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
Perimetry is a test to assess the – 
Select and explain. 
A. Visual acuity, B. Intraocular pressure, C. Visual field, D. Depth of the anterior chamber
C: Visual field
Answer: C: Visual field 
Explanation: The tests used to measure the field of vision are confrontation test and Perimetry.