Thyroid - hypothyroidism

thyroid gland The thyroid gland is a large endocrine gland in the front of the neck It is composed mainly of clusters of cells called follicles , which are specialized to

Abstract The vertebrate thyroid gland is composed of the follicles that store T4 extracellularly in the colloid Normal thyroid gland functioning depends upon thyroid gland thyroid hormones suppress TSH production Human chorionic gonadotropin used in pharmacologic amounts also has the potential to increase thyroid gland