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Question

The unit cell of the nervous system is called as _________.

The correct answer is

Neuron

The neuron (nerve cell) is the structural and functional unit of the nervous system. It receives information, conducts it as an electrical impulse and passes it on to the next cell.

A neuron has three parts: the cell body (cyton) with the nucleus, short branched dendrites that receive impulses, and a long axon that carries impulses away from the cell body.

Axon and dendrite are only parts of a neuron, not complete cells, so they cannot be the unit of the nervous system. A muscle fibre is the cell of muscular tissue, which acts as an effector, not a unit of the nervous system.

Hence, the unit cell of the nervous system is called a neuron.

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Similar Questions

  1. Which part of the neuron transmits the message to the other cells?

  2. Damage to which part of the brain is most likely to cause immediate disruption of breathing and heartbeat?

  3. Which part of the neuron receives signals from the other neuron?

  4. In a reflex arc, the receptor first detects the______.

  5. To carry nerve impulses over long distances, a neural prosthetic should mimic which part of a neuron?


Important Questions from Nervous System

  1. Nerve impulses are carried from the eye to the brain by the -

  2. A neuron with many short dendrites and a single long axon is a -

  3. The covering of brain is known as _______.

  4. Bipolar neurons are found in ______.

  5. -------- lens present in the human eye.  

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