The central nervous system is made up of two components:
A. brain and spinal cord
B. sensory organs and afferent nerves
C. brain and efferent nerves
D. brain and somatic nerves
Answer: A
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A study of patients with amnesia reveals that people ____.
A. lose all aspects of memory equally B. have predictable memory loss C. can be categorized into distinct forms of memory loss D. do not lose all aspects of memory equally
The __________ hypothesis suggests that we carry around an evolutionary tendency to respond quickly to stimuli that our ancestors once feared
Fill in the blanks with correct word
According to the article Zipping Up the Genes about twins reared apart, when a trait is measured within a
group and some differences are found within the group, the statistic usually used to describe the differences is the (a) mean (b) average (c) variance (d) median
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.