What is the function of the brain stem?

Brainstem is the brain tissue connecting the brain and spinal cord. It can participate in the movement of internal organs and is also related to saliva secretion. Brainstem can maintain individual life functions, including breathing, circulation, heartbeat, digestion, body temperature, sleep and other physiological functions. Brainstem can control the movement of the body, but also control the sensory function and awakening function of the body. Brainstem controls the body's motor functions, including swallowing function, articulation function, but also controls facial eye movement and movement, but also can play a regulatory role in the body's endocrine. When the brain stem lesions, the body can show electrolyte disorders, severe cases can show central high fever, etc. For the function of the brain stem, medulla oblongata is respiratory, circulation, heartbeat center, when the disease occurs clinical risk is greater.