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प्रश्न
Briefly explain the following terms: Power of accommodation
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उत्तर
Power of accommodation:
The ability of the eye to adjust itself and to focus objects at different distances is known as the power of accommodation. The ciliary muscles contract and make the lens thicker to view nearby objects clearly, whereas they relax and make the lens thinner to focus on distant objects.
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संबंधित प्रश्न
fill in the blanks with suitable functions: Ciliary body and __________.
The ear ossicle which is attached to the tympanum.
Where is the oval window located? Briefly mention its function.
There are three small bones in the muddle ear – anvil, hammer and stirrup :
(a) Which of these bones is in touch with ear-drum ?
(b) Which of these bones is in touch with oval window ?
Give the main function of the following:
Cochlea
Given below is a diagram of a part of the human ear. Study the same and answer the question that follow:
Name the parts labeled A, B and C in the diagram.
Long answer question
Draw the neat labelled diagram of the human ear.
Mention the name of passage is the outer ear which carries sound waves to the eardrum.
State the functions of the following:
Auditory nerve
With reference to human ear answer the question that follow:
Name the part of the ear associated with dynamic balance.
