If you are able to see and recognize objects, but unable to react to them appropriately (for example, you can't understand how to orient your hand appropriately to grasp a pencil), which of the following is true?

Question

Quizplus · Accepted Answer

This scenario describes a deficit known as optic ataxia, which arises from damage to the dorsal visual stream. This pathway is also known as the "where" or "how" stream because it helps guide our motor actions in response to visual information. Optic ataxia patients can recognize objects and their features, but have trouble using that information to guide their movements, resulting in impaired visually guided action. Therefore, option D is the correct choice - the patient has appropriate vision for perception, but compromised vision for action.

If You Are Able to See and Recognize Objects, but Unable