Question: Explain the pupillary light response.
Explain the pupillary light response.
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The pupillary light response also known as the pupillary reflex or pupillary dilation reflex is a neurological and physiological reaction of the pupils of the eyes to changes in ambient light levels It is controlled by the autonomic nervous system and involves the interaction between the iris muscles and the amount of light entering the eye The primary purpose of this response is to regulate the amount of light that reaches the retina and to optimize visual clarity under varying lighting conditions Heres how the pupillary light response works Iris Anatomy The iris is the colored part of the eye surrounding the pupil ... View full answer
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