Question: what are the 5 functions of hormones?
Answer: Hormones of Thyroid. Thyroid gland basically releases two hormones Triiodothyronine (T3) and Thyroxine (T4), which helps in controlling the metabolism of our body. ... 
Insulin. Source: www.thumbs.dreamstime.com. ... 
Estrogen. ... 
Progesterone. ... 
Prolactin. ... 
Testosterone. ... 
Serotonin. ... 
Cortisol.