Emmetropia - Study guides, Class notes & Summaries

ABO Exam (American Board of Opticianry) Latest Questions With % Correct Answers In what quadrant would the base of the resultant prism occur in the following prescription OD: Plano sph 2BU&2BO a. Upper temporal b. lower temporal c. upper nasal d. lower nasal (Ans: - A. Upper temporal Up and out is the same as upper temporal. If the question referes to the lensometer target picute the patient is facing you and wearing the glasses. use this as a reference for directions The color usually...

Certified Paraoptometric Questions and Answers 2024/2025 (Verified Answers) Already Passed. An optometrist is licensed by which governing body? State The person generally responsible for grinding or duplicating lenses is the ________. Optician An instrument worn on the examiners head and used to view the back of the eye is call a/an _______. Binocular indirect opthalmoscope Kerat (root word) Cornea A test that does not require responses from the patient is called a/an __________ test. Ob...

emmetropia Ans: 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 Ans: 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 asti...

JCHAPO COT QUESTIONS AND ANSWERS ALREADY PASSED 79 Y/O female is taking medication for POAG and has a syncopal episode, and is found to have a pulse rate of 36 beats per minute. Which glaucoma medication is most likely the cause? Acetazolomide/ Diamox A contact lens fit "steeper than K" is defined as corneal measurement of 44.00 diopters and the contact lens curvature could be 44.5 diopters A difference in pupil size is called anisocoria A lens formula of +2.00 -3.00 x 90 degre...

CPO Test questions with correct answers 2023/2024 Ocular Adnexa The eyelid, eyelashes, eyebrow, lacrimal apparatus, Emmetropia The state of refraction of the eye in which parallel rays, when the eye is at rest, are focused exactly on the retina. Optical Infinity 20 feet Biomicroscope Tabletop microscope for examining the cornea, lens and otherwise clear fluids and membranes to be examined in layer by layer detail. Keratometer An instrument used to measure the cu...

emmetropia - ANSWER normal refraction presbyopia - ANSWER natural elasticity of the lens is lost w/ age. Lens is unable to assume more spherical shape for viewing near objects. requires a convex lens hyperopia - ANSWER farsightedness, eyeball is too short, light rays converge toward a point behind the retina. requires a convex lens myopia - ANSWER nearsightedness, eyeball is too long, light rays hit in the front of the retina. requires a concave lens. astigmatism - ANSWER irregular c...

ABO practice exam ophlthalmic optics, Exam Questions And Correct Answers. . Columbia Resin-39. . Lenses that commonly referred to as plastic are made of a material called ___________ a. Zylonite. b. Columbia Resin-39. c. Hivex. d. Polycarbonate. Runs perpendicular to The "normal" is an imaginary line that ________________ the lens surface. a. Refracts through b. Runs parallel to c. Runs perpendicular to d. Reflects off of .Simple hyperopic astigmatism . +3.00 -3.00 x 180 is an indicati...

Certified Paraoptometric Test Flash Cards Exam Review 2024/2025 A+ Graded What is the measure of the finest detail the eye may detect? A. Keratometry B. Visual field C. Visual acuity D. Retinoscopy - ANS-C. Visual acuity Corneal Topography is used to screen patients before refractive surgery and diagnose refractive disorders and diseases. A. True B. False - ANS-A. True What happens when someone is diagnosed with keratoconus? A. The retina pulls away from the eyelid B. The cornea th...

ABO Certification| ABO -American Board of Opticianry| Actual Test With Complete Solutions (100 Q&A) What are the three layers of the eye?[Correct Ans: - Fibrous tunic, vascular tunic, and nervous tunic What are the five layers of the cornea from anterior to posterior?[Correct Ans: - Epthelium, Bowmans Membrane, Stroma, Descemets Membrane, Endothelium What controls the amount of light entering the eye?[Correct Ans: - Iris How many rods and cones are in the eye?[Correct Ans: - Abou...

Ophthalmic prescription is the formula to correct what? - To correct refractive anomalies in an individual patient With prism, do you have to specify the direction? - Yes What does Anisometropia and Antimetropia have in common? - Both may result in the condition where unequal images are sent to the brain by the eyes. Aniseikonia - The condition that cause two unequal images being sent to the brain What lenses do you use to fix Aniseikonia? - Iseikonic Lenses When a patient comes up with...