ANASTOMOZ

ANASTOMOZ (Anastomosis), payvastagii tabii yo sunii uzvhoi naychashakl, bronkhho, ragho, asabho va g. A. beshtar dar silsilai ragho duchor meoyad. Mas., A.-hoi sharayoni, varidi, limfavi va sharayonu varidi. A.-hoi dokhilisistemavi shokhai hamon yak ragro mepayvandand; A.-hoi baynisistemavi boshand, havzai hamsoyaro niz faro megirand, mas., A.-i venai daromadgohi jigar va venai kholi. A.-i ragho vazifai noqilro ijro mekunand; onho hamchunin dar tanzimi khungardishi markazi, khungardishi kanori va tanzimi harorati organizm shirkat mevarzand. Halal yoftani faoliyati in A.-ho boisi dar uzvu boftaho darmondani khun va inkishofi varam meshavad.
Payvastagii bayni torhoi asabro niz A. menomand. A.-i asab imkon medihad, ki dar mavridi khalal yoftani intiqoli impuls az yak asab hassosiyat dar mavzei innervatsiya mahfuz monad.
Dar amaliyai jarrohi hangomi bemorihoi gunogun, ki dar natijai onho qobiliyati guzaronishi uzvhoi naychashakl vayron meshavad, bisyor vaqt A.-i suni ba vujud meorand. Mas., dar asnoi surokhi bronkhhoro tang kardani omos, qismi tangshudaro burida, bayni nughoi on A. meguzorand. Dar mavridi ikhtiloli guzaronandagii rohi medayu rudaho boshad, bayni halqahoi ruda, medayu ruda, talkhadonu ruda, hamchunin surkhrudayu ruda A. guzoshta meshavad. In imkon medihad, ki faoliyati uzvhoi rohi medayu rudaho barqaror karda shavad.