lymphatic systems major organ is the spleen
the main organ of the muscular system is the muscles
the heart is part of the circulatory system in the body.
The Heart is the main organ of a circulatory system.
i believe it is the main organ of the central nervous system
The main organ in the muscular system is the muscles.
The main organ of the circulatory system is the heart.
The main organ in the excretory system is the kidney. The kidney is the main organ that controls the excretory systems for vertebrates. It is also part of the Urinary system which is part of the excretory system.
The main organ of the blood transport system in a mammal is the heart.
Yes the kidney is the main organ in the urinary system as well as the bladder.
The main organ in the respiratory system the lungs.
the heart is the main circulatory organ of the frog
The lungs are the main organ of the respiratory system, but they are also an organ in the circulatory system.