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ABV KMK Ocular Motility Exam Questions & Answers 2024/2025 $8.99   Add to cart

Exam (elaborations)

ABV KMK Ocular Motility Exam Questions & Answers 2024/2025

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ABV KMK Ocular Motility Exam Questions & Answers 2024/2025 What are the axes of listings plane? - ANSWERSY: line of sight through center of rotation X: horizontal Z: vertical Muscle plane - ANSWERSDirection of pull from EOM COR/insertion Axis of rotation - ANSWERSAround which the eye r...

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  • September 9, 2024
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  • 2024/2025
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  • ABV KMK Ocular Motility
  • ABV KMK Ocular Motility
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ABV KMK Ocular Motility Exam
Questions & Answers 2024/2025

What are the axes of listings plane? - ANSWERSY: line of sight through center of rotation

X: horizontal

Z: vertical



Muscle plane - ANSWERSDirection of pull from EOM COR/insertion



Axis of rotation - ANSWERSAround which the eye rotates when acted by an EOM -> perpendicular to
muscle plane



Tangential point - ANSWERSWhere the muscle 1st contacts the globe



Arc of contact - ANSWERSThe area where the EOM exterts its action: between the tangential point and
point of insertion



Spiral of Tillaux - ANSWERSMR (5.5)

IR (6.5)

LR (6.9)

SR (7.7)



What is the antagonist of the SO according to Sherrington's law? - ANSWERSIO



What is the difference between the VOR and the OKR? - ANSWERSVOR: short head movements (under
30s)

OKR: long head movements (over 30s)

, Velocity of VOR - ANSWERS300 deg/s



Latency of VOR - ANSWERS15 ms



Describe the phases of the VOR - ANSWERSSlow phase: opposite to head movement

Fast phase: same as head movement



Caloric testing: warm water in the right ear -> slow phase will be - ANSWERSWS -> fast phase right so
SLOW PHASE IS LEFT



Null point of nystagmus - ANSWERSNo nystagmus



Neutral point of nystagmus - ANSWERSPoint where nystagmus switches directions



Which is normal? End-point of Gaze-evoked nystagmus? - ANSWERSEnd-point



optokinetic nystagmus vs. optokinetic reflex - ANSWERSOKN: head still, moving object

OKR: prolonged head movement after VOR



velocity of saccades - ANSWERS1000 deg/s



Latency of saccades - ANSWERS200 ms



A lesion in the right FEF will affect saccades to the - ANSWERSLeft (eye will be turned right)



Types of inappropriate saccades - ANSWERSSquare wave jerk

Ocular flutter

Opsoclonus

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