what are the brains main function
Making the world better, one answer at a time. The main function of the brain is to control the body. Answer: The brain is the most important organ in your body because it controls everything in your body.It can be seen as supersense or sensory motor.The brain controls the functio â¦ ning of the body electrical impulses.he brain is the most important organ in your body because it controls everything in your body. It can be seen as supersense or sensory motor. The brain controls the functio â¦ ning of the body electrical impulses.