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प्रश्न
Differentiate between:
Cochlea and Concha.
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उत्तर
| Cochlea | Concha |
| (i) It is a part of the inner ear. | It is the ear pinna of cartilage. |
| (ii) It contains the organs of hearing. | It collects the sound waves. |
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संबंधित प्रश्न
State the main function of the Suspensory ligament of the eye
Name the following:
The part which equalises the air pressure in the middle and external ear.
The figure below is the sectional view of a part of the skull showing s sense organ:
Name the sense organ.
The figure below is the sectional view of a part of the skull showing a sense organ:
Name the part labeled 'tm'. What is its function?
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.
Choose the Odd One Out:
The part of the ear that collects the sound from the surroundings is ______.
Vibrating particles travel all the way from the vibrating objects to the ear.
The spiral organ possessing sensory cells for hearing is ______.
Note the relationship between the first two words and suggest the suitable word/words for the fourth place.
Ear pinna : Auricle :: Inner ear : ______.
