||They take message away from the cell body.
||They bring information to the cell body.
||They have smooth surface.
||They have rough surface due to dendritic spines.
||Generally there is one axon per cell.
||Usually many dendrites per cell.
||Nissl’s granules are absent .
||Nissl’s granules are present
||They can be myelinated or non-myelinated.
||They are always non myelinated.
||Ribosomes are absent.
||Ribosomes are present.
||Branch further from the cell body.
||Branch near the cell body.
||Arises from a conical projection called axon hillock.
||Arises directly from the nerve cell.
||Form the efferent component of the nerve impulse.
||Form the afferent component of the nerve impulse.
||Tips of the terminal branches are enlarged to form synaptic knob.
||No synaptic knobs occur at the tips of the branches.
||They are branched at their tips.
||They are branched all along.
||They have a uniform diameter.
||Diameter decreases continuously due to tapering ends.
||They are very long.
||They are very short.
Image source: wikipedia
Differences between axons and dendrites