Myopia is also known as ______.
Near sightedness
Myopia Defined: Understanding Nearsightedness
Myopia, commonly referred to as nearsightedness, is an eye condition that affects vision.
What Myopia Means
Myopia occurs when the eye focuses images in front of the retina, rather than directly on the retina itself. This causes distant objects to appear blurry while close objects remain clear.
Alternative Names for Myopia
The most common and accurate alternative name for myopia is Near sightedness. Let's look at why:
- Near sightedness: This term directly describes the condition – the ability to see things that are nearby clearly.
- Farsightedness (Hyperopia): This is the opposite condition, where distant objects are seen clearly, but close objects appear blurry.
- Poor sightedness / Extreme sightedness: These are general terms and not the specific medical or common names for myopia.
Why Nearsightedness is the Correct Term
The term "nearsightedness" accurately reflects the primary symptom of myopia: the ability to see near objects well, contrasted with the difficulty in seeing far objects clearly. It's a direct and easily understandable description of the condition.
Important Questions from Reflection and Refraction
Which of the following statement is correct?
I. Refraction is due to the change in the speed of light when it enters from one transparent medium to another.
II. The refractive index of water is 1.33.
The focal length of the eye lens increases when eye muscles:
Part of the eye which controls the light entering, is called as
Which defect of vision is corrected using cylindrical lenses in spectacles ?
Which of the following defects can be corrected by using a convex lens of appropriate power?
