![Dab tsi ntawm cov hlab ntsha nyob ib puag ncig cov kab ke submandibular? Dab tsi ntawm cov hlab ntsha nyob ib puag ncig cov kab ke submandibular?](https://i.answers-medical.com/preview/medical-health/14187666-what-nerve-loops-around-the-submandibular-duct-j.webp)
Video: Dab tsi ntawm cov hlab ntsha nyob ib puag ncig cov kab ke submandibular?
![Video: Dab tsi ntawm cov hlab ntsha nyob ib puag ncig cov kab ke submandibular? Video: Dab tsi ntawm cov hlab ntsha nyob ib puag ncig cov kab ke submandibular?](https://i.ytimg.com/vi/Rki4M-MhWjM/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Lingual paj : Pib ib sab mus rau submandibular duct, cov hlab ntsha no tau kawm ib ntus los ntawm kev txuas hauv qab cov ciav hlau thiab tom qab ntawd txiav tawm raws li ntau ceg ntoo nruab nrab.
Ntxiv mus, cov paj hlwb dab tsi ua rau lub qog submandibular?
Parasympathetic innervation mus rau lub qog submandibular yog muab los ntawm superior salivatory nucleus ntawm chorda tympani, ib ceg ntawm cov ntsej muag paj hlwb , uas dhau los ua ib feem ntawm cov hlab ntsha trigeminal's lingual nerve ua ntej sib dhos rau ntawm ganglion ntawm submandibular.
qhov submandibular duct ntws tawm qhov twg? Cov submandibular duct los yog Wharton cev los yog submaxillary cev , yog ib yam ntawm cov qaub ncaug tshem tawm cev . Nws yog hais txog 5 cm. ntev, thiab nws phab ntsa yog thinner dua li ntawm parotid cev . Nws dej ntws qaub ncaug los ntawm txhua ob sab lub caj pas submandibular thiab sublingual qog mus rau sublingual caruncle ntawm lub hauv paus ntawm tus nplaig.
Ib yam li ntawd, nws tau nug, uas cov hlab ntsha hla lub duct ntawm submandibular caj pas?
Cov txheej txheem sib sib zog nqus yog nyob nruab nrab ntawm cov leeg mylohyoid thiab hyoglossus submandibular duct , yog hla los ntawm lus Askiv paj hlwb , khiav anterior los ntawm cov txheej txheem no (daim duab 49-1). Cov submandibular duct qhib los ntawm ib mus rau peb qhov orifices rau hauv qhov ncauj kab noj hniav ntawm qhov sublingual papilla, nyob ib sab ntawm lub frenulum linguae.
Wharton cov kav dej nyob qhov twg?
Wharton lub cev yog ib lub raj nyias nyias, ntev li 5 cm, qhov uas cov qaub ncaug ntws (zoo li dej hauv cov kav dej hauv koj lub tsev) pib los ntawm txhua lub caj pas submandibular ntawm sab xis thiab sab laug ntawm lub qhov ncauj mus rau hauv lub caj pas sublingual thiab tom qab ntawd mus rau ob lub qhov me me. hauv qab tus nplaig hu ua sublingual caruncles.
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Cov leeg yuav tsum tau li qub kom cov ntshav ntws mus rau lub plawv. Theses li qub yog qhov tshwj xeeb hauv ob txhais ceg thiab caj npab. Lawv tawm tsam lub ntiajteb txawj nqus los tiv thaiv cov ntshav rov qab los. Cov hlab ntsha tsis xav tau li qub vim tias lub siab los ntawm lub plawv ua kom cov ntshav ntws los ntawm lawv mus rau ib qho