1
Question
What is a neuron? Draw a labelled diagram of a neuron.
[5 Marks]
[5 Marks]
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Solution
Answer:
- Neuron is the structural and functional unit of the nervous system.
- The structure of a neuron is specially adapted to carry messages over large distances in the body quickly in the form of electrical impulses or nerve impulses.
- A neuron varies in shape and size depending upon its function and location. All neurons have three different parts – dendrites, cell body/soma, and axon. [2 Marks]
[3 Marks]
- Neuron is the structural and functional unit of the nervous system.
- The structure of a neuron is specially adapted to carry messages over large distances in the body quickly in the form of electrical impulses or nerve impulses.
- A neuron varies in shape and size depending upon its function and location. All neurons have three different parts – dendrites, cell body/soma, and axon. [2 Marks]
[3 Marks]
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