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प्रश्न
Answer the following question.
Trace the sequence of events Whichoccur when a bright light is focused on your eyes.
उत्तर
When a bright light is focussed on our eyes, then it goes to the brain, the brain reverts back the message by motor neuron which contracts the pupil.
The sequence of events which occur is:
Receptor → Sensory neuron → Brain → Motor Neuron → Eye → Eyemusclecontracts.
संबंधित प्रश्न
What is the function of the lens in the human eye?
What is the range of vision of a normal human eye?
How does this affect the amount of light entering the eye?
Describe and explain, how a normal eye can see objects lying at various distances clearly.
Mention the characteristics of the image that falls on the retina of the eye.
Give Technical Term:
The fluid which conveys the vibrations of sound in the cochlea and semicircular canals.
State the Function:
Aqueous humour
State the Function:
Visual purple
Write the function of the human eye and label parts of the figure given below.
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. Hypermetropia | e. Power of accommodation |
