When focusing on a close object that is directly in front of you, eye muscles contract to turn your eyes inward towards the nose. This is called _______________.
A) convergence
B) retinal disparity
C) monocular depth
D) binocular depth

Question

Quizplus · Accepted Answer

Convergence is the term used for the inward movement of both eyes towards each other when viewing an object up close. Retinal disparity refers to the slight difference in the images seen by the left and right eye. Monocular depth and binocular depth are related to perception of depth using one eye or both eyes, respectively.

When Focusing on a Close Object That Is Directly in Front