When the doctor shines a penlight into the patient ' s eye , which of the following occurs ?
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51) When the doctor shines a penlight into the patient’s eye, which of the following occurs?A) The parasympathetic nervous system is activated, which causes contraction of the outer radial

muscle of the iris and pupillary constriction.B) The sympathetic nervous system is activated, which causes contraction of the outer radial muscle of the iris and pupillary constriction.C) The parasympathetic nervous system is activated, which causes contraction of the inner circular muscle of the iris and pupillary constriction.D) The sympathetic nervous system is activated, which causes contraction of the outer radial muscle of the iris and pupillary dilation.E) The parasympathetic nervous system is activated, which causes contraction of the outer radial muscle of the iris and pupillary dilation.
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Uploaded by: svenschele

Subject: Biology, Science

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