Biology GCSE
Ciliary muscles
What Ciliary muscles means in Biology GCSE, as defined for AQA.
Definitions of Ciliary muscles
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Reference: AQA
These contract when focusing on a near object, and their contraction reduces tension in the suspensory ligaments.
Muscles that control the shape of the lens, contracting for a near object and relaxing for a distant object.
These relax when focusing on a distant object, which increases tension in the suspensory ligaments.
Topics that use Ciliary muscles
- The eye (biology only) (AQA GCSE)
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