Hypothalamus
Kidneys - Urinary System
Human body's main organ of balance is located in internal ear. You have vestibular apparatus with three semicircular canals there. The semicircular canals are placed at right angles to each other.
The inner ear is the main part of an organ that influence balance. Of course there are parts of the brain that governs balance. Also the toes helps us to keep our balance. If you bend your knees a bit you will find it easier to keep balance.
main organ; pancreas is accessory
The liver is the main organ responsible for producing blood proteins, such as albumin, clotting factors, and globulins. It plays a crucial role in maintaining the balance of proteins in the bloodstream.
The main organ of the skeleton is the bones.
the main organ of the muscular system is the muscles
The main organ in the muscular system is the muscles.
nephridia is the main excretory organ of annelida
The Heart is the main organ of a circulatory system.
the heart is part of the circulatory system in the body.
They are the organ of balance.