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In a darkened room at Toronto's Hospital for Sick Children, a baby, its head dotted with electrodes, sits in its mother's lap and watches flashing black and white checkerboards and stripes on a television screen. Soon after the test, doctors will know if the chil ....

Middle of Essay
.... waves that is more sensitive than methods previously available, " says Skarf. At the HSC, VEP's are used in a number of clinical applications: to determine whether a visual problem is cognitive; to assess whether babies who don't appear to see well will see better in the future; to determine a course of treatment for such problems in which one eye turns in or is weaker than the other eye. The second aspect of the researchers' work involves the development of a stimulator for stereopsis, or binocular vision, which is the fusing of images from both eyes into one picture that has depth. "The problem with testing binocular vision, " explains Skarf, "i ....