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Neural Control and Coordination

Short Answer Type

71. What is neuro receptor synapse ?

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72. What are neurotransmitters ?

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One Word Answers

73. What is the speed of nerve impulse in human beings ?

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Short Answer Type

74. What leads to the depolarisation of the membrane of the nerves ?

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75. Blind spot in the eye is devoid of ability of vision. Why is it so ?

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One Word Answers

76. The action potential is also known as?

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Short Answer Type

77. What is the primary function of myelin sheath?

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78. State the difference between white and grey matter.

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79. Mention the functions of medulla oblongata.

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80. Mention the general functions of nervous system.

The general functions of the nervous system are:

1. It receives the stimulus, transmits it to the other parts of the body.

2. It controls and regulates various activites of the organs and the organism as a whole e.g. muscular contraction, sense of vision, hearing, pain etc.

3. It detects changes and signals the brain.

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