Question

describe the
structure of neuron
name the Two components of
central nervous
system​

Answer 1

Answer:

Neuron mainly comprises of 3 parts ;

• cell body or cyton or soma

the body of neuron is called cyton. it has abundant cytoplasm called neuroplasm and a spherical nucleus. Cytoplasm has mitochondria, golgi apparatus , neuro fibrils and spherical granules called Nissil's granule.

• Dendron

These are short ,tapering and much branched protoplasmic processes that stretches out from the cell body. They acquire sensation and sends towards the cell body.

• Axon

It is a single ,very long protoplasmic process arising from the cell body and its terminal ends are highly branched and often knob like . It conducts impulses away from the cell body.

components of central nervous system are ;

1. Brain [situated in head ] or Encephalon
2. Spinal Cord [located in neck and trunk ]

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