Advertisements
Advertisements
Question
Differentiate between:
The middle ear and Inner ear.
Solution
| Middle Ear | Inner Ear |
| It has three ear ossicles and eustachian tube. | It has a cochlea, utriculus, sacculus, and semicircular canals. |
| It transmits sound vibrations. | It is concerned with hearing, balance, and equilibrium. |
APPEARS IN
RELATED QUESTIONS
The number of oscillations per second of a vibrating object is called its time period.
Given below is a representation of a kind of pollution. Study the same and answer the questions that follow
(i) Name the kind of pollution.
(ii) List any three common sources of this pollution.
(iii) Mention three harmful effects of this pollution on human health.
(iv) Explain the term ‘Pollutant’.
(v) Name two soil pollutants
Mention the exact location of the Semi-circular canals
A fluid that occupies the larger cavity of the eye ball behind the lens is
___________.
What is the function of ear ossicles?
State the main function of the Suspensory ligament of the eye
Differentiate between Near vision and Distant vision (shape of the eye lens)
Give scientific reasons: We cannot distinguish colours in moonlight.
Name the following:
The nerves which transmit impulse from ear to the brain.
Differentiate between members of the following pair with reference to what is asked in bracket.
Dynamic balance and static balance (Definition)
Mention if the following statement is true (T) or false (F) Give reason.
The auditory nerve is purely for perceiving sound
Name the three tiny bones present in the middle part of ear.
Mention, if the following statement is True or False
The part of ear associated with balance is the cochlea.
Mention, if the following statement is True or False
Deafness is caused due to the rupturing of the pinna.
Name the three ossicles of the middle ear.
Describe the structure and function of the human ear?
State the functions of the following:
Auditory nerve
Note the relationship between the first two words and suggest the suitable word/words for the fourth place.
Ear pinna : Auricle :: Inner ear : ______.
- Draw a neat and well labelled diagram of the membranous labyrinth found in the inner ear.
- Based on the diagram drawn above in (i), give a suitable term for each of the following descriptions:
- The structure responsible for hearing.
- The sensory cells that help in hearing.
- The membrane-covered opening that connects the middle ear to inner ear.
- The nerves that carry impulses from the ear to the brain.
- The tube which equalises the air pressure on either side of the ear drum.
