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प्रश्न
The figure given below shows the principal parts of a human ear. Study the diagram and answer the following questions.
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- 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.
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उत्तर
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- Pinna
- Ear drum
- Ear canal
- Hammer
- Semi-circular canal
- Cochlea
- Vestibular portion of auditory nerve.
- Eustachian Tube
- Part 6 (Cochlea): It contains sensory cells for hearing.
Part 7 (Auditory Nerve): It transmits the impulse of hearing to the brain.
Part 8 (Eustachian Tube): It equalises air pressure on both sides of the tympanum. - Sharp objects may damage the (part 3) ear drum and cause deafness. Deafness can result from eardrum or tympanic ruptures.
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संबंधित प्रश्न
Which part of our body helps us in maintaining the body balance?
Given below is a set of five parts. Rewrite them in correct sequence.
Cochlea, tympanum, auditory canal, ear ossicles, oval window.
Given below is the diagram of a part of the human ear. Study the same and answer the questions that follow:
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Give the collective biological term for Malleus, locus and Stapes.
Name the tube which connects the middle ear to throat.
Draw a labeled diagram of the inner ear. Name the part of the inner ear that is responsible for static balance in human beings.
State the Location:
Semicircular canals
Complete the following sentence with appropriate Word
The parts of the human ear concerned with hearing are :
The spiral organ possessing sensory cells for hearing is ______.
Give reason:
Three small bones of ear ossicles are advantageous as compared to one single bone for hearing.
Name the part of the inner ear that is responsible for static balance in human beings.
