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Saccade: Quiz


Question 1: Saccades, as well as microsaccades, can be distinguished from other eye movements (ocular tremor, ocular drift, ________) using their ballistic nature: their top velocity is proportional to their length.
Medial longitudinal fasciculusSmooth pursuitVisual systemEye movement (sensory)

Question 2: One reason for the saccadic movement of the human eye is that the central part of the retina—known as the ________—plays a critical role in resolving objects.
Photoreceptor cellFovea centralis in maculaCiliary muscleSensory system

Question 3: This property can be used in ________ for saccade detection in eye tracking data.
Algorithm characterizationsAlan TuringAlgorithmLogic

Question 4: These microsaccades are tiny movements, roughly 20 ________ (one five thousandth of a degree) in excursion and are completely imperceptible under normal circumstances.
LatitudeAngleLongitudeMinute of arc

Question 5: Pathological slow phases may either be due to an imbalance in the vestibular system, or damage to the ________ "neural integrator" that normally holds the eyes in place.
Grey matterWhite matterHuman brainBrainstem

Question 6: For example, ________ is characterized by an increase of antisaccade errors and an increase in delays for visually guided saccade.
Attention-deficit hyperactivity disorderMajor depressive disorderBipolar disorderSchizophrenia


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