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प्रश्न
Where is the Utriculus located? Briefly mention its function.
उत्तर
Utriculus is located in the inner ear. It joins the semi-circular canals to cochlea. It also helps in maintaining static balance of the body.
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संबंधित प्रश्न
Explain the following:
Mechanism through which a sound produces a nerve impulse in the inner ear.
For human ears, the audible range is 20 Hz to 20,000 Hz.
(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.
State the exact location of the Organ of Corti
What is the function of ear ossicles?
Differentiate between members of the following pair with reference to what is asked in bracket.
Semi-circular canal and cochlea (Senses perceived)
Mention, where in living organism is the following located and state their main function:
Organ of corti
Given below is certain structure. Write against them its functional acivity.
organ of corti and ……………….
With reference to the human ear, answer the question that follow:
Give the technical term for the structure found in the inner ear.
Name that part of ear which vibrates when outside sound falls on it.
What is the function of three tiny bones in the ear ?
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.
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?
Differentiate between:
Cochlea and Concha.
Mention, if the following statement is True or False
Cochlea of the ear is concerned with the sense of balance.
Choose the Odd One Out:
Select the CORRECT match of part of the human ear and its function.
State the functions of the following:
Auditory nerve
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.
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