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प्रश्न
The exact location of the Yellow spot
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उत्तर
Yellow spot – Located at the centre of the posterior portion of the retina.
संबंधित प्रश्न
Mention the exact location of the Eustachian tube
Given below is a diagram depicting a defect of the human eye, study the same and then answer the questions that follow:
(i) Name the defect shown in the diagram.
(ii) What are the two possible that cause this defect?
(iii) Name the type of lens used to correct this defect.
(iv) With the help of a diagram show how the defect shown above is rectified using a suitable lens.
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Where is the Cochlea located? Briefly mention its function.
The diagram alongside represents the structure found in the inner ear. Study the same and then answer the questions that follow:
(i) Name the parts labelled A, B, C and D.
(ii) Name the parts of the ear responsible for transmitting impulses to the brain.
(iii) Name the part labelled above which is responsible for:
1. Static equilibrium. 2. Dynamic equilibrium. 3. Hearing
(iv) Name the audio receptor cells which pick up vibrations.
(v) Name the fluid present in the inner 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:
What are the parts labeled 'm', 'i' and 's'? What do these parts constitute collectively?
Mention, if the following statement is True or False
Cochlea of the ear is concerned with the sense of balance.
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 parts labelled A, B and C in the diagram.
- State the functions of the parts labelled 'A' and 'B'.
- Name the audio receptor region present in the part labelled 'A'.
Name the part of the inner ear that is responsible for static balance in human beings.
