Biology 0610 · IGCSE · Sense organs

Sense organs — practice question

While reading a book, our eyes accommodate so that nearby objects can be seen. Which statement is correct when a near object is viewed?

  • Aciliary muscle contracts, suspensory ligaments are slack, lens is thicker
  • Bciliary muscle contracts, suspensory ligaments are tense, lens is thinner
  • Cciliary muscle relaxes, suspensory ligaments are slack, lens is thinner
  • Dciliary muscle relaxes, suspensory ligaments are tense, lens is thicker

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