Although his ability to speak is otherwise normal, a patient suffering from a stroke is having difficulty naming common everyday objects, such as tools. In order to determine which part of the brain is functioning abnormally, his doctor may use which of the following techniques?
a. Inject the patient with horseradish peroxidase and look at his brain during an autopsy
b. Do a CT scan on the brain to see what area is not functioning.
c. Use functional magnetic resonance imaging (fMRI) to compare the activity of the brains of the patient and normal volunteers when they are presented with pictures of various tools.
d. During neurosurgery on the patient, stimulate his brain to see what part is not functioning.
c
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The most common criticism of Kohlberg's cognitive-developmental explanation of gender typing is that
a. children often acquire gender-typed behaviors and preferences before they acquire gender stability and consistency. b. his proposed sex differences in the rate at which boys acquire gender versus girls remains unsupported. c. there is no evidence that the development of cognitive skills is related to the acquisition of gender typing. d. it places too much emphasis on hormonal factors.
According to the three-stage model of memory, information is held for only a fraction of a second in:
A) intermediate storage. B) long-term storage. C) sensory storage. D) short-term storage.
When other treatments fail, electroconvulsive therapy has been proven to be successful in the treatment of __________.
A. schizophrenia B. bipolar disorder C. severe depression D. obsessive-compulsive disorder
Chuck goes to work five days a week, but gets paid after every two weeks. What schedule of reinforcement is this?
a. variable interval b. fixed interval c. variable-ratio d. fixed-ratio