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प्रश्न
- Draw a neat and well labelled diagram of the membranous labyrinth found in the inner ear.
- Based on the diagram drawn above in (i), give a suitable term for each of the following descriptions:
- The structure responsible for hearing.
- The sensory cells that help in hearing.
- The membrane-covered opening that connects the middle ear to inner ear.
- The nerves that carry impulses from the ear to the brain.
- The tube which equalises the air pressure on either side of the ear drum.
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उत्तर
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- Cochlea
- Organ of Corti
- Oval window
- Auditory Nerve
- Eustachian Tube
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संबंधित प्रश्न
Given below is a representation of a kind of pollution. Study the same and answer the questions that follow
(i) Name the kind of pollution.
(ii) List any three common sources of this pollution.
(iii) Mention three harmful effects of this pollution on human health.
(iv) Explain the term ‘Pollutant’.
(v) Name two soil pollutants
fill in the blanks with suitable functions: Ciliary body and __________.
What is the function of ear ossicles?
Give scientific reasons: We cannot distinguish colours in moonlight.
Name the following:
The nerves which transmit impulse from 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.
Mention if the following statement is true (T) or false (F) Give reason.
Malleus incus and stapes are collectively called the ear ossicles.
What is the biological term for the three small bones present in the middle ear collectively?
The figure below is the sectional view of a part of the skull showing s sense organ:
Name the sense organ.
With reference to human ear answer the question that follow:
Name the part of the ear associated with the amplification of vibrations.
