Two lobes in gland joined with isthmus. Present on either side of trachea. Deficiency disease: Goitre. Hyper secretion-Exoopthalamia
Hormone |
Function |
Tetraiodothyronine or Thyroxin(T4) & Triiodothyronine(T3) |
Regulate basic metabolic rate, support RBC formation. |
Thyrocalcitonin |
Regulate blood calcium level. |