Hashimoto's disease is an autoimmune disease which may result from low levels of a hormone produced 
Hashimoto's disease is an autoimmune disease which may result from low levels of a hormone produced by this gland; congenital errors in that hormone's synthesis can lead to cretinism. Another disease of this gland is Graves' disease, which is characterized by the presence of a goiter, an enlarged one of these glands. It produces calcitonin but is better known for two namesake hormones that contain three and four iodine ions. For 10 points, name this gland in the neck that secretes Thyroxine.
Hashimoto's disease is an autoimmune disease which may result from low levels of a hormone produced by this gland; congenital errors in that hormone's synthesis can lead to cretinism.
{thyroid} gland