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Questions and Answers
Which nerve is responsible for carrying the third order neurons in the light pupillary reflex?
Which nerve is responsible for carrying the third order neurons in the light pupillary reflex?
- Optic nerve
- Pretectal nucleus
- Oculomotor nerve (correct)
- Ciliary ganglia
What is the function of the sphincter muscles of the pupils in the light pupillary reflex?
What is the function of the sphincter muscles of the pupils in the light pupillary reflex?
- Carry sensory impulses from the retina
- Constrict the pupils (correct)
- Terminate in the pretectal nucleus
- Dilate the pupils
Which of the following is a symptom of mydriasis?
Which of the following is a symptom of mydriasis?
- Pupil constriction
- Termination in the pretectal nucleus
- Sensory impulses from the retina
- Pupil dilation (correct)
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