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प्रश्न
Explain the Term: Ganglion
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उत्तर
Ganglion is a small, solid mass of nervous tissue containing numerous cell bodies of a neuron.
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संबंधित प्रश्न
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?
(e) The cells A are of three types. name the three types.
| The organ A which is located inside the skull of our body is protected by a bony box B and it is surrounded by three membranes C. The space between the membranes is filled with a liquid D which protects the organ A from mechanical shocks. The organ A in combination with another organ E makes up the central nervous system. |
- What is organ A?
- What are B, C and D?
- Name the organ E.
- While walking barefooted, if we happen to step on a sharp piece of stone, we immediately lift our foot up. Which of the two organs, A or E, is directly involved in this action?
- If we step out from a darkened room into bright sunshine, we close our eyes for a moment. Which of the two organs, A or E, is directly involved in this action?
Fill in the blank:
The coloured part of eye is called _______.
Describe the structure and location of various taste buds.
Explain the Term: Natural reflex
Complete the following sentence with appropriate word :
A nerve chain between a receptor and an effector organ is called _________.
Choose the Odd One Out:
Enlist the meninges of human brain.
The functional unit of kidney is neuron.
Which nerve controls the movement of shoulder muscle and neck?
