Review & Practice Sheet Exercise D. Application and Analysis 1. Which extraocula

Question

Review & Practice Sheet Exercise D. Application and Analysis 1. Which extraocular muscles move the eyes to the right to look at an objert in the far right of your visual field? Name the structures of the eye through which light passes, starting with the pupil and including the three neural cell layers of the retina 2. 3. What causes the pupils to dilate in someone who is excited or frightened E. Clinical Challenge 1. Explain how a blocked lacrimal punctum would affec dainage of laiasecetions from the surface of the eye

Explanation / Answer

D1. Superior rectus

D.3 stimulation of autonomic nervous system of sympathetic branch causes pupil to dilate or frightened.

D.2 cornea

E.1 It prevents tears from draining properly off the surface of the eye, causing excess fluid to remain on the eye or flow down the face.

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