Identify and state the function
of the components of nervous tissue.

Neurons and glial cells

Explanation:

Neurons transmit electrochemical signals to one another through the exchange of neurotransmitters acorss synapses to accomplish commmunication. Glial cells function in forming myelin as well as protecting and supporting neurons.

Parkinson's disease would be the correct answer, as it has nerve or root pain symptoms which would easily lead to leg and thigh pain