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प्रश्न
The figure below is the sectional view of a part of the skull showing a sense organ:
What do you call the part shown in the form of a spiral? What is its function?
उत्तर
Cochlea. The vibrating movements in the hair of the sense cells of cochlea transmit the impulse for hearing to the brain via auditory nerve.
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संबंधित प्रश्न
Photoreceptor cells are present in __________.
(A) blind spot
(B) retina
(C) cochlea
(D) cornea
For human ears, the audible range is 20 Hz to 20,000 Hz.
Mention the exact location of the Eustachian tube
fill in the blanks with suitable functions: Ciliary body and __________.
The ear ossicle which is attached to the tympanum.
Name the following:
The part which equalises the air pressure in the middle and external ear.
Name the three ear ossicles.
Mention the exact location of the following :
Incus
Name that part of ear which vibrates when outside sound falls on it.
Name the tube which connects the middle ear to throat.
The diagram alongside represents the structure of the human ear.
(i) Write the names of the parts labelled a to g.
(ii) State briefly the functions of the parts b, d, and g.
(iii) Name the main division of the ear.
(iv) Which is the smallest bone in the human body?
(v) What is labyrinth?
Draw a labeled diagram of the inner ear. Name the part of the inner ear that is responsible for static balance in human beings.
State the functions of the following:
Semi-circular canals
Choose the Odd One Out:
The eardrum is known as ______.
Select the option with incorrect identification:
Note the relationship between the first two words and suggest the suitable word/words for the fourth place.
Ear pinna : Auricle :: Inner ear : ______.
Note the relationship between the first two words and suggest the suitable word/words for the fourth place.
Semi-circular canal : Ampulla :: Cochlea : ______.
Where are the following located?
Eustachian canal
Define the following term:
Ear ossicles
