Optometry Final UPDATED Exam Questions and CORRECT Answers

Optometry Final UPDATED Exam Questions and CORRECT Answers emmetropia - Correct ANSWER- optical state of the eye in which parallel light enters the eye and focuses on the retina without the need for any corrective lenses or accommodation; this is the absence of refractive error and the "normal" or ideal state of the eye ametropia - Correct ANSWER- refractive error, "abnormal" optical state of the eye in which parallel light rays enter the eye and focus on an area other than the retina; this condition requires corrective lenses to produce clear retinal images astigmatism - Correct ANSWER- optical error in which refractive power is not uniform in all meridians; light entering the eye is focused at two distinct focal points where at least one focal point does not fall onto the retina