The idea of a hierarchical system of visual perception is challenged by which of the following?
A. Single visual neurons are not capable of responding simultaneously to changes in two dimensions, such as orientation and movement.
B. A visual hierarchy would require a very large number of "grandmother" cells.
C. Single visual neurons can easily incorporate complex input from memory systems.
D. Hierarchies help us predict how other species "see."
Answer: B
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According to Erikson, a toddler who is given opportunities to explore and manipulate things in their environment and who is encouraged to investigate will gain a sense of
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a. a correlational approach. b. modeling. c. a post hoc approach. d. a retrospective approach.
The endolymph surrounding hair cells differs from other extracellular fluids in that it contains a
A. smaller than normal concentration of sodium. B. larger than normal concentration of sodium. C. smaller than normal concentration of potassium. D. larger than normal concentration of potassium.