What evidence, if any, shows that newborn infants hear a difference between "ba" and "pa"?
a. Infants often copy these sounds
b. After habituating to "ba," an infant sucks harder after hearing "pa.".
c. Infants smile when they hear "ba" but frown when they hear "pa.".
d. No evidence supports this conclusion.
b
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In response to nervous system injury, neurotrophins ____
a. cause the neuron's death b. reduce inflammation due to this injury c. increase regrowth of damaged axons d. promote apoptosis
______________ is a broad field of study that includes how individuals perceive and think about other people, as well as how the presence of other people can influence individuals' behaviors
A) Social psychology B) Sociology C) Anthropology D) Social philosophy
How did Democritus account for perception?
a. Objects give off eidola, or thin ribbons of atoms, that strike the sense organs and create perceptions. b. Perceptions are a function of the elements and are, like the elements, eternal. c. Perceptions are made of elements but are corrupted by residing in imperfect human minds. d. Objects only exist to the extent they are perceived; thus, perception creates the world.
Studies by Keller and Marian Breland found that many animals exhibit instinctive drift. What does this mean?
a. The animals studied could not learn any skills even with the use of reinforcement. b. The animals studied would learn skills through reinforcement but eventually revert back to their genetically controlled patterns of behavior. c. The animals studied would learn skills through reinforcement and they remained that way no matter how much reinforcement they were given. d. The animals studied could only learn skills similar to those found in the wild.