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प्रश्न
State the Function:
Myelin sheath
State the functions of the following:
Myelin sheath
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उत्तर
The myelin sheath covers the axon of a nerve cell, provides insulation and prevents indiscriminate distribution and leakage of nerve impulses.
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संबंधित प्रश्न
Nervous system is absent in _____________.
What are the two main communications systems in an animal's body?
List three ways in which neurons are similar to other cells.
What is a neuron?
Complete the following table by filling in the blank spaces.
| Structure | Function |
| Yellow Spot | |
| Transfers impulse from inner ear to brain | |
| Helps to change the focal length of the eye lens | |
| Spinal cord | |
| Oval window | |
| Dynamic equilibrium |
Draw a well-labeled diagram of a Neuron.
Plants do not have any nervous system but yet, if we touch a sensitive plant, some observable changes take place in its leaves. Explain how could this plant respond to the external stimuli and how it is communicated.
Which of the following is the correct description of Gyri and sulci?
Nervous system is well developed in human and is composed of ______ or ______.
Mohan is fond of playing basketball. His concentration is on shooting the ball into the opponent's basket as given in the picture.
- Which part of the brain helps Mohan to concentrate in putting the ball into the basket?
- Name the sense organ that helps to gauge the distance between the ball and the basket.
- Name the part of the brain that co-ordinates all the voluntary muscles of his body.
