Ivan has discovered how to tame neurons and keep them as pets. When he's bored, he sometimes starts an action potential going down the axon of each of his four pet neurons, just to see which one will "win" by releasing neurotransmitters first. All of his neurons have axons of the exact same length. Ivan's game got old fast, though, because one neuron always wins. The winner is always
A. Sue, the neuron with the most dendrites.
B. Harry, the neuron with the fattest axon.
C. Elspeth, the neuron with the largest axon hillock.
D. Johann, the neuron with the most potassium channels.
Answer: B
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A researcher interested in resolving the issue of whether emotional states play a causal role in cancer must answer which of the following questions? a. Is Type A personality a consistent trait?
b. Are people at risk for cancer also at risk for coronary heart disease? c. Does knowledge that one has cancer cause changes in emotional states, or vice versa? d. Do we have enough retrospective data to make an unambiguous conclusion?
The fact that the sensitivity of care parents provide for adoptive children predicts that child's attachment classification pattern in the same way that it does for biologically related children implies that
a. an adult's desire to be a parent is more important to a child's development than genetic ties to the child. b. an adult's genetic ties to a child are more important to a child's development than the adult's desire to be a parent. c. adoptive children have a harder developmental task than biologically related children. d. adoptive children have an easier developmental task than biologically related chidlren.
Thorndike made important contributions to all of the following fields except _____
a. educational psychology b. animal learning c. social psychology d. psychological testing
Levy attempted to eliminate subvocalization by requiring subjects to count while reading. Preventing subvocalizations reduced performance on a recognition memory test when the test sentences were
a. slight variations of the original sentences. c. neither a nor b. b. paraphrases of the original sentences. d. both a and b.