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The eye

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Question 42

The diagram shows a cross-section of the front of the human eye during accommodation.

Anatomy of the front of the eye during accommodation

A student is reading a book held closely at a distance of 25 cm. Which row in the table below correctly describes the state of structures P, Q, and R under these conditions?

P: Relaxed, Q: Taut, R: Thinner (less rounded)

P: Contracted, Q: Taut, R: Thicker (more rounded)

P: Contracted, Q: Slackened, R: Thicker (more rounded)

P: Contracted, Q: Slackened, R: Thinner (less rounded)

The eye Questions

  1. GCSE
  2. /Biology
  3. /The eye