eye movement

• Movimento voluntário ou involuntário dos olhos, incluindo sacadas, rastreamento suave e vergência, essencial para a visão e frequentemente estudado em psicologia, neurologia e oftalmologia.

The voluntary or involuntary movement of the eyes, including saccades, smooth pursuit, and vergence, which is essential for vision and often studied in psychology, neurology, and ophthalmology.

1. Voluntary eye movementB2formal

   The deliberate and controlled movement of the eyes to shift focus or track objects.

   Movimento ocular voluntário

   • The doctor asked the patient to perform voluntary eye movements to test muscle function.
   • Reading requires rapid voluntary eye movements across the page.
   • Voluntary eye movements are controlled by the oculomotor system.

2. Involuntary eye movementB2formal

   Reflexive or unconscious movements of the eyes, such as nystagmus or saccades.

   Movimento ocular involuntário

   • Involuntary eye movements can be a sign of neurological disorders.
   • Nystagmus is a condition characterized by rapid involuntary eye movements.
   • During sleep, rapid eye movements (REM) are associated with dreaming.

3. Non-verbal communicationB1informal

   The use of eye movements to convey emotions, intentions, or reactions without words.

   Comunicação não verbal

   • His eye movement towards the door suggested he wanted to leave.
   • She used subtle eye movements to signal agreement during the meeting.
   • Eye movement can reveal a person's interest or discomfort in a conversation.