Question

what is spinal cord?​

Answer 1

A column of nerve tissue that runs from the base of the skull down the center of the back. It is covered by three thin layers of protective tissue called membranes. The spinal cord and membranes are surrounded by the vertebrae (back bones). The spinal cord and the brain make up the central nervous system (CNS).

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Answer 2

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Spinal Cord:

• The length of the spinal cord is about 45 cm.

• It runs along the entire vertebral column.

• The vertebral column protects the spinal cord.

• The spinal cord is covered by two layers.

• The outer layer is composed of white matter, while the inner layer is composed of grey matter.

• The grey matter appears like a long rod throughout the spinal cord.

Functions of Spinal Cord:

• The spinal cord's main work is control and regulates involuntary opinions.

• The spinal cord is a passage for the impulses coming from and going to the brain.