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प्रश्न
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.
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उत्तर
(i) A - Semi-circular canal
B - Utriculus
C - Sacculus
D - Cochlea
(ii) Auditory nerve.
(iii) 1. Utriculus and sacculus
2. Semi-circular canal
3. Cochlea
(iv) Sensory cells of organ of Corti
(v) Perilymph
APPEARS IN
संबंधित प्रश्न
Answer the following:
Which part of the ear determines the pitch of a sound?
State the exact location of the Organ of Corti
Give technical terms for The nerve which transmits impulses from the ear to the brain
Give biological explanations for We should not put sharp objects into our ears.
Draw a labelled diagram of the inner ear.
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?
In the inner ear, the pressure variations are turned into electrical signals by the ______.
The Eardrum moves inward when a rarefaction reaches it.
Where are the following located?
Eustachian canal
Name the part of the inner ear that is responsible for static balance in human beings.
