brain
The brain is a nervous system controlled by a nerve cell called a neuron. It controls and coordinates actions, in vivo steady-state (physical functions such as heartbeat, blood pressure, body temperature, etc.) and mental activity (eg cognition, emotion, memory and learning). In many animals, the brain is located in the head. In vertebrates, the brain is protected by the skull. The brain and spinal cord form the central nervous system. The central nervous system cells rely on complex links to handle the transmission of information. Brain is the feeling, thinking, life can be maintained in the center. ...