What is the relationship between recognition and top-down processing?
What will be an ideal response?
Recognition is the ability to match a presented item with an item in memory. Recognition is necessary for top-down processing, which requires knowledge of existing objects. A person recognizes an unfamiliar chair as being a chair, and her perception of the new chair is shaped by her knowledge of chairs in general.
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Increasing excitatory signals above the threshold for neural activation will not affect the intensity of an action potential. This indicates that a neuron's reaction is
A) inhibited by the myelin sheath. B) delayed by the refractory period. C) an all-or-none response. D) dependent on neurotransmitter molecules. E) primarily electrical rather than chemical.
The social cognition approach is based on the notion that humans are often motivated to
a. be accurate in their perceptions and inferences. b. enhance their self-esteem. c. seek out reinforcers and avoid punishers. d. justify their behaviors.