19942144
Description
Mind Map by Rose Tarnowski, updated more than 1 year ago
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Created by Rose Tarnowski
over 6 years ago
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Topic 5- The Iris Reflex
- What is the iris reflex?
- very bright light can
damage the retina so you
have the iris reflex to
protect the retina
- very bright light can
damage the retina so you
have the iris reflex to
protect the retina
- Bright Light
- Radial muscles of the iris relaxed
- Circular muscles of the iris contracted
- Contracted pupil (less light
enters the eye)
- Radial muscles of the iris relaxed
- Dim Light
- Radial muscles of the
iris contracted
- Circular muscles of the iris relaxed
- Dilated pupil (more light
enters the eye)
- Radial muscles of the
iris contracted
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