Antimetropia Study guides, Class notes & Summaries
Looking for the best study guides, study notes and summaries about Antimetropia? On this page you'll find 158 study documents about Antimetropia.
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ABO Exam Questions and Answers 2023 Complete (100%Verified).
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ABO Exam Questions and Answers 2023 Complete (100%Verified). 
Name the 3 types of tunics of the eye, and what areas of the eye they consist of. - 
Correct Answer-1. Fibrous: cornea and sclera (outer protective coating) 
2. Vascular: iris, ciliary body and choroid (uveal tract) 
3. Neural: retina 
During accommodation, what 3 things do the eyes do? - Correct Answer-1. Ciliary 
muscle relaxes allowing for thickening of crystalline lens 
2. Eyes converge 
3. Pupils constrict 
What happens with Anis...
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ABO Advanced Predicted Questions and Correct Answers 2024
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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...
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ABO Exam 2024 Latest Update!!
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Name the 3 types of tunics of the eye, and what areas of the eye they consist of. - ANSWER 1. Fibrous: cornea and sclera (outer protective coating) 
 
2. Vascular: iris, ciliary body and choroid (uveal tract) 
 
3. Neural: retina 
 
During accommodation, what 3 things do the eyes do? - ANSWER 1. Ciliary muscle relaxes allowing for thickening of crystalline lens 
2. Eyes converge 
3. Pupils constrict 
 
What happens with Aniseikonia? - ANSWER The ocular image of an object with one eye differs in ...
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Optician ABO Exam Questions and Answers 100% Pass
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Optician ABO Exam Questions and Answers 100% Pass 
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'A' measurement, 'B' measurement, and geometrical center - Answer-what does the 
boxing system find 
1 inch = - Answer-25.4 mm 
1 meter = - Answer-39.37 inches 
1.53 - Answer-the refractive index to which Optical tools and gauges are calibrated is 
1.66 - Answer-refractive index of hi index 1.66 
1.74 - Answer-refractive index of hi index 1.74 
1.498 - Answer-refractive index of cr-39 
1.523 - Answer-the index of refraction of cro...
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ABO sample Questions with Complete Solutions
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ABO sample Questions with Complete Solutions 
When light is refraction by a prism it is: 
a. Bent toward the apex 
b, Bent toward the base 
c. Not bent 
d. Reflected -Answer-B. Bent toward the base 
A prism always bends light toward its base. 
Prisms: 
I. Always bend light toward the base 
II. Always bend light toward the apex 
III. Cause chromatic Dispersion 
IV. Move the image toward the apex 
V. Are sometimes prescribed for muscle problems -Answer-I. Always bend light toward 
base 
III. Cause...
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ABO Exam Questions and Answers 2023 Complete;100% verified
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ABO Exam Questions and Answers 2023 Complete;100% verified 
 
Name the 3 types of tunics of the eye, and what areas of the eye they consist of. 
1. Fibrous: cornea and sclera (outer protective coating) 
 
2. Vascular: iris, ciliary body and choroid (uveal tract) 
 
3. Neural: retina 
During accommodation, what 3 things do the eyes do? 
1. Ciliary muscle relaxes allowing for thickening of crystalline lens 
2. Eyes converge 
3. Pupils constrict 
What happens with Aniseikonia? 
The ocular image of ...
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ABO Exam Questions and Answers 2023 Complete (100%Verified).
- Exam (elaborations) • 3 pages • 2023
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ABO Exam Questions and Answers 2023 Complete (100%Verified). 
Name the 3 types of tunics of the eye, and what areas of the eye they consist of. - 
Correct Answer-1. Fibrous: cornea and sclera (outer protective coating) 
2. Vascular: iris, ciliary body and choroid (uveal tract) 
3. Neural: retina 
During accommodation, what 3 things do the eyes do? - Correct Answer-1. Ciliary 
muscle relaxes allowing for thickening of crystalline lens 
2. Eyes converge 
3. Pupils constrict 
What happens with Anis...
-
ABO Exam Questions and Answers 2024 Complete 100% verified
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ABO Exam Questions and Answers 2024 Complete 100% 
verified 
Change a bifocal Rx to a single vision Rx - Add the bifocal power to the sphere powers. 
OD: -0.50 
OS: -0.25-0.25x172 
Add: +1.75 
Turns intoOD: +1.25 
OS: +1.50-0.25x172 
Anisometropia - There is a difference of 3 diopters between both eyes; when the vision of the 
eyes differs by a large margin. 
Antimetropia - Refers to Rx's that differ in sign. 
Ex. OD: +0.25 
OS: -0.75 
Simple Hyperopia - The Rx will be a + sphere 
Simple Myopia...
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ABO NCLE (All Correct 100%)
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The refractive astigmatism indicated by the RX 
+1.50 -1.75 x 35 is correct answers Mixed 
 
The patient's RX is -1.75 -.50 x 120 with a +2.00 ADD standard trifocal. What is the power through the intermediate? correct answers -.75 -.50 x 120 
 
The Geneva lens measure is designed to measure correct answers Lens curvature 
 
The focal length of a +5.00 diopter lens is correct answers 20 cm 
 
The problem of prismatic imbalance at the reading level is called correct answers Anisometropia 
 
Whic...
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ABO, ABO Study Guide 2023/2024 QUESTIONS AND ANSWERS GRADED A+
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Prentice Rule - ANS (Power x distance in mm) /10 
Cornea index of refraction - ANS 1.37 
Tear Film, Vitreous index of refraction - ANS 1.33 
Crystalline lens index of refraction - ANS 1.42 
Optical Standard index of refraction - ANS 1.53 
Crown Glass index of refraction - ANS 1.523 
High index of refraction - ANS 1.74 
CR-39 index of refraction - ANS 1.49/1.50 
Poly index of refraction - ANS 1.586 
Air - ANS 1.00 
How fast does light travel throu...
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