Amyotrophic lateral sclerosis involves:
A i.e. Upper motor neuron and lower motor neuron both.Amyotrophic lateral sclerosis is the most common form of progeressive motor neuron disease. It involves both upper motor neuron (UMN) & lower motor neuron (LMN)Q.Motor neuron disease Is characterized by degeneration of motor neurons, either upper motor neuron or lower motor neuron or both.
Upper motor neuron and lower motor neuron both
Posterior column only
Lower motor neuron only
Raphae nucleus