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प्रश्न
State the Location:
Semicircular canals
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उत्तर
Semicircular canals: In the internal ear.
APPEARS IN
संबंधित प्रश्न
Answer the following:
Which part of the ear determines the pitch of a sound?
State the exact location of the Organ of Corti
What is the function of ear ossicles?
Name the following:
The tube which connects the cavity of the middle ear with the throat.
Note the relationship between the first two words and suggest the suitable word for the fourth place.
sound : ear drum :: Dynamic balance : ……
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.
Categorise the following parts under (i) external, (ii) middle and (iii) internal ear.
Ear drum, hammer, pinna, cochlea, anvil, stirrup, eustachian tube, tympanum, oval window, semi-circular canals.
Note the relationship between the first two words and suggest the suitable word/words for the fourth place.
Eyes: Photoreceptors :: Ears : ______.
Give reason:
Three small bones of ear ossicles are advantageous as compared to one single bone for hearing.
The figure given below shows the principal parts of a human ear. Study the diagram and answer the following questions.
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- Label the parts 1 to 8.
- State the role of parts 6, 7 and 8.
- Why is it harmful to use a sharp object to remove ear wax? Mention the number and name of the part involved.
