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How do nerve impulses travel in our body...

How do nerve impulses travel in our body ?

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The information acquired at the end of the dendritic tip of a nerve cell, setl off a chemical reaction that creates an electrical impulse, which travels to the cell body, then along the axon to its end, releases some chemicals, across the synapses.
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OSWAAL PUBLICATION-CONTROL AND CO-ORDINATION-TOPIC - 2 Control and co-ordination in Animals (Long Answer Type Questions)
  1. Define receptor and state their location in our body. Mention any two ...

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  2. How do nerve impulses travel in our body ?

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  3. Draw the structure of a neuron and label and following parts.

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  4. Name the parts of a neuron (i) Where information is acquired (ii)...

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  5. Define neuromuscular junction.

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  6. Define reflex arc. Draw a flowchart showing the sequence of events whi...

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  7. List four plant hormones. Write one function of each.

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  8. Define hormone. Write any four characteristics of hormones in humans.

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  9. Name the disorder caused by following situations : (i) Under secrea...

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  10. Define reflex action. State its significance.

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  11. How do plants respond to external stimuli ?

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  12. Write nmes of hormones secreted by pituitary galad and adrenal gland. ...

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  13. Explain feedback mechanism for regulation of hormonal secretion with t...

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  14. (i) Draw a well-labelled diagram of human brain. (ii) Which is the m...

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  15. Name the glands that secretes insulin. Why are some patients of diabet...

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  16. What is the function of mid brain ?

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  17. Name the three different parts of hind brain and give one function of ...

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  18. Name two hormones secreted by pancreas. Write one function of each ho...

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  19. How does our body respond when adrenaline is secreted into the blood ?

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  20. Explain feedback mechanism for regulation of hormonal secretion with t...

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