5 Questions
What is the origin of sympathetic supply to the head and neck?
From 1st and 2nd thoracic segments
Where does the relay of sympathetic supply to the head and neck occur?
Superior cervical sympathetic ganglion
What is the effect of sympathetic stimulation on the eye?
Mydriasis
What muscle is responsible for mydriasis during sympathetic stimulation?
Contraction of dilator pupillae muscle
What involuntary structure in the eye is affected by sympathetic supply?
Upper eyelid
Test your knowledge of the sympathetic supply to the head, neck, thorax, abdomen, pelvis, and somatic structures with this quiz. This quiz is designed for students in the Faculty of Medicine at Damietta University and covers information from Level 1 Semester 1 Module 2A. Practice and reinforce your understanding of sympathetic innervation with this quiz.
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