Write the importance of ciliary muscles in the human eye. Name the defect of vision that arises due to gradual weakening of the ciliary muscles in old age. What type of lenses are required by the persons suffering from this defect to see the objects clearly ? Akshay, sitting in the last row in his class, could not see clearly the words written on the blackboard. When the teacher noticed it, he announced if any student sitting in the front row could volunteer to exchange his seat with Akshay. Salman immediately agreed to exchange his seat with Akshay. He could now see the words written on the blackboard clearly. The teacher thought it fit to send the message to Akshay's parents advising them to get his eyesight checked. In the context of the above event, answer the following questions: (a) Which defect of vision is Akshay suffering from ? Which type of lens is used to correct this defect ? (b) State the values displayed by the teacher and Salman. (c) In your opinion, in what way can Akshay express his gratitude towards the teacher and Salman ?
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Functions of the ciliary muscle include accommodation of the eye, and controlling the amount of aqueous humor.
It helps to control the amount of light entering the eye.
The defect of the vision is prebyopia.
Bifocal lens should be used to correct the vision.
(a) Akshay is suffering from myopia. Concave lens is used to correct this defect.
(b) The teacher is more concerned about the needs of her children. She speaks and deals with the situation very politely and his friend, Salman is very helpful and is concerned about his friend's academic progress and is also caring.
(c) He can help salman in other things.
He can help salman by explaining any concept which he has not understood.
He can also help Salman by providing him any notes and stay indebted for him for his concern.
It helps to control the amount of light entering the eye.
The defect of the vision is prebyopia.
Bifocal lens should be used to correct the vision.
(a) Akshay is suffering from myopia. Concave lens is used to correct this defect.
(b) The teacher is more concerned about the needs of her children. She speaks and deals with the situation very politely and his friend, Salman is very helpful and is concerned about his friend's academic progress and is also caring.
(c) He can help salman in other things.
He can help salman by explaining any concept which he has not understood.
He can also help Salman by providing him any notes and stay indebted for him for his concern.
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Functions of the ciliary muscle include accommodation of the eye, and controlling the amount of aqueous humor. It helps to control the amount of light entering the eye.The defect of the vision is prebyopia.
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