Because of the phenomenon of spontaneous recovery, psychologists believe that
a. extinction of a CR can never really occur.
b. extinction of a CS can never really occur.
c. the CR is not really extinguished but merely inhibited during extinction trials.
d. the UR is not really extinguished but merely inhibited during extinction trials.
C
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A __________ proposes a relationship among observed events
a. science c. prediction b. theory d. school of psychology
The visual paths in the temporal cortex collectively are referred to as the ____.
A. ventral stream B. dorsal stream C. lateral stream D. magnoparvocellular pathway
Which of the following systems is norepinephrine not believed to be involved in?
A. Endocrine B. Arousal C. Movement D. Sleep
In the mammalian CNS, neural repair may be difficult because:
a. The adult nervous system makes too much of the chemical for growth, so the cell does not "know" in which direction to grow b. Scar tissue may block the original pathway c. The immune cells necessary for protection of the neuron during growth are no longer in the vicinity d. Glial cells are absent