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प्रश्न
Give biological explanations for We should not put sharp objects into our ears.
उत्तर
We should not put sharp objects into our ears, as it may damage the eardrum.
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संबंधित प्रश्न
The number of oscillations per second of a vibrating object is called its time period.
For human ears, the audible range is 20 Hz to 20,000 Hz.
fill in the blanks with suitable functions: Ciliary body and __________.
Name the following:
The ear ossicle attached to the tympanum.
Name the following:
The tube which connects the cavity of the middle ear with the throat.
Mention if the following statement is true (T) or false (F) Give reason.
The auditory nerve is purely for perceiving sound
Name the part of the ear associated with dynamic balance.
Name the three tiny bones present in the middle part of ear.
Why should we not put a pin or pencil in our ears ?
Draw a neat and labelled diagram of the human ear. With the help of this diagram, explain the construction and working of the human ear.
Write whether the following is true or false:
Vitreous chamber is present in ear in humans.
The figure below is the sectional view of a part of the skull showing a sense organ:
Name the part labeled 'tm'. What is its function?
Draw a labeled diagram of the inner ear. Name the part of the inner ear that is responsible for static balance in human beings.
The following diagram refers to the ear of a mammal.
(i) Label the parts 1 to 10 to which the guidelines point.
(ii) Which structure:
(a) converts sound waves into mechanical vibrations?
(b) Converts vibrations into nerve impulses?
(c) Responds to change in position?
(d) Transmits impulses to the brain?
(e) Equalizes atmospheric pressure and pressure in the ear.
Mention, if the following statement is True or False
The part of ear associated with balance is the cochlea.
Mention, if the following statement is True or False
Cochlea of the ear is concerned with the sense of balance.
State the functions of the following:
Semi-circular canals
Name the three ossicles of the middle ear.
Name the part of the inner ear that is responsible for static balance in human beings.
