The notion that aphasia involves structures other than Broca's area comes from studies in which
a. damage to the corpus callosum produces aphasia.
b. CAT scans show decreased blood flow in structures located in the right posterior cortex when subjects read words aloud.
c. damage to the head of the caudate nucleus can produce a Broca-like aphasia.
d. CAT scans show increased blood flow in structures located in the right posterior cortex when subjects read words aloud.
e. hippocampal damage produces aphasia.
Answer: c. damage to the head of the caudate nucleus can produce a Broca-like aphasia.
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The authors of your text view Freud's ideas as
a. scientifically valid. b. metaphors. c. worthless. d. dangerous.
As part of the scientific method, scientists form testable predictions that can be observed and measured. These are called
A) theories. B) proofs. C) hypotheses. D) models.