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प्रश्न
Which of the following structures equalises the air pressure on either side of the tympanum?
विकल्प
Auditory tube
Eustachian tube
Vestibular canal
Tympanic canal
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उत्तर
Eustachian tube
Explanation:
The Eustachian tube connects the middle ear and throat, balancing air pressure on both sides of the tympanic membrane.
संबंधित प्रश्न
Which part of our body helps us in maintaining the body balance?
Perilymph or endolymph (Which one surrounds the organ of Corti ?)
Name the following:
The tube which connects the cavity of the middle ear with the throat.
Name the three tiny bones present in the middle part of ear.
Name the tube which connects the middle ear to throat.
Name the nerve which carries electrical impulses from the cochlea of ear to the brain.
Given below is the diagram of the human ear. Study the diagram and then answer the questions that follow:
(i) What role does the eardrum play in hearing?
(ii) What common term is given to the parts labeled A, B, and E?
(iii) Would there be any difference if these three parts mentioned in (ii) above were replaced by one by one? Why?
(iv) Give the biological term for the parts labeled C and D.
(v) Name the fluid which fills the parts mentioned in (iv) above.
(vi) State the functions of the ear.
Complete the following sentence with appropriate Word
The sequence of ear ossicles of vertebrates starting from the tympanum is:
State the functions of the following:
Auditory nerve
Define the following term:
Ear ossicles
