© 2019 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible web-
site, in whole or in part.
• MRI and PET studies demonstrate that the two hemispheres perform different cognitive functions.
12. Discussion of Wigan’s comment. Answers will vary. The answers may include discussions of the differ-
13. Dichotic listening. Some possible visual stimuli for dichotic listening experiments:
• Printed words to read. (We would expect to get fewer errors when reporting stimuli presented in the
14. Utterances of Broca’s and Wernicke’s aphasics.
a. W
15. Hamlet. Possible arguments that Hamlet was a Wernicke’s aphasic:
• His speech here makes little sense.
16. Research projects.
a. Perfect pitch. Answers will vary. A student’s answer should include a definition of “perfect pitch” and
an explanation of how this relates to the critical-age hypothesis. An answer might include some of the
b. Brain Imaging Technologies. Answers will vary. The sample answer below is based on information
found at www.radiologyinfo.org, www.mayfieldclinic.com and www.nmr.mgh.harvard.edu/martinos