▁n erve ), ▁located ▁in ▁the ▁med ulla ▁ob long ata . ▁The ▁fib ers ▁are ▁carried ▁by ▁both ▁the ▁anterior ▁and ▁posterior ▁v ag al ▁n erves . ▁The ▁my enter ic ▁p lex us ▁is ▁the ▁major ▁n erve ▁supply ▁to ▁the ▁g astro int est inal ▁tract ▁and ▁controls ▁G I ▁tract ▁mot ility . ▁ ▁According ▁to ▁pre cl in ical ▁studies , ▁ 3 0 % ▁of ▁my enter ic ▁p lex us ' ▁neur ons ▁are ▁enter ic ▁sens ory ▁neur ons , ▁thus ▁A uer bach ' s ▁p lex us ▁has ▁also ▁a ▁sens ory ▁component . ▁ ▁Str ucture ▁A ▁part ▁of ▁the ▁enter ic ▁nerv ous ▁system , ▁the ▁my enter ic ▁p lex us ▁exists ▁between ▁the ▁longitud inal ▁and ▁circular ▁layers ▁of ▁mus cular is ▁extern a ▁in ▁the ▁g astro int est inal ▁tract . ▁ ▁It ▁is ▁found ▁in ▁the ▁mus cles ▁of ▁the ▁es oph ag us , ▁st om ach , ▁and ▁int est ine . ▁ ▁The ▁gang lia ▁have ▁properties ▁similar ▁to ▁the ▁central ▁nerv ous ▁system ▁( C NS ). ▁These ▁properties ▁include ▁presence ▁of ▁gl ia , ▁inter neur ons , ▁a ▁small ▁ext rac ell ular ▁space , ▁dense ▁syn apt ic ▁ne urop il , ▁isol ation ▁from ▁blood ▁vessels , ▁multiple ▁syn apt ic ▁mechan isms ▁and ▁multiple ▁ne uro trans mit ters . ▁ ▁The ▁my enter ic ▁p lex us ▁origin ates ▁in ▁the ▁med ulla ▁ob long