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Question
Define the following term:
Ear ossicles
Solution
The middle ear contains three tiny bones malleus, incus and stapes or hammer, anvil and stirrup in popular terms and a eustachian tube which connects the cavity of the middle ear with the throat. The three bones are collectively called the ear ossicles ( osseus: bone, ossicle : little bone).
RELATED QUESTIONS
Explain how the human ear works.
(i) Draw a well labelled diagram of the membranous labyrinth found in the inner ear.
(ii) Based on the diagram drawn above in (i) give a suitable term for each of the following descriptions :
1. The sensory cells that helps in hearing.
2. The part that is responsible for static balance of the body.
3. The membrane covered opening that connects the middle ear to the inner ear.
4. The fluid present in the middle chamber of cochlea.
5. The structure that maintains dynamic equilibrium of the body.
Which part of our ear is shaped like a snail shell?
Name the following:
The ear ossicle attached to the tympanum.
Given below is certain structure. Write against them its functional acivity.
organ of corti and ……………….
Where is the Utriculus located? Briefly mention its function.
Name the three ear ossicles.
What is the biological term for the three small bones present in the middle ear collectively?
How could you convince a small child that when you speak, it is not necessary for air to travel from you mouth to the ear of listener?
Choose the correct answer.
Canal joining middle ear to pharynx ___________
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.
Complete the following sentence with appropriate word :
________ is the organ of balance and hearing in the body.
State the Location:
Semicircular canals
Complete the following sentence with appropriate Word
The parts of the human ear concerned with hearing are :
Long answer question
Draw the neat labelled diagram of the human ear.
Vibrating particles travel all the way from the vibrating objects to the ear.
List the causes of noise pollution.
The median canal of cochlea is filled with ______.
Note the relationship between the first two words and suggest the suitable word/words for the fourth place.
Ear pinna : Auricle :: Inner ear : ______.
