Respuesta :
ALS affects the muscle tissues of appendages, and the diaphragm in late stages of ALS. brain tissues are also degenerating .
Answer: Nervous
Explanation:
The ALS is a condition in which the brain cells is not functional properly. The nerve cell and the cells of spinal cord gets affected in this disease.
In this disease the movement of body is hindered as the muscles of hand and legs are not in the normal working conditions.
The motor nerve gets demise. If there is any problem in the motor nerve then the movement of hands and legs is affected.