Question

Name the following:
The smallest functional unit of nervous system.

Answer 1

Nervous system:

1. It is a system of the body which includes the brain, spinal cord, nerves, and sense organs that receives process and responds to stimuli from inside and outside the body.

Neuron:

1. The smallest functional unit of the nervous system is the neuron which are specialized cells that send out neurotransmitters(the molecules used by the nervous system to transmit messages between neurons) to other neurons.
2. Neurons receive and transmit signals to different parts of the body.