COA Study Guide Questions with Verified Solutions

COA Study Guide Questions with Verified Solutions _______ are used to determine the sensitivity of organisms to certain drugs so that effective therapy can be carried out. Cultures _______ devices create three dimensional digital images of the optic nerve, and retina. Tomography _______ drugs induce contraction of the iris sphincter. Miotic _______ is a chronic inflammation of the eye lid margin. Blepharitis _______ is a major contributing factor in contracting the parasitic organism Acanthamoeba Contact lens wear _______ is any irritation or inflammation of the conjunctiva. Conjunctivitis _______ photography documents the posterior segment of the eye. Fundus _______ photography is used to photograph the anterior segment of the eye. Slit-lamp "Diagnostic" or "standardized" _______ are performed for quantitative evaluations of a tissue's structure, reflectivity and sound absorption. A-scans A cycloplegic drug will blur vision at near due to temporary loss of _______. Accommodation A defect in the patient's superior temporal retina, will affect the patient's _______ field of vision. Inferior nasal A localized area of reduced sensitivity in a visual field that is surrounded by an area of greater sensitivity is termed a _______. Scotoma A patient describing an experience of getting hives after taking sulfa drugs is providing information about __________. An allergic reaction A presbyopic patient's near add should be used in testing the central _______ degrees of the visual field. Thirty (30) A pupil diameter of less than _______ can produce a contraction of the visual field. Two to two and one-half millimeters (2.5mm) A safety precaution when lasers are bing used is wearing appropriate _______. Eye protection A true allergic reaction can involve what symptoms? Itching, rash, difficulty breathing, weak or rapid pulse A visual acuity value of 20/40 is expressed as the