Kiwon lafiyaMagani

Jijiyoyi

A tsarin na wani dabba jiki kunshi rukuni Sistem gabobin, wanda suna da hannu a cikin jini wurare dabam dabam. A sakamakon ta al'ada aiki da aka canjawa wuri dama adadin oxygen da kuma gina jiki, ba ji ba gani, kuma salts, kazalika da sauran m abubuwa. Bugu da kari, da jini wurare dabam dabam tsarin aikin wani biyu aiki. Yana daukan cikin Kwayoyin da sharar gida musayar daukan daga dukkan sassa na jiki na kafa cikinta carbon dioxide. A hadaddun cibiyar sadarwa a wadda dole ga aiki na da kwayoyin abubuwa suna tsĩrar da a duk da tsarin, kafa daga tasoshin, da zuciya da kuma jini da kanta.

Tsarin aiki, haihuwa duk gabobin gina jiki, dangane da ayyukan tsokar tsoka. Wannan shi ne, yin aiki na famfo, yin famfo jini a high gudun. A darajar wannan awo ne daidai da goma sha mita biyu. Lokacin da contractions daga cikin zuciya tsoka a ruwa matsa lamba auku, shi ya kira wuce kima. Shi ne bisa yanayi. Wuce kima danniya a likita yi ne ake kira jini. Its ji ta fara da wani sa na sifili darajar daidaita a girma da yanayi matsa lamba. A cikin minti daya na aikin yi a lokacin quiescent jihar na jiki, da zuciyar farashinsa ta hanyar da kanta ma 3.6 lita na jini domin ya kula da ciki ƙarfin lantarki samar. Jini daukan ta matsakaicin daraja a lokacin da code shi ne rage (systole). Lokacin da na tsokar shakatawa (diastole), da irin ƙarfin lantarki ciki saukad da sifili.

Sistem sakulasan ne sistem na cibiyar sadarwa da watsa jini ya kwarara. Yana wuce ta tasoshin, gabatar da wani ruwa da ciwon yawa daga 1,06 grams da cubic santimita. Jini ya kwarara ne motsi ta hanyar tsarin, ciki har da jijiyoyi da kuma manyan jijiyoyinmu. Waɗannan kwanoni reshe akai-akai da kuma hankali rage a size zuwa ga mafi karami capillaries. A jini ya kwarara ne motsi a gudun wanda aka bai da wani zuciya kari. A motsi na ruwa ma musababin da ciki da tashin hankali da diamita jirgin ruwa lumen. Jijiyoyi sun shige ta jini rafi a hamsin da santimita da na biyu. A cikin jijiyoyinmu na da darajar ne ashirin cm / s. A capillaries ne mafi low gudun saboda su kananan diamita. Shi ne kasa da biyu millimeters da na biyu. Lokacin da wannan matsin lamba hatsaisai an suppressed a capillaries.

A girma daga cikin jijiyoyi ne mafi girma daga cikin adadin a cikin jini na jiki. An cika da daya kadai da dubu arba'in. A wannan akwai wani dalili. Idan yanayi bayyana cewa bukatar karin jini ya kwarara zuwa cikin gabobin, shi za ta motsa a kan hanya.

Tiyata na zuciya da jini kullum ply damar da jini a cikin alwatika, wanda ya hada da huhu, tsoka, myocardium da kuma hanta. A wannan yanayin, dole gina jiki wucewa ta cikin jijiyoyi da kuma capillaries, da kuma samun shiga kowace cell na jikin mutum, taimakawa ga al'ada aiki na jiki. Lokacin da kafa da cardiac tsoka da jijiyoyin bugun gini pathological mamaki faruwa Sistem cututtuka. Wadannan ailments sun hada da:

- m rheumatic zazzabi irin;

- ischemic cuta daga cikin zuciya tsoka.

- cututtuka wanda suna tare da wani karuwa a jini.

- rheumatic kullum cututtukan zuciya.

- take hakkin da na huhu wurare dabam dabam na jini.

- cerebrovascular cuta.

- cuta daga cikin capillaries da kuma jijiyoyi.

- cututtuka na veins, lymphatic tasoshin da nodes.

- sauran tasoshin da kuma cututtukan zuciya.

Sistem sakulasan tsarin, kazalika da ta kiwon lafiya ne a hankali kallo da kiwon lafiya kimiyya. A dalilin wannan ne ya fi karfinsu ilimin kididdiga data cewa sa zuciya da jijiyoyin bugun gini cuta da fari a duniya cikin sharuddan mace-mace.

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