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प्रश्न
Note the relationship between the first two words and suggest the suitable word/words for the fourth place.
Ears: Auditory nerve :: Eyes : ______.
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उत्तर
Ears : Auditory nerve :: Eyes : Optic nerve.
संबंधित प्रश्न
Explain the following:
Mechanism through which a sound produces a nerve impulse in the inner ear.
The number of oscillations per second of a vibrating object is called its time period.
The unit of frequency is ______.
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
Name the nerve which carries electrical impulses from the cochlea of ear to the brain.
Give the main function of the following:
Cochlea
The diagram alongside represents the structure found in the inner ear. Study the same and then answer the questions that follow:
(i) Name the parts labelled A, B, C and D.
(ii) Name the parts of the ear responsible for transmitting impulses to the brain.
(iii) Name the part labelled above which is responsible for:
1. Static equilibrium. 2. Dynamic equilibrium. 3. Hearing
(iv) Name the audio receptor cells which pick up vibrations.
(v) Name the fluid present in the inner ear.
Differentiate between:
Cochlea and Concha.
Describe the structure and function of the human ear?
______ is the smallest bone in the human body.
