|Chemical Nature of Major Hormones|
|Chemical Group||Hormone||Major Source|
|Peptides and Proteins||Growth Hormone||Posterior Pituitary Gland|
|Insulin||Islets of Langerhans (Pancreas)|
|Amines||Noradrenaline||Sympathetic Nervous System and Adrenal Medulla|
|Releasing and inhibiting Hormones and Factors of the Hypothalamus||Hypothalamus|
|Folicle stimulating Hormone||Anterior Pituitary Gland|
|Thyroid stimulating Hormone|
|Oestrogen||Ovary and Placenta|
|Fatty Acids||Prostaglandins||Many Tissues|
|Cell free part of Blood, contains salts, considerable amount of proteins|
as well as more or less all constituents of body.
|Modified tissue fluid, contains cells like lymphocyte and monocytes,|
salts and small amount of proteins.
|Flows within blood vessels||Flows within lymphatic vessels|
|Take part in nutrition, excretion, respiration etc. by transporting various|
materials and helps in the defence mechanism of the body by producing antibodies.
|Supplies nutrition to tissue devoid of blood supply, takes part in fat|
absorption and defence mechanism of the body.
|Can coagulate because if contains fibrinogen and prothrombin.||Can coagulate but very slowly because it contains these two in small|