How the nerve cells work

HOW NERVE CELLS WORK

Is the basic unit in the nervous system.

It is a specialized cell with many fibers extending from it and reaching muscles and organs throughout the body.

These fibers are like telephone wires through which messages are sent and received.

Nerve Cell/ Neuron

1. CELL BODY/SOMA

2. DENDRITE - receives messages and carry them to the cell body.

3. AXON – a thick fiber that transmits message away from the cell body to the next link in the nerve cell network.

PARTS OF A NEURON/NERVE CELL

Match Column A with Column B

A B1. The link between a. Motor nerves the brain cells2. Backbone which protects b. Nerve cell

the spinal cord3. Receives and sends c. Spinal Cord messages4. Nerve cells that carry messages d. Sensory Nerves to the brain5. Nerve cells that carry messages e. Cerebrum from the brain to the muscles f. Spinal column

Quiz

What are the different control areas of the brain?

ASSIGNMENT