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Question
Name the following:
The tube which connects the cavity of the middle ear with the throat.
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Solution
Eustachian tube
RELATED QUESTIONS
Explain the following:
Mechanism through which a sound produces a nerve impulse in the inner ear.
(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.
The three parts of human ear contributing in hearing are-
Name the nerve which carries electrical impulses from the cochlea of ear to the brain.
Choose the correct answer.
Canal joining middle ear to pharynx ___________
The figure below is the sectional view of a part of the skull showing a sense organ:
What are the parts labeled 'm', 'i' and 's'? What do these parts constitute collectively?
Differentiate between:
Cochlea and Concha.
State the Function:
Endolymph
The Eardrum moves inward when a rarefaction reaches it.
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.
