Research by Petitto and colleagues (2000) examining PET scans of both vocal and sign language users indicates that a region of the frontal cortex called __________ is probably responsible for grammatical sequences in language.
A) the auditory cortex
B) the motor centre
C) the insula
D) Wernicke's area
E) Broca's area

Question

Quizplus · Accepted Answer

Petitto and colleagues' research using PET scans showed that both vocal and sign language users activate Broca's area, a region in the frontal cortex, when processing grammatical sequences in language. This suggests that Broca's area is responsible for this aspect of language processing, regardless of whether the language is spoken or signed.

Research by Petitto and Colleagues (2000) Examining PET Scans of Both