The brainy beginning

Head to spine

Our brain is one of the complex organ that a human have. It is very important to continue to function because it is the reason why we think, having thoughts , memories, and feelings. It interprets information from the outside world. The nervous system is divided into central and peripheral system. The CNS is composed of brain and spinal cord while the PNS is composed of spinal nerves that branch from the spinal cord and cranial nerves that branch from the brain. The brain is composed of three main parts the brain stem, cerebellum and the cerebrum. Cerebrum is the largets portion of our brain it includes the left and right hemisphere. It performs higher functions like touch, vision and hearing as well as speech. Cerebellum is located under the cerebrum. Its function is to coordinate muscle movements, maintain posture, and balance. Brainstem includes the midbrain, pons, and medulla. It acts as a relay center connecting the cerebrum and cerebellum to the spinal cord. It performs many automatic functions