5th Class Science Human Body and their Needs Spinal Cord

Spinal Cord

Category : 5th Class

*       Spinal Cord


The spinal cord is a thick cord of nerve tissue, which extends does form the brain stem. It is protected by the backbone. The spinal cord is responsible for the transfer of information between the brain and the rest of the body. It even controls the actions that do not involve the brain.




*         Nerves

A network of nerves runs throughout our body. Sensory nerves pass through the spinal cord and carry messages to the brain. Motor nerves carry messages back form the brain.

The automatic response of the body to an event is called a reflex action. Reflex actions are due to messages sent by the spinal cord. These actions are very fast.

For example, if you touch a hot object accidentally you withdraw your hand almost immediately.

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