Visual Fields and Extraocular Muscle Function Test
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Questions and Answers

What is the rationale for evaluating near visual acuity using a handheld vision chart?

  • To determine color vision deficiencies
  • To assess peripheral vision
  • To check how well one sees details from a specific distance (correct)
  • To evaluate depth perception
  • At what distance should a handheld vision chart be held for assessing near visual acuity?

  • 18 inches
  • 8 inches
  • 12 inches
  • 14 inches (correct)
  • What is a sign of presbyopia during near visual acuity testing with a handheld vision chart?

  • Client moving the chart closer to the eyes
  • Client moving the chart away from the eyes to focus on print (correct)
  • Client blinking excessively
  • Client reporting colors appear different
  • What is the purpose of evaluating visual fields through Confrontation Test?

    <p>To evaluate peripheral vision</p> Signup and view all the answers

    During a Confrontation Test, at what distance should the practitioner position themselves from the client?

    <p>2 feet</p> Signup and view all the answers

    What should the client do during a Confrontation Test to assess visual fields?

    <p>Fix their gaze on the practitioner's nose with one uncovered eye</p> Signup and view all the answers

    What is the purpose of the corneal light reflex test?

    <p>To evaluate eye alignment</p> Signup and view all the answers

    What does an asymmetric position of the light reflex in the corneal light reflex test indicate?

    <p>Deviated alignment of the eyes</p> Signup and view all the answers

    During the Cover test, what is the purpose of using an opaque card to cover an eye?

    <p>To assess eye movement</p> Signup and view all the answers

    In the Finger Count method, what is considered an abnormal finding?

    <p>Delayed or absent perception</p> Signup and view all the answers

    What should be observed in the corneal light reflex test for normal alignment?

    <p>Parallel alignment of light reflection on corneas</p> Signup and view all the answers

    If a client's eyes show asymmetric position of the light reflex during the corneal light reflex test, what might be the cause?

    <p>Muscle weakness or paralysis</p> Signup and view all the answers

    Which test involves covering one of the client's eyes with an opaque card and observing the uncovered eye for movement?

    <p>Cover-uncover test</p> Signup and view all the answers

    What does it indicate if the uncovered eye moves to establish focus when the opposite eye is covered?

    <p>Phoria</p> Signup and view all the answers

    Which term is used to describe the inward turn of the eye (cross-eyed)?

    <p>Esotropia</p> Signup and view all the answers

    What is the function of Cranial Nerve III in relation to eye movements?

    <p>Controls eye movement</p> Signup and view all the answers

    What does the Convergence test assess?

    <p>Eye muscle strength</p> Signup and view all the answers

    During a Position test to assess eye muscle strength, how many cardinal positions of gaze are typically evaluated?

    <p>Six</p> Signup and view all the answers

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