Advertisements
Advertisements
Question
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?
Advertisements
Solution
Tympanic membrane. It vibrates and then sets the ear ossicles into vibration in the process of hearing.
RELATED QUESTIONS
Eye : Optic nerve : : Ear : ___________
Briefly explain the following terms: Power of accommodation
Differentiate between members of the following pair with reference to what is asked in bracket.
Semi-circular canal and cochlea (Senses perceived)
Draw a labelled diagram of the inner ear.
There are three small bones in the muddle ear – anvil, hammer and stirrup :
(a) Which of these bones is in touch with ear-drum ?
(b) Which of these bones is in touch with oval window ?
List the causes of noise pollution.
Select the option with incorrect identification:

Choose the odd one out from the following terms and name the category to which the others belong:
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
