study of how the human body functions, includes the mechanical, physical, bioelectrical, and biochemical functions of humans in good health, from organs to the cells of which they are composed
The thyroid gland is located at the base of the neck and the largest endocrine gland in the body. The thyroid gland secretes two important hormones - thyroxine (T4) and triiodothyronine (T3). Thi…