Wing bude yatsun: tsarin da kuma halaye

A ilimin halittar jiki na da zuciya bawuloli ya dogon ja hankalin masu bincike. Take hakkin da architectonic aiki ko wani rabo daga bawul na'ura take kaiwa zuwa rushewa zakryvatelnoy bawul aiki da kuma yin famfo ayyuka na zuciya a matsayin dukan.

A general ka'idojin tsarin atrioventricular Septa

Wing bude yatsun sun dauki fibrous zobe kada tsirkiya da papillary tsokoki.

Bawul zobe ne fibrous form tare da hada tsoka Kwayoyin, wanda ake ƙ mai rufi endocardium. bawul bude yatsun an rufe ta endothelium, kuma suna da wani mai lebur tsarin.

A cikin shugabanci daga atrial da na ramin zuciya surface Layer 3 akwai:

1. Spongy.
2. Fibrotic.
3. Na ramin zuciya.

Dalili na sash fibrous farantin da ya zo daga annulus fibrosus.

Wing bude yatsun, ko wajen su spongy Layer, kunkuntar, yana mai yawa na roba zaruruwa a cikin connective nama, wanda aka yafi mayar da hankali a kan free gefen m. In mun gwada mafi girma na roba zaruruwa a cikin petals na malam bawul, tricuspid fiye da.

A Layer na ramin zuciya collagen zaruruwa fi yawa.

surface bawul

Wing bude yatsun da biyu saman - atrial da kuma na ramin zuciya, da kuma kaifi biyu - gyarawa da kuma free.

A fannin atrioventricular bawuloli zukatan mutane fiye da yankin na bawuloli a mace gabobin. Tricuspid bawul bivalve yanki mafi girma da kimanin 25%.

Papillary tsokoki da agara guitar samar da zuciya na subvalvular na'ura. Tsirkiya a haɗe zuwa fuka-fuki. A tsawon da kuma kauri daga gare su, ya kai ta matsakaicin a 35-40 shekaru.

malam bawul

Number of leaflets (petals) yana daga 2 zuwa 6. Akidar:

• gaban, sau da yawa kadai, wani lokacin kasu kashi biyu;
• raya.

Su ne ko da yaushe manyan.

A gaban kada na triangular siffar, an haɗe da manya-uku na tsakiya, na baya zuwa saura na ce bawul, shi yana da rectangular siffar. Dukansu suna da santsi muhimmi da apical m zones rabu da wani dagi.

A gaban lobe na mitral bawul a aikin sharuddan ne asali, shi ne mafi mobile, a lokacin systole, lissafin ga babban kaya, kamar yadda ya fama da girma daga cikin matsin lamba na jini fitad da ventricle.

Rear ƙara da hannu a rufe daga cikin bawul. The aikin muhimmancin shi karami.
Kada bawuloli guitar ake gyarawa zuwa papillary tsokoki.

Agara tsirkiya:

• saka da na ramin zuciya gefe na bawul a m yankunan, kowane raba cikin uku thinner zaren.

Don gaban lobe, wanda yana da wani m bawul 2, da papillary tsokoki a haɗe 5-10 tsirkiya, zuwa ga raya - 10-20, 20-30, wani lokacin agara zaruruwa.

Hagu na ramin zuciya atrio-rami a annulus fibrosus yana da dan kadan m siffar.

3 ruwa damper

Dangane da yawan fuka-fuki (lobes) da su size a cikin wannan tsarin, kamar yadda babu yarjejeniya. An dauke da cewa shi ne hada 3 daban-daban yawan bude yatsun da kuma matsakaici segments ko bawuloli. Tare da shekaru, yawan lobes ne ta ƙara saboda da tsagawa da babban faranti cikin karami.

A bude yatsun da dama atrio-na ramin zuciya bawuloli ne Kwafin endocardium cewa Lines dama atrium da ventricle.

The dama ventricle, bi da bi bude yatsun 3 yawanci yana da uku kungiyoyin na papillary tsokoki. Sun samo asali ne daga dama ventricle (Front - mafi m, sa'an nan a mayar da septal). Yawan wadannan tsokoki, da size da kuma siffar ba daya suke ba mutane. Kowane papillary tsoka tsirkiya aika 2-4, wanda, sashe, suna a haɗe zuwa kasa surface da gefuna da bawul leaflets. Kananan matsakaici bude yatsun a haɗe zuwa na ramin zuciya bango.

Zuciya bawul bincike ne da muhimman hakkokin akai.

A karshe shekaru na bayyanãwa tambayoyi jinin samar bawuloli da su yanayin halitta na juya.

Saboda haka, a wannan labarin, da tambaya game da tsarin da zuciya bawuloli, ciki har da bi- da tri. Wannan bayani zai zama mai amfani ga dalibai na kiwon lafiya cibiyoyin, kazalika da waɗanda suka kawai yanã son ya yi aiki a kan wannan sana'a. Haka kuma, daliban da suka yi nazarin ilmin halitta da kuma ilmin jikin mutum, bayani game da abin da reshe na zuciya bawuloli, kuma za ta zama da ban sha'awa sosai.