Ganel et al. (2008) designed a visual illusion (modified Ponzo illusion) in which one line appears to be longer than another, when, in reality, the opposite is true. Participants are asked to judge the line lengths and to reach and grab the ends of the lines. The results of this investigation reveal
A) the interaction of the ventral and dorsal stream.
B) that the visual illusion affects both the ventral and dorsal streams.
C) the effects of damage to the ventral pathway.
D) that the illusion only affects ventral stream processing.

Question

Quizplus · Accepted Answer

The study by Ganel et al. (2008) showed that the visual illusion affected only the ventral stream, which is responsible for perception, while the dorsal stream, responsible for action, was not affected.

Ganel Et Al