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प्रश्न
Which cells of PNS secrete myelin sheath around the nerves?
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उत्तर
Schwann cells secrete myelin sheath around the nerves.
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संबंधित प्रश्न
List three ways in which neurons are similar to other cells.
The human body contains a large number of cells A which are very long and branched, and look like electric wires. The longest branch of this cell is B whereas there are many small branches C. Any two A cells do not join to one another completely in the human body. There is a microscopic gap D between every pair of adjacent A cells through which electric impulses can pass by the release of a chemical substance.
(a) What are cells A?
(b) What is the name of (i) branch B, and (ii) branches C?
(c) What is the microscopic gap D known as?
(d) What is the function of cells like A in the human body?
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