$A$ neuron is a microscopic structure composed of $.......$ major parts.

Some cells in our body can be over a foot long. They are:

Match List $- I$ with List $- II$:

List $- I$	List $- II$
$a$. Multipolar neuron	$i$. Somatic neural system
$b$. Bipolar neuron	$ii$. Cerebral cortex
$c$. Myelinated nerve fibre	$iii$. Retina of eye
$d$. Unmyelinated nerve fibre	$iv$. Spinal nerves

Choose the correct answer from the options given below:

Given $A$ = Axon,$D$ = Dendrite,$S$ = Synapse,and $CB$ = Cell Body,what is the correct sequence of structures for the reception and conduction of a nerve impulse?

Nissl granules in a neuron are composed of...

Mark the following statements as true/false and choose the correct option from the codes given below:
$I.$ Neuroglial cells are the packing and supporting cells found in the brain and spinal cord.
$II.$ Oligodendrocytes are a category of glial cells that form myelin sheaths around the axon.
$III.$ Microglia provide mechanical support to the neurons.
$IV.$ Astrocytes communicate with one another through potassium channels.