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Question
Which of the following is the basic unit of nervous tissue?
Options:
A .  Neuron
B .  Nephron
C .  Muscle cells
D .  Blood cells
Answer: Option A
:
A
Neuron or nerve cells are the basic structural and functional unit of the nervous system. These have a special structure but vary greatly in size and shape. Each neuron has a cell body which encloses cytoplasm and has a nucleus. A number of processes arise from the cell body. They usually have a single axon and variable number of dendrites.

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