Question

Studies of cortical organization in blind people have shown that, compared to sighted people,

a.blind people show increased activity in the occipital cortex when sweeping their fingers over rough surfaces and when given tactile discrimination tasks.

b. blind people show increased activity in the occipital cortex when given tactile discrimination tasks but not when sweeping their fingers over rough surfaces.

c.blind people show decreased activity in the occipital cortex when sweeping their fingers over rough surfaces and when given tactile discrimination tasks.

d. blind people show decreased activity in the occipital cortex when given tactile discrimination tasks but not when sweeping their fingers over rough surfaces.

Answer

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