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प्रश्न
Given below is a diagrammatic representation of a part of the human ear.
- Name the parts numbered 1-6.
- Which parts of the ear shown here are complete.
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उत्तर
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- Ear canal
- Ear ossicles
- Ear drum
- Oval window
- Eustachian tube
- Round windows
- Middle ear
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संबंधित प्रश्न
Answer the following:
Which part of the ear determines the pitch of a sound?
Perilymph or endolymph (Which one surrounds the organ of Corti ?)
Which part of our ear is shaped like a snail shell?
Name the following:
The nerves which transmit impulse from ear to the brain.
Where is the oval window located? Briefly mention its function.
Name that part of ear which vibrates when outside sound falls on it.
Write whether the following is true or false:
Vitreous chamber is present in ear in humans.
The following diagram refers to the ear of a mammal.
(i) Label the parts 1 to 10 to which the guidelines point.
(ii) Which structure:
(a) converts sound waves into mechanical vibrations?
(b) Converts vibrations into nerve impulses?
(c) Responds to change in position?
(d) Transmits impulses to the brain?
(e) Equalizes atmospheric pressure and pressure in the ear.
State the functions of the following:
Semi-circular canals
Note the relationship between the first two words and suggest the suitable word/words for the fourth place.
Eyes: Photoreceptors :: Ears : ______.
