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प्रश्न
Differentiate between:
The middle ear and Inner ear.
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उत्तर
| Middle Ear | Inner Ear |
| It has three ear ossicles and eustachian tube. | It has a cochlea, utriculus, sacculus, and semicircular canals. |
| It transmits sound vibrations. | It is concerned with hearing, balance, and equilibrium. |
APPEARS IN
संबंधित प्रश्न
Write short notes on the following: Cochlea
Photoreceptor cells are present in __________.
(A) blind spot
(B) retina
(C) cochlea
(D) cornea
Mention the exact location of the Eustachian tube
A fluid that occupies the larger cavity of the eye ball behind the lens is
___________.
Give technical terms for The nerve which transmits impulses from the ear to the brain
State whether the following statements are true (T) or false (F). If false, correct them by changing any one single word in each.
Deafness is caused due to rupturing of the pinna.
Name the three ear ossicles.
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.
The part of the ear that collects the sound from the surroundings is ______.
List the causes of noise pollution.
