Advertisements
Advertisements
प्रश्न
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.
उत्तर
- External ear: Pinna, Tympanum, Ear drum.
- Middle ear: Hammer, anvil, stirrup, Eustachian tube, oval window.
- Internal ear: Semi-circular canals, Cochlea.
संबंधित प्रश्न
Photoreceptor cells are present in __________.
(A) blind spot
(B) retina
(C) cochlea
(D) cornea
Briefly explain the following terms: Power of accommodation
A fluid that occupies the larger cavity of the eye ball behind the lens is
___________.
Give biological explanations for We should not put sharp objects into our ears.
State whether the following statements are true (T) or false (F). If false, correct them by changing any one single word in each.
Semi-circular canals are concerned with static (positional) balance.
Mention if the following statement is true (T) or false (F) Give reason.
Malleus incus and stapes are collectively called the ear ossicles.
Given below is certain structure. Write against them its functional acivity.
organ of corti and ……………….
Where is the oval window located? Briefly mention its function.
Name the part of the ear associated with hearing.
Name the following:
Part of internal ear related to balance.
The figure below is the sectional view of a part of the skull showing a sense organ:
Name the part labeled 'tm'. What is its function?
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.
Given below is the diagram of the human ear. Study the same and answer the questions that follow:
(i) Give the biological term for the part labeled ‘A’ and state its function.
(ii) Name the part labeled ‘B’ and state its function.
(iii) Name the part labeled ‘C’ and state its function.
(iv) Give the function of ear wax.
State the Location:
Semicircular canals
Describe the structure and function of the human ear?
The hearing range of the human ear is ______.
The part of the ear that turns pressure variations into electrical signals is ______.
State the functions of the following:
Auditory nerve
The median canal of cochlea is filled with ______.
Which of the following structures equalises the air pressure on either side of the tympanum?
