Advertisements
Advertisements
प्रश्न
(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.
उत्तर
(i)
(ii)
1: Cochlear duct
2: Semicircular canal
3: Oval window
4: Endolymph
5: Sensory cells in semicircular canals
APPEARS IN
संबंधित प्रश्न
Which part of our body helps us in maintaining the body balance?
Deafness is causal due to the rupturing of the Pinna.
A fluid that occupies the larger cavity of the eye ball behind the lens is
___________.
Give scientific reasons: We cannot distinguish colours in moonlight.
Sclerotic layer or choroid layer.(Which one forms the Iris ?)
Name the following:
The part which equalises the air pressure in the middle and external ear.
Name the following:
The ear ossicle attached to the tympanum.
Name the following:
The nerves which transmit impulse from ear to the brain.
Where is the Utriculus located? Briefly mention its function.
The figure below is the sectional view of a part of the skull showing s sense organ:
Name the sense organ.
The diagram alongside represents the structure found in the inner ear. Study the same and then answer the questions that follow:
(i) Name the parts labelled A, B, C and D.
(ii) Name the parts of the ear responsible for transmitting impulses to the brain.
(iii) Name the part labelled above which is responsible for:
1. Static equilibrium. 2. Dynamic equilibrium. 3. Hearing
(iv) Name the audio receptor cells which pick up vibrations.
(v) Name the fluid present in the inner ear.
Choose the correct answer :
Organ of corti is found in ___________
Name the following:
The ear ossicle in contact with the oval window of the inner ear.
The hearing range of the human ear is ______.
The part of the ear that turns pressure variations into electrical signals is ______.
Vibrating particles travel all the way from the vibrating objects to the ear.
The eardrum is known as ______.
Given below is a diagrammatic representation of a part of the human ear.
- Name the parts numbered 1-6.
- Which parts of the ear shown here are complete.
 |
Which of the following structures equalises the air pressure on either side of the tympanum?
