Human Endocrine System (1)

Endocrine system

System that control the chemical coordination in our body and consist of ductless gland that secrets hormone

Characteristics of hormone

Hormone is a type of protein, has prolonged effect, stimulates specific tissue or organ, slow reaction and secreted in small quantities

Six endocrine glands

Pituitary gland, thyroid gland, pancreas, adrenal gland, ovary & testis

Hormones secreted by pituitary gland

Antidiurectic hormone (ADH) & Growth hormone (GH)

Hormone secreted by thyroid gland

Tyroxine

Hormones secreted by pancreas

Insulin

Hormones secreted by adrenal gland

Adrenalin

Hormones secreted by ovary

Oestrogen & Progesteron

Hormones secreted by testis

Testosterone

Definition of target organ

Organ where the hormone is directed to and has a suitable receptor that can recognize and respond to specific hormone