The fatty layer surrounding a nerve fiber is known as:

Which part of a neuron is highly branched and terminal?

Some cells of our body can be over a foot long. These are

The cells lining the ventricles of the brain and the central canal of the spinal cord are known as:

Describe the structure of a neuron,its types based on processes,and their locations with examples.

Four healthy individuals suffer an injury at the age of $20$ years,which results in the damage and death of some cells. Which of the following cells will show the least amount of regeneration?