CST Exam Review Question no. 692 February 8, 2018 By Rana Waqar Leave a Comment The contractile opening at the center of the eye is the: a. arachnoid b. sclera c. cornea d. pupil Δ For More questions please join Our facebook group: https://www.facebook.com/groups/1424167527615419/?ref=group_browse_new
Leave a Reply