Shhitovidno- a hannel

(dutus thyroglossus, PNA dutus thyreoglossus, BNA, JNA sin. Gisa the hannel) - a hannel onneting a rudiment of a thyroid gland with a mouth of a germ it is redued by the end of the intra-uterine period of development an be a soure of ourrene kist and fistulas.