Cerebral hemispheres The cerebrum's outer layer, it is split into two hemispheres and is highly folded. These two hemispheres make up the cerebral cortex. This controls most of our senses ...

The peripheral nervous system extends body-wide, encompassing nerves that branch out from the spinal cord and the brain. The cerebrum is physically divided into two halves—the left hemisphere ...

A great example comes from the neural wiring of the corticospinal tract (CST), which is a pathway that sends messages from the brain to moving ... of the central nervous system (CNS) to the ...

The brain and spinal cord are your body’s central nervous system. The brain is the command center for your body, and the spinal cord is the pathway for messages sent by the brain to the body and from ...

Trusted, comprehensive information for understanding brain and nervous system disorders. ALS, also known as Lou Gehrig’s disease, gradually destroys the body’s ability to move and speak.