Question:medium

Draw a labelled diagram of a neuron.

Updated On: Jan 19, 2026
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Solution and Explanation

Neuron Diagram:

A neuron is a nerve cell that transmits electrical impulses. Its main parts are dendrites, cell body, axon, myelin sheath, and axon terminals.

labelled diagram of neuron
  • Dendrites: Receive signals from other neurons
  • Cell Body (Soma): Contains nucleus and organelles
  • Axon: Carries impulses away from the cell body
  • Myelin Sheath: Insulates the axon to speed up impulse transmission 
  • Axon Terminals: Pass impulses to the next neuron or effector
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(Street Plan) : A city has two main roads which cross each other at the centre of the city. These two roads are along the North-South direction and East-West direction.

All the other streets of the city run parallel to these roads and are 200 m apart. There are 5 streets in each direction. Using 1cm = 200 m, draw a model of the city on your notebook. Represent the roads/streets by single lines. There are many cross- streets in your model. A particular cross-street is made by two streets, one running in the North - South direction and another in the East - West direction. Each cross street is referred to in the following manner : If the 2nd street running in the North - South direction and 5th in the East - West direction meet at some crossing, then we will call this cross-street (2, 5). Using this convention, find: 

(i) how many cross - streets can be referred to as (4, 3). 

(ii) how many cross - streets can be referred to as (3, 4).

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