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(a) What is a neuron? Draw a labelled di...

(a) What is a neuron? Draw a labelled diagram of a neuron.
(b) What is a synapse? What happens at the synapse between two neurons? How are the messages carried across a synapse? Explain with the help of a labelled diagram.

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LAKHMIR SINGH & MANJIT KAUR-CONTROL AND COORDINATION -Exercise
  1. (a) What is a reflex action? Explain with the help of an example. (b...

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  2. (a) What is the function of our nervous system ? (b) What are the ma...

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  3. (a) What is a neuron? Draw a labelled diagram of a neuron. (b) What ...

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  4. (a) Name two systems which taken together perform the functions of con...

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  5. (a) Write the names of five endocrine glands found in the human body. ...

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  6. A cell (or group of cells) in a sense organ which is sensitive to a pa...

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  7. Which of the following cannot be considered a receptor?

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  8. One of the following acts as an endocrine gland as well as an exocrine...

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  9. Which of the following helps in maintaining posture and balance of the...

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  10. The number of pairs of nerves which arises from the spinal cord is:

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  11. Cerebellum, medulla and pons are the parts of:

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  12. Which of the following are cerebral reflexes? (i) a person pulls aw...

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  13. Iodine in necessary for the synthesis of which of the following hormon...

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  14. Which of the following is a mis-matched pair?

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  15. One of the following is an incorrect statement about insulin. This is:

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  16. The spinal cord orginates from:

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  17. The involuntary actions in the body are controlled by:

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  18. Which of the following is not an involuntary action?

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  19. Which of the following hormone prepares oyr body for action in emergec...

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  20. One of the following controls the peristaltic movements of alimentary ...

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