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प्रश्न
Chris was watching the display of fireworks in the sky.
- Trace the path of the light rays using the following terms:
Fovea, Lens, Conjunctiva, Pupil, Cornea. - Name the nerve that carries the impulse for vision to the brain.
उत्तर
- Conjunctiva, Cornea, Pupil, Lens, Fovea
- Optic nerve
APPEARS IN
संबंधित प्रश्न
The human eye can focus objects at different distances by adjusting the focal length of the eye lens. This is due to ______.
Draw labelled diagrams of the following: Eye
How does the eye regulate the amount of light that falls on the retina?
Distinguish between: blind spot and yellow spot
A person got his eyes tested by an optician. The prescription for the spectacle lenses to be made reads :
Left eye : +2.50 D
Right eye : +2.00 D
Which lens bends the light rays more strongly?
Name the part of the eye:
which controls the amount of light entering the eye.
Name the part of the eye:
which changes the focal length of eye-lens.
What is the name of:
the light-sensitive layer in the eye?
Give the scientific names of the following parts of the eye:
changes shape to focus a picture on the retina.
What happens to the eye when you enter a darkened cinema hall from bright sunshine? Give reason for your answer.
A student sitting on the last bench in the class cannot read the writing on the blackboard clearly but he can read the book lying on his desk clearly. Which of the following statement is correct about the student?
(a) The near point of his eyes has receded away.
(b) The near point of his eyes has come close to him.
(c) The far point of his eyes has receded away.
(d) The far point of his eyes has come closer to him.
State the Function:
Aqueous humour
When light rays enter the eye, most of the refraction occurs at the ____________.
Explain the structure and functioning of Human eye. How are we able to see nearby as well as distant objects?
With reference to human eye, answer the following question.
What is blind spot?
Match the following:
| Column - I | Column - II | ||
| 1 | Retina | a | Path way of light |
| 2 | Pupil | b | Far point comes closer |
| 3 | Ciliary muscles | c | near point moves away |
| 4 | Myopia | d | Screen of the eye |
| 5 | Hypermetropoia | e | Power of accomodation |
Name the following:
Capacity of the eye to focus at different distances.
Where is the following located?
Yellow spot
Write the main functional activity of the following structure.
Ciliary body and suspensory ligament
