium na nri ventricle - a obere gburugburu.

The n'ime elu nke obi-ulo na valves na-agbakọta na a oyi akwa nke na-akpọ endothelial mkpụrụ ndụ - endocardium. Na subendocardial anụ ahụ nwere fibroblasts, collagen na-agbanwe emep uta eri, irighiri akwara, veins, na conductive ọcha nke usoro. Retara a myocardial anụ - na muscle oké oyi akwa esịnede gbasara obi muscle mkpụrụ ndụ. Rịba ama na mpụga nke myocardium emee oyi akwa abụba na connective anụ ahụ, nke na-ekpuchi irighiri akwara na-aga muscle oyi akwa obi, obi na isi arịa.

Ọdịdị nke obi - a-akpali nnọọ mmasị ma dị mkpa oge mmadụ mmewere. Naanị ejideghi ruo mgbe ọgwụgwụ nke niile nuances nke a nke, ị nwere ike ịghọta ihe bụ n'ime ahụ anyị na otú mmadụ.