In diseases like polio, the cells that get destroyed by virus are 

The structures of neurons that are arranged in the form of a tree with branches

The structures in the body that act as wires of a telephone are

The major centre to receive, analyze and integrate information in the body is

The parts of neuron that transmit information to cyton are

Nerves that carry impulses from brain or spinal cord to effector organs are 

The system that can sense changes only inside the body is 

The part of neuron which is generally called as nerve fibre is 

Nerves that carry impulses from sense organs to brain or spinal cord are 

Efferent nerves are also called