Which of the following statements is true of dendrites?
A. They extend trunk-like from the cell body in a neuron.
B. They are short fibers that constitute neurons.
C. They account for much of the difference in length in neurons.
D. They become shorter as a child develops.
Answer: B
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The ______ Prozac (also called fluoxetine) ______.
A. atypical antidepressant; inhibits serotonin reuptake B. monoamine oxidase inhibitor; inhibits dopamine reuptake C. SNRI; stimulates serotonin production D. second-generation antidepressant; stimulates dopamine production
In studies involving children, many child development specialists believe that
A) debriefing should not be used. B) deception should not be used. C) deception and debriefing should be used in the same manner they are used with adults. D) deception should be used only if the risk of harm is minimal.
Why do drive-reduction approaches fail to offer a complete account of human motivation?
A. People are sometimes motivated to increase rather than decrease their level of stimulation. B. Drive-reduction approaches offer much better explanations of behaviors motivated by secondary drives than of behaviors motivated by primary drives. C. Drive-reduction approaches are vague about what, or even how many, primary drives exist. D. Homeostasis does not accurately describe the mechanism by which primary drives operate.
In the retina, amacrine cells:
a. Connect photoreceptors to horizontal cells b. Help combine information from adjacent ganglion cells c. Connect rods with cones d. Are not found in the fovea