Advertisements
Advertisements
Question
Perilymph or endolymph (Which one surrounds the organ of Corti ?)
Solution
Endolymph
APPEARS IN
RELATED QUESTIONS
Deafness is causal due to the rupturing of the Pinna.
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
(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.
Name the following:
The tube which connects the cavity of the middle ear with the throat.
State whether the following statements are true (T) or false (F). If false, correct them by changing any one single word in each.
Deafness is caused due to rupturing of the pinna.
Where is the Utriculus located? Briefly mention its function.
Name the three ear ossicles.
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?
The following diagram refers to the ear of a mammal.
(i) Label the parts 1 to 10 to which the guidelines point.
(ii) Which structure:
(a) converts sound waves into mechanical vibrations?
(b) Converts vibrations into nerve impulses?
(c) Responds to change in position?
(d) Transmits impulses to the brain?
(e) Equalizes atmospheric pressure and pressure in the 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.
State the functions of the following:
Semi-circular canals
Long answer question
Draw the neat labelled diagram of the human ear.
The range of audible frequency for the human ear is
Choose the odd one out from the following terms and name the category to which the others belong:
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.
Semi-circular canal : Ampulla :: Cochlea : ______.
Define the following term:
Ear ossicles
