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ABO Practice Test Exam Questions And Correct Answers When discussing thick lenses, the factors which are considered in computing the lens power are: a. front curve, thickness and index b. back curve, thickness and index c. front curve, back curve and thickness d. front curve, back curve, thick...

Book 1 - ABO STUDY GUIDE 3 Questions And Correct Answers When accommodation is at rest, rays of light from a distant source come to focus in front of the retina. this condition is known as? - answermyopia a four yr old child is brought to you for their first pair of glasses. the right eye is tur...

Advanced ABO Exam Questions With Correct Answers What two subgroups can type A blood be broken down into? A1 & A2 What antigens does the phenotype A1 have? A1 and A What antigens do people with the phenotype A2 have on their RBCs? A only Do A1 or A2 individuals have more antigens on the surf...

ABO Advanced Formulas Resolving Prism= - answerVertical = (prism)(sin angle) Horizontal = (prism) (cos angle) Resultant Prism= - answerThe square root of (Vertical prism^2) + (Horizontal prism^2) tan a=V/H Shape Factor= - answer1/1-(T/NxF) T=center thickness in m N= index of refraction of len...

ABO Advance Study Guide Questions With Correct Answers When taking seg height measurements, which of the following situations could result in a parallax error? - answerPatient sitting/ dispenser standing erect Which of the following is not significant in identifying the problem of vertical imbal...

ABO Advance Questions With Correct Answers The amount of reflection of each surface of CR-39 lenses is approximately - answer4% The absorption of light in lenses is classified by two variables. What are they? A. base curve and thickness B. index of refraction and thickness C. thickness and len...

ABO EXAM PRACTICE PART TWO Questions And Correct Answers A pair of eye with a distance P.D. =68mm, converge for a reading an average of about - answer3 to 4 mm if the pupillary distance is measured while the patient is focusing on a point 30 inches in front of the eyes, the P.D. measured is kno...

ABO Practice Questions And Correct Answers How do you lower the front of the frame? - answerMove nose pads further apart or increase pantoscopic tilt (2 degrees = 1mm) If the wearer complains that the glasses feel snug but still slip down the nose, one likely cause is that? - answerPressure is ...

ABO Study Guide Review Questions And Correct Answers Fibrous tunic, Vascular tunic, and Nervous tunic - answerThe eye is made up of three layers, they are the: Epithelium, Bowman's membrane, Stroma, Descemets membrane and the Endothelium. - answerThe cornea consists of 5 layers which in order ...