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प्रश्न
Sclerotic layer or choroid layer (Which one forms the Iris?)
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उत्तर
Choroid layer
APPEARS IN
संबंधित प्रश्न
Explain the following:
Mechanism through which a sound produces a nerve impulse in the inner ear.
Lightning and thunder take place in the sky at the same time and at the same distance from us. Lightning is seen earlier and thunder is heard later. Can you explain?
- Draw a 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 sensory cells that help in hearing.
- The part that is responsible for static balance of the body.
- The membrane-covered opening that connects the middle ear to the inner ear.
- The fluid present in the middle chamber of cochlea.
- The structure that maintains dynamic equilibrium of the body.
Briefly explain the following terms: Power of accommodation
Give scientific reasons: We cannot distinguish colours in moonlight.
Where is the Cochlea located? Briefly mention its function.
Given below is a diagram of a part of the human ear. Study the same and answer the question that follow:
Name the audio receptor region present in the part labeled 'A'.
State the functions of the following:
Semi-circular canals
Choose the Odd One Out:
Give reason:
Three small bones of ear ossicles are advantageous as compared to one single bone for hearing.
