Ihe omumu: mkpuru mmadu bu obi

Obi bụ ike dị ike nke na-agba ume, na-agbapụta ọbara na ntụziaka doro anya. Jide nduzi nke ọbara na-egbochi nlọghachi ọbara na valvụ anọ nke obi. Ogwe aka nri na aka ekpe nwere obi abụọ. N'etiti ikuku nri na ventricle kwesịrị ekwesị bụ valve tricuspid, na n'akụkụ nke eriri ọkụ sitere n'aka ventricle aka nri bụ valvụ nke ikuku mgbagwoju anya. N'etiti aka ekpe ekpe na ventricle ekpe, e nwere valve mitral, na mmiri nke si n'aka ekpe ventricle bụ valvụ aortic. Anwale: akụkụ nke mmadụ - obi - bụ ihe dị mkpa n'ihu ụbụrụ.

Tricuspid na valves valves

A na-akpọ valves tricuspid na mitral valve dị ka ndị na-eto eto, ebe ọ bụ na ha dị n'agbata atria na ventricles na nri na aka ekpe nke obi. Ha na-enwe nnukwu anụ ahụ jikọtara na-ejikọta na endocardium - nkedo dị mkpa na-ekpuchi obi dị n'ime obi. Elu elu nke valves dị mma, na n'elu, e nwere kọntaktị jikọrọ ọnụ nke na-etinye aka na akwukwo. The valve tricuspid nwere valvụ atọ, na valve valve nwere valves abụọ (ọ na-akpọ bivalve). Na valve valve nwetara aha ya n'ihi ọdịdị ya na bọọlụ bishọp.

Pọmọrọnụ eriri afọ

Mkpụrụ vaịn na-ekpo ọkụ na-adị na steeti ọpụpụ nke eriri pulmonary si n'aka ventricle kwesịrị ekwesị. Ogwe eriri mmiri na-eburu ọbara si n'obi na ngụgụ. N'ebe dị elu karịa eriri valvụ nke akwara pulmonary bụ obere cavities jupụtara n'ọbara ma gbochie ntinye nke valvụ ahụ na mgbidi nke eriri ọkụ mgbe eriri valve meghere. N'oge a na-ahụkarị ọbara, ọbara na-esi na vidospid na mpempe ụkwụ na-abanye n'ime ventricles. N'ime usoro nke ventricles, mmụba na mberede na nrụgide na-eduga ná ngwụcha nke valvụ ndị na-eme ka ndị mmadụ na-emepụta. Nke a na-egbochi nlọghachi ọbara na atria. A na-ejide kọlọtọ valve, nke na-adịghị ekwe ka ha mepee n'ihi nrụgide na ventricles. Mgbe mmechi nke valves nke ndị na-eto eto na ọbara, ọbara na-agafe na valves nke dị n'ime ogwe ọkụ na eriri. A na-emeghe valves nke ọma na-akpata n'ihi nnukwu nrụgide na ventricles ma daa ozugbo usoro systemole na-amalite ma diastole amalite.

Obi Obi

N'iji phonendoscope, ị nwere ike ịnụ na ọ bụla obi na-esonyere na ọdịdị nke ụda obi abụọ. Ụda ụda nke mbụ ga-egosi n'oge mmechi nke valvụrị atrioventricular, na nke abụọ - mgbe ị na-emechi valvụ nke akwara pulmonary nke valvụ aortic. Ugbo a na-aga site n'akụkụ na ala dị ala nke valves nke tricuspid na valve valve, mgbe ahụ, a na-adọrọ ha ala ma tinye aka na nkwonkwo papillary nke na-etinye n'ime oghere ventricular.

Ụkpụrụ nke ọrụ kọmitii

Chords na-egbochi imegharị valvụ nke valvụ ndị na-eme ka ọkpụkpụ na-abanye n'ime oghere dị n'okpuru ihe omume nke ọbara mgbali elu n'oge systole ventricular. Ha na-ejikọta na valvụ ndị dị n'akụkụ, nke na-eme ka mmechi kpụ ọkụ n'ọnụ ha n'oge systole ventricular ma gbochie ọbara ọgbụgba ahụ ka ọ laghachi azụ. A na-akpọ valvụ aortic na valvụ akwara na-akpọ semilunar. Ha na-esi n'ọbara pụta na obi ma gbochie nlọghachi ọbara na ventricles n'oge diastole. Nke ọ bụla n'ime valvụ abụọ a na-ejikọta ọkara ọkara ọnwa, yiri akpa. Ha na-ejikọta anụ ahụ jikọtara ha ma na-ejikọta na endothelium. Endothelium na-eme ka valves dị ụtọ.