In order to detect the electrical activity of a single neuron, a scientist would most likely use
a. ESB.
b. a microelectrode.
c. PET.
d. fMRI.
ANSWER: b
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Follow-up research designed to evaluate specific components of Piaget's theory of cognitive development has shown that:
a. symbolic thought emerges later than Piaget had suggested b. children do not have the unique internal schemata that Piaget had suggested c. children's schemata do not change systematically over time d. object permanence emerges earlier than Piaget had suggested
The adrenal medulla secretes corticoids, while the adrenal cortex secretes epinephrine and norepinephrine
Indicate whether the statement is true or false
Sandy's favorite activity is to go to Las Vegas and play the slot machines. Her gambling behavior is being reinforced on a __________ schedule
a) fixed-ratio b) fixed-interval c) variable-ratio d) variable-interval
State-dependent learning is superior for retrieval of information when the organism
A) is highly motivated to perform. B) stores information while very emotional. C) is very relaxed. D) is in the same state as it was during encoding.