This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Ophthalmology
If a muscle is resected what happens? 
Select and explain. 
A. Muscle strength will increase, B. Muscle will decrease, C. No change, D. a or b
A: Muscle strength will increase
Answer: A: Muscle strength will increase 
Explanation: Ans. a (Muscle strength will increase). (Ref. Parson, Diseases of Eye, 18th/pg.348)Strengthening procedures for weak muscles of eye iin a patient with squint are1. Resection: Effective pull on muscle is enhanced by making it shorter and is suitable only for recti.2. Advancement: Muscle is disinserted and then reinserted nearer to limbus.3. Tucking/plication: This effectively shortens muscle and is usually reserved for superior oblique muscle in 4th nerve palsy.Approximately 1 mm resection/recession of mediial rectus corrects about 3 degree of deviation and for lateral rectus about 2 degree.