ACTUALIZACIóN EN EL FUNCIONAMIENTO DE LA GLáNDULA TIROIDES EN CANINOS.PRIMERA PARTE:: FUNCIONAMIENTO NORMAL

objective. to update concepts related to normal function of the thyroid gland in canines. materials and methods. information from the last 50 years including the bbcs-lilacs data bases, fuente académica, ib-psycinfo, ib-ssci, ib-scielo, scopus and scirus, databases as well as historical articles, texts and references cited in work published to date were analyzed. results. pertinent information related with the objectives proposed in the present review was found and analyzed. it was then divided into three sections as follows: synthesis of thyroid hormones, transport of thyroid hormones and functions of thyroid hormones. conclusion. the thyroid gland plays an important role producing thyroid hormones which are necessary for cellular differentiation and organic growth. the adequate functioning of metabolic ways depends of these hormones, which have specific effects on different organs maintaining homeostasis between all tissues.