Biology 5090 · O Level · Mammalian sense organs

Mammalian sense organs — practice question

What occurs when a person looks at something close by?

  • Aciliary muscles contract, lens rounded, suspensory ligaments loose
  • Bciliary muscles contract, lens thin, suspensory ligaments taut
  • Cciliary muscles relax, lens rounded, suspensory ligaments loose
  • Dciliary muscles relax, lens thin, suspensory ligaments taut

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