Spinal Nervous System - Graph Diagram

This human anatomy diagram with labels depicts and explains the details and or parts of the Spinal Nervous System. Human anatomy diagrams and charts show internal organs, body systems, cells, conditions, sickness and symptoms information and/or tips to ensure one lives in good health.

(The spinal nerves and the area that they innervate are described in the section The peripheral nervous system: Spinal nerves.) central nervous system: humanThe brain and the spinal cord constitute the central nervous system.Created and produced by QA International.

Nerves – Neural tissue that conducts electrical impulses (messages) from the brain and spinal cord to all other parts of the body; also conveys sensory information from the body to the central nervous system. Nerve root – The initial portion of a spinal nerve as it originates from the spinal cord.

The central nervous system is composed of the spinal cord and the brain , The spinal cord is a cylindrical cord from which the spinal nerves extend , The spinal cord is 40 to 50 cm long and 1 cm to 1.5 cm in diameter .