Question

show the Diagram of nuclea
Write about all the eye Defects
Diagram or mito chondria

Answer 1

#Part A:

=> In the Attachment 1.

#Part B:

=>There are 3 types of Eye Defects:

• Myopia

• Hyperopia

• Astigmatism.

#Explanation:

• Myopia : It is also called Nearsightedness, it occurs when the Eyeball is too long than needed to the focusing power of cornea and length of eye.
• Hyperopia : It is also called Farsightedness, It occurs when light rays entering the eye focus behind the retina, rather than directly on it. The eyeball of a farsighted person is shorter than normal . Farsightedness can be corrected with glasses to change the way light rays bend into the eyes. If your glasses begins with plus numbers, like +1.50, you are farsighted.
• Astigmatism : Astigmatism usually causes vision to be blurred or distorted to some degree at all distances. Symptoms of uncorrected astigmatism are eye strain and headaches, especially after reading or other prolonged visual tasks . Astigmatism is usually combined with Myopia or Hyperopia.

#Part C:

=> In the Attachment 2.