Your Text Describes a Study in Which Two-Day-Old Babies Were

question 169

Multiple Choice

Your text describes a study in which two-day-old babies were exposed to recordings of normal or backward speech. Blood flow in the babies' brains was measured. Dr. Lalonde wishes to replicate the study. Rather than measuring blood flow, however, Dr. Lalonde wishes to examine the brain's metabolism of glucose. What might Dr. Lalonde predict?

• A) Glucose metabolism should increase in the left hemisphere when either the normal or backward speech is played.
• B) Glucose metabolism should increase in the right hemisphere when either the normal or backward speech is played.
• C) Glucose metabolism should increase in the left hemisphere when the normal speech is played, but not when the backward speech is played.
• D) Glucose metabolism should increase in the left hemisphere when the normal speech is played and in the right hemisphere when the backward speech is played.

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