During LTP, the first few pulses of glutamate:
a. Dislodge the magnesium ions from the NMDA receptor
b. Allow sodium and calcium ions to enter
c. Increase the likelihood the neuron will fire, and increase the number and sensitivity of AMPA receptors
d. All of the above
D
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Suppose you have been conditioned to show increased heart rate at the sight of a venomous snake. What would you have to do to demonstrate stimulus generalization? a. Continue your increased heart rate long after the snake has left. b. Increase your heart rate at the sight of a harmless snake
c. Decrease your heart rate after the snake has left. d. Report unpleasant dreams about a venomous snake.
Free association is an example of a common factor in different therapies.
Answer the following statement true (T) or false (F)
All but which of the following serve as buffers against stress?
a. self-efficacy b. social support c. hardiness d. optimism e. external locus of control
Conditioned inhibition is:
a. a loss of responding that results from the repeated presentation of a conditioned stimulus without an unconditioned stimulus b. the return of a conditioned response that had been extinguished, after a period of nonexposure to the conditioned stimulus c. learning that an event signals the absence or nonoccurrence of the unconditioned stimulus d. a procedure that uses an established conditioned stimulus to condition a response to a second, neutral stimulus