COA Practice Exam Questions and Correct Answers/ Latest Update / Already Graded

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COA Practice Exam Questions and
Correct Answers/ Latest Update /
Already Graded
While performing an automated visual field test, your patient has 2 or

more false negatives. The best course of action is:


a. Make sure the fellow eye is patched properly


b. Let the patient take a break


c. Remind the patient to look only at the fixation light


d. Increase the stimulus size


Ans: b. Let the patient take a break




As you are instructing a patient how to take an automated visual

field test, the patient states they cannot see the fixation light. Your

next step would be:


a. Tape the patient's upper eye lid


b. Increase the stimulus size

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c. Change the fixation target to a diamond


d. Remove the patch from the fellow eye


Ans: c. Change the fixation target to a diamond




Which of the following instructions are important to tell patients when

performing an automated visual field test?


a. Tell me when you see a light


b. Push the button when you see very bright lights


c. Do not blink during the test


d. Push the button when you see any light


e. Be sure not to miss any lights


Ans: d. Push the button when you see any light




A patient doesn't push the response button when a light is presented

to him during an automated visual field test. A light is again

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presented to the patient in the same point of the visual field only this

time it's a brighter light. This is an example of:


a. Kinetic VFT


b. Threshold VFT


c. False negatives


d. Fixation loss


Ans: b. Threshold VFT




A patient responds to light that is presented with a visual field

machine has already determined his Blindspot is. This is an example

of:


a. A false negative


b. Kinetic VFT


c. Threshold VFT


d. A fixation loss