A lensometer is used to - Study guides, Class notes & Summaries

ABO Actual Exam (American Board of Opticianry Exam) With Complete Solutions| Multiple Choice With new glasses, a patient complains that things appear smaller. this could be caused by a. increase in plus power b. increase in minus power c. decrease in minus power d. astigmatism is uncorrected minus lenses minify the image (make things smaller) A person with diplopia: a. sees only one half of an object b. sees two objects c. sees objects divided d. has low visual acuity Di=two; d...

What is the largest cause of irreversible blindness? - Answer - Macular Degeneration What is the storing, copying, and archiving of computer data used to restore data after the original data has been lost? - Answer - Software back up Diabetic patients may have vision loss due to diabetic retinopathy. - Answer - True How many layers are there to the cornea? - Answer - Five What are the two main types of filing systems? - Answer - Numerical and alphabetical Which of the followi...

How are systemic medications administered? Answer Orally, injection (subcutaneously or intramuscularly) or intravenously How should drops be properly instilled into a patient's eye? Answer Into the lower cul de sac (lower fornix) What does the term idiosyncrasy refer to with ophthalmic drugs? Answer A bizarre, peculiar reaction to a drug that is not commonly seen, such as tremors, excitability or even collapse What is the name of the instrument used to neutralize lenses? Answer Lensome...

The correct transposed RX for -1.00-.50x37 is? - ANS -1.50 + 0.50 x 127 The correct transposition for +2.00 -2.00 x 060 is? - ANS Plano +2.00 x 150 An uncut lens must be at least _______ mm in diameter to allow the edging of a 54 mm round lens decentered 3 mm in: - ANS 60 mm A +3.00 sphere lens has a front base curve of +6.25. What is the back surface curve? - ANS -3.25 A -2.00 -1.00 x 045 lens has a front base curve of +6.25. What are the back surface curves? - ANS -8.25 -...

CPSS Optho Exam Questions with 100% Correct Answers A lensometer is used to: - Measure the patient's current spectacle prescription A neutral tone of voice may be perceived to indicate the person is bored, tired, indifferent or unenthusiastic - True A numerical value associated with the smallest objects a patient can see on a specific chart at a specific distance is called: - Visual Acuity A patient calling to schedule an appointment with sypmtooms of sudden vision loss can be s...

Certified Ophthalmic Assistant (COA) Study Guide JCAHPO | Verified Questions And Answers | 2024 Latest Quiz How are systemic medications administered? Orally, injection (subcutaneously or intramuscularly) or intravenously How should drops be properly instilled into a patient's eye? Into the lower cul de sac (lower fornix) What does the term idiosyncrasy refer to with ophthalmic drugs? A bizarre, peculiar reaction to a drug that is not commonly seen, such as tremors, excitability or even co...

"Haptic" lens is used in reference to - Scleral lens A aspheric PCC - Is a toric pcc and has a specific eccentricity value A bi-toric rigid lens will show - Two base curves on the radiuscope, sphero-cylindrical rx on the lensometer A bifocal design that utilizes a small central reading area and a distance periphery is - Reverese Centrad A dynamic flourescein pattern is best illuminated by - Cobalt blue light A finished contact lens will have the following properties - 1. Diameter cut to...

Certified Paraoptometric Test 106 Questions with Correct Answers 100% Verified What is the largest cause of irreversible blindness? - Correct Answers Macular Degeneration What is the storing, copying, and archiving of computer data used to restore data after the original data has been lost? - Correct Answers Software back up Diabetic patients may have vision loss due to diabetic retinopathy. - Correct Answers True How many layers are there to the cornea? - Correct Answers Five What ...

Certified Ophthalmic Assistant (COA) Exam Questions and Answers Updated 2024/2025 | Scored A+. How are systemic medications administered? - Answer Orally, injection (subcutaneously or intramuscularly) or intravenously How should drops be properly instilled into a patient's eye? - Answer Into the lower cul de sac (lower fornix) What does the term idiosyncrasy refer to with ophthalmic drugs? - Answer A bizarre, peculiar reaction to a drug that is not commonly seen, such as tremors, excitabil...

COA STUDY GUIDE QUESTIONS WITH COMPLETE SOLUTIONS Name the nine components of the ophthalmic history. - answerChief complaint, present illness, past ocular history, ocular medications, general medical and surgical history, systemic medications, allergies, social history, and family history. Why is it important to specifically ask a patient about the medications they are taking? - answerBecause certain medications may affect the eyes. What is the proper response to a patient's request fro...