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प्रश्न
How could you convince a small child that when you speak, it is not necessary for air to travel from you mouth to the ear of listener?
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उत्तर
There is no actual movement of air from the sound-producing body to our ear. The air layers only vibrate back and forth and transfer the sound energy from one layer to the next layer and fall on our ears; the eardrums vibrate accordingly and reproduce the sound.
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संबंधित प्रश्न
For human ears, the audible range is 20 Hz to 20,000 Hz.
Eye : Optic nerve : : Ear : ___________
Name the following:
The tube which connects the cavity of the middle ear with the throat.
Mention the exact location of the following :
Incus
Write whether the following is true or false:
Vitreous chamber is present in ear in humans.
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?
Given below is a diagram of a part of the human ear. Study the same and answer the question that follow:
State the functions of the parts labeled 'A' and 'B'.
Mention, if the following statement is True or False
Deafness is caused due to the rupturing of the pinna.
Which of the following structures equalises the air pressure on either side of the tympanum?
Given below is the diagram of a part of the human ear. Study the same and answer the questions that follow:
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- Give the collective biological term for Malleus, locus and Stapes.
- Name the parts labelled A, B and C in the diagram.
- State the functions of the parts labelled 'A' and 'B'.
- Name the audio receptor region present in the part labelled 'A'.
