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प्रश्न
Name the three ear ossicles.
उत्तर
The three ear ossicles are Malleus (hammer), Incus (anvil), and Stapes (stirrup).
संबंधित प्रश्न
The number of oscillations per second of a vibrating object is called its time period.
Eye : Optic nerve : : Ear : ___________
Differentiate between the Rods and Cones of Retina (Type of pigment)
Note the relationship between the first two words and suggest the suitable word for the fourth place.
sound : ear drum :: Dynamic balance : ……
Given below is certain structure. Write against them its functional acivity.
organ of corti and ……………….
There are three small bones in the muddle ear – anvil, hammer and stirrup :
(a) Which of these bones is in touch with ear-drum ?
(b) Which of these bones is in touch with oval window ?
Name the following:
Part of internal ear related to balance.
Give the main function of the following:
Cochlea
The diagram alongside represents the structure of the human ear.
(i) Write the names of the parts labelled a to g.
(ii) State briefly the functions of the parts b, d, and g.
(iii) Name the main division of the ear.
(iv) Which is the smallest bone in the human body?
(v) What is labyrinth?
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:
What are the parts labeled 'm', 'i' and 's'? What do these parts constitute collectively?
The figure below is the sectional view of a part of the skull showing a sense organ:
What do you call the part shown in the form of a spiral? What is its function?
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?
Given below is a diagram of a part of the human ear. Study the same and answer the question that follow:
State the functions of the parts labeled 'A' and 'B'.
Given below is a diagram of a part of the human ear. Study the same and answer the question that follow:
Name the audio receptor region present in the part labeled 'A'.
Differentiate between:
Cochlea and Concha.
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.
State the functions of the following:
Semi-circular canals
Mention the name of passage is the outer ear which carries sound waves to the eardrum.
