COA Practice test Questions with Verified Solutions

COA Practice test Questions with Verified Solutions A common medium used to culture microorganisms is... agar A corneal abrasion caused by a tree twig is most likely to cause a fungal infection A cycloplegic that is ideal for office use because it has rapid onset and short duration is... phenylephrine A disadvantage of chemical-based contact lens care systems is...A)irritation, B)simplicity of use, C) poor disinfection, D) low replacement rate irritation A drooping of the upper eyelid is known as? ptosis A granulated inflammation of the eyelid that may be removed surgically if it does not subside is a.... chalazion A hemorrhage that partially fills the anterior chamber with blood is called? hyphema A lens consisting of two cylinders of equal but opposite powers is the cross cylinder A lens with a focal length of 2 meters has a power of... 0.5 D A patient has had cataract surgery with intraocular lens implantation. The patient is now? pseudophakic A patient's prescription is -2.50+5.00x180 . What is the minus cylinder transposition? -1.50- 1.00x085 A reading of 3 on the Goldman tonometer dial indicates an IOP of 30 mm Hg A slit lamp is used to examine the anterior chamber A tonometer tip is best disinfected with germicide or alcohol A tonometry technique that displaces a minimal amount of fluid is applanation A triangular thickening of the conjunctiva that partially covers the cornea is known as? pterygium Acuity testing of an illiterate person and preschool children can be performed with all the following Except: Allen cards, a potential acuity meter, an E cube, and Landolt's broken ring chart. potential acuity meter After introduction to the patient, one of the first items that should be obtained as part of history taking is? the chief complaint or reason for the patient's visit An alkaline solution has a pH greater than... 7 An area of complete or partial blindness in