By varying the ______ between neural spikes, neurons can convey complex information about stimulus intensity.
A. interval
B. amplitude
C. polarity
D. direction
Answer: A
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Support for the environmentalist viewpoint of intelligence comes from
a. the finding that the environment accounts for 70 to 80 percent of intelligence. b. studies showing that children reared by the same mother resemble her IQ to the same degree, whether or not they share her genes. c. studies showing that test tube baby twins have IQs more similar to the surrogate mother than to the natural mother. d. studies demonstrating greater similarity between a child's intelligence and their biological, rather than their adoptive, parents.
Which of the following has NOT been associated with short-term stress?
A. improved immune system response B. death of malignant and invading cells C. autoimmune disorders D. protection against viruses and bacteria
The mass media have little impact on attitude formation
a. True b. False
The corpus callosum is a
A) large medical dictionary. B) source of hypothalamic hormones. C) membership directory of the Society for Neuroscience. D) part of the neocortex. E) neural pathway that connects the left and right hemispheres.