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Question

In comparison with other cells, nerve cells show a higher degree of

A
Metabolism
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B
Growth
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C
Contractility
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D
Irritability
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Solution

The correct option is C Irritability
Irritability or excitability is the ability of nerve cells to respond to environmental stimulus. Primary function of nerve cells is to generate sensory input in response to external and internal stimuli followed by integration of sensory information to generate motor output. Thus, nerve cells exhibit higher rate of irritability as compared to other cell types.
Therefore, the correct answer is option D.

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