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Home Q & A Board Biology-Related Homework Help Anatomy and Physiology
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colleen colleen
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10 years ago
A sudden flash of bright light would cause
A) parasympathetic activation to contract the pupillary constrictor muscles.
B) sympathetic activation to contract the pupillary constrictor muscles.
C) parasympathetic activation to contract the pupillary dilator muscles.
D) sympathetic activation to contract the pupillary dilator muscles.
E) contraction of the ciliary muscle.
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doseofmegandoseofmegan
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10 years ago
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