Certified Ophthalmic Assistant Study Guide questions with correct answers

Agar Answer What common medium is used to culture microorganisms? Irritation Answer A disadvantage of chemical-based rigid contact lens care systems is? Ptosis Answer What is the term for drooping upper eyelids? Pterygium Answer A fibrovascular growth of the actinally damaged conjunctiva that invades a portion of the cornea from the limbus is a? A fluorescein angiogram is used for which of the following? Answer Viewing detail, such as blockages in fundus blood vessels Chalazion Answer A granulated inflammation of the eyelid that may be removed surgically if it does not subside is a? Hyphema Answer A hemorrhage that partially fills the anterior chamber with blood is called Cross Cylinder Answer A lens consisting of two cylinders of equal but opposite powers is the? A lens with a focal length of 2 meters has a power of? Answer 0.5 D