This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Squint, Subject name: Ophthalmology
Phoria is a type of 
Select and explain. 
A. Apparent squint, B. Manifest squint, C. Latent squint, D. Pseudo squint
C: Latent squint
Answer: C: Latent squint 
Explanation: Phoria are type of latent squint Types of Phoria Esophoria Exophoria Hyperphoria Hypophoria They are seen in times of stress when the fusional amplitudes are insufficient to maintain alignment Cover uncover test is done to diagnose it