This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Ophthalmology
1% atropine is given in uveitis to: March 2010 
Select and explain. 
A. Cause mydriasis and prevent formation of anterior synechiae, B. Cause miosis and prevent formation of posterior synechiae, C. Cause mydriasis and prevent formation of posterior synechiae, D. Cause miosis and prevent formation of posterior synechiae
C: Cause mydriasis and prevent formation of posterior synechiae
Answer: C: Cause mydriasis and prevent formation of posterior synechiae 
Explanation: Ans. C: Cause mydriasis and prevent formation of posterior synechiae Cycloplegics serve three purposes in the treatment of anterior uveitis: To relieve pain by immobilizing the iris To prevent adhesion of the iris to the anterior lens capsule (posterior synechia), which can lead to iris bombe and elevated intraocular pressure. To stabilize the blood-aqueous barrier and help prevent fuher protein leakage (flare).