Understanding Visual Acuity

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Questions and Answers

Which part of the eye is primarily responsible for visual acuity?

  • Cornea (correct)
  • Retina
  • Pupil
  • Lens

What is visual acuity?

  • The ability to see colors vividly
  • The ability to distinguish between different shapes
  • The ability to see distant objects clearly (correct)
  • The ability to see in low light conditions

How is visual acuity typically measured?

  • By evaluating depth perception
  • By assessing peripheral vision
  • By using the Snellen chart (correct)
  • By testing color perception

What is the impact of reduced visual acuity on daily activities?

<p>Difficulty in reading small print (C)</p> Signup and view all the answers

What part of the eye is primarily responsible for focusing light and creating visual images?

<p>Lens (C)</p> Signup and view all the answers

Which of the following is NOT a type of optical instrument?

<p>Stethoscope (B)</p> Signup and view all the answers

In which optical instrument are concave and convex lenses used to magnify distant objects?

<p>Telescope (C)</p> Signup and view all the answers

What type of optical instrument is commonly used by doctors to examine the internal parts of the body?

<p>Endoscope (D)</p> Signup and view all the answers

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