September 22, 2006, Newsletter Issue #23: Motor Neurons

Tip of the Week

Motor neurons are located within the brain and spinal cord and are divided into two main groups the upper and lower motor neurons. The upper motor neurons are travel from mainly the cortex of the brain and control the lower motor neurons found within the spinal cord that travel to the muscles. As the disease progresses, upper and lower motor neurons will stop functioning, resulting in symptoms of ALS.

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