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प्रश्न
The following diagram refers to the ear of a mammal.
(i) Label the parts 1 to 10 to which the guidelines point.
(ii) Which structure:
(a) converts sound waves into mechanical vibrations?
(b) Converts vibrations into nerve impulses?
(c) Responds to change in position?
(d) Transmits impulses to the brain?
(e) Equalizes atmospheric pressure and pressure in the ear.
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उत्तर
(i)
1. Cochlea.
2. Auditory nerve.
3. Semi-circular canals.
4. Ear ossicles.
5. Auditory meatus.
6. Pinna.
7. Er drum.
8. Fenestra rotunda.
9. Eustachian tube.
10. Fenestra ovalis.
(ii)
(a) Ear drum or tympanum.
(b) An organ of Corti.
(c) Semi-circular canals.
(d) Auditory nerve.
(e) Eustachian tube.
APPEARS IN
संबंधित प्रश्न
Write short notes on the following: Cochlea
Mention the exact location of the Eustachian tube
Give biological explanations for We should not put sharp objects into our ears.
The three parts of human ear contributing in hearing are-
With reference to the human ear, answer the question that follow:
Give the technical term for the structure found in the inner ear.
What is the name of passage in outer ear which carries sound waves to the ear-drum ?
Give the main function of the following:
Cochlea
Name the following:
The ear ossicle in contact with the oval window of the inner ear.
Select the CORRECT match of part of the human ear and its function.
The part of the inner ear which is responsible for hearing is ______.
