Question

explain nerve system​

Answer 1

Answer:

The nervous system is a highly complex part of an animal that coordinates its actions and sensory information by transmitting signals to and from different parts of its body. The nervous system detects environmental changes that impact the body, then works in tandem with the endocrine system to respond to such events...

Answer 2

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It is the network of nervous organs, nerves and neurones that controls and coordination body activity with the help of electrical impulse produced in response to internal and external stimuli .

Stimulus is an agent ,factor chemical or change in external or internal environment which brings about a reaction in the organism .

$\mathscr{\huge{\red{\underline{\underline{Structure\:of\:Neuron\:or\:Nerve\:cell:}}}}}$

Neuron aur nerve cell is a structural and functional unit of nervous system that is specialised to receive, conduct and transmit impulse .

It is very long sometimes richest 90-100 cm.

A neurone has three parts- cell body, dendrites and Axon .

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Impulse is self propagated electrical current that travels from one Android to another of a neurone for the passage of a message