Ord: somatisk input

Drawing of PET scans of the left celebral hemisphere shows that areas of relative neuronal activation
due to when subjects performed various activities.

A: Looking at words activated the primary visual cortex and part of the visual association cortex.
B: Listening to words activated an are at the junction of the temporal and the parietal cortex.
C: Speaking words activated Broca's area and the adjacent frontal lobe.
D: Thinking about words activated large areas, including most of the frontal lobe.