Myelinated axons consume less energy than unmyelinated axons because ______.
A. action potentials occur faster
B. the sodium-potassium pumps have less work to do
C. graded potentials do not consume energy
D. the sodium-potassium pumps are more efficient on these neurons
Answer: B
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What is the best analogy for Titchener's mission for psychology?
a) a chart listing basic chemical elements b) a list of courses required for graduation c) a list of types of clothing sold at a retail outlet d) a computer program for word processing a term paper
Many people believe that there are more deaths in the United States each year due to tornadoes than deaths due to asthma, even though asthma kills more people. This mistaken belief is due in part to the reports of tornadoes being more vivid. This is an example of how our judgments are affected by
A. the availability heuristic. B. the representativeness heuristic. C. the confirmation bias. D. loss aversion.
The placebo effect
a. plays a minimal role in behavioral pharmacology research. b. may be responsible for up to 75% of the effectiveness of antidepressant drugs. c. may be responsible for up to 50% of the effectiveness of pain relievers. d. is an important consideration in designing behavioral pharmacology research studies. e. relates to all of b., c., and d. above.
Evolutionary approaches emphasize the great differences between modern people and our remote
ancestors. Indicate whether the statement is true or false.