Long answer question Draw the neat labelled diagram of the human ear. - Biology

Long answer question

Draw the neat labelled diagram of the human ear.

आकृति

Structure of the human ear

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अध्याय 9: Control and Co-ordination - Exercises [पृष्ठ २१९]

अध्याय 9 Control and Co-ordination
Exercises | Q 7.02 | पृष्ठ २१९

Answer the following:

Which part of the ear determines the pitch of a sound?

The three parts of human ear contributing in hearing are-

Where is the Cochlea located? Briefly mention its function.

Why should we not put a pin or pencil in our ears ?

Give the main function of the following:
Cochlea

Mention, if the following statement is True or False
The part of ear associated with balance is the cochlea.

Mention the name of passage is the outer ear which carries sound waves to the eardrum.

______ is the smallest bone in the human body.

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:
1. The structure responsible for hearing.
2. The sensory cells that help in hearing.
3. The membrane-covered opening that connects the middle ear to inner ear.
4. The nerves that carry impulses from the ear to the brain.
5. The tube which equalises the air pressure on either side of the ear drum.

The figure given below shows the principal parts of a human ear. Study the diagram and answer the following questions.

Label the parts 1 to 8.
State the role of parts 6, 7 and 8.
Why is it harmful to use a sharp object to remove ear wax? Mention the number and name of the part involved.