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What are nerves? Mention the types of nerves found in humans. |
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Answer» A bundle of nerve fibres joined together as a tubular sheath that transmits impulses between brain or spinal cord and other body parts is called a nerve. The nerves constitute the peripheral nervous system. Nerves are of two types in humans: 1. Cranial nerves: They emerge from the brain. There are 12 pairs of cranial nerves. 2. Spinal nerves: They emerge from the spinal’ cord. There are 31 pairs of spinal nerves. |
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