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प्रश्न
Name the following:
Cavity in which brain is situated.
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उत्तर
Cranium
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संबंधित प्रश्न
How are the messages carried across a synapse? Explain with the help of a labelled diagram.
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.
State whether the following statement is true (T) or false (F):
The largest part of the brain is the cerebrum.
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 |
Complete the following sentence with appropriate word :
There are _______ neurons in our body.
State the Function:
Cerebrum
List out the functions of Endocrine system and Nervous system.
Which of the following is NOT a part of forebrain?
All of the following are true for human brain, EXCEPT ______.
The outermost layer of meninges:
