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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. |
संबंधित प्रश्न
Perilymph or endolymph (Which one surrounds the organ of Corti?)
Where is the Utriculus located? Briefly mention its function.
Why should we not put a pin or pencil in our ears ?
Draw a neat and labelled diagram of the human ear. With the help of this diagram, explain the construction and working of the human ear.
The diagram alongside represents the structure of the human ear.
(i) Write the names of the parts labelled a to g.
(ii) State briefly the functions of the parts b, d, and g.
(iii) Name the main division of the ear.
(iv) Which is the smallest bone in the human body?
(v) What is labyrinth?
Mention, if the following statement is True or False
Cochlea of the ear is concerned with the sense of balance.
The range of audible frequency for the human ear is
Assertion: Human beings Cannot hear infrasonic sounds.
Reason: Sound with a frequency less than 20 Hz is called infrasonic sound.
With reference to human ear answer the question that follow:
Name the part of the ear associated with the amplification of vibrations.
The figure given below shows the principal parts of a human ear. Study the diagram and answer the following questions.
 |
- Label the parts 1 to 8.
- State the role of parts 6, 7 and 8.
- Why is it harmful to use a sharp object to remove ear wax? Mention the number and name of the part involved.
