Even at rest, most neurons have periodic production of action potentials, known as the ____.
A. spontaneous firing rate
B. excitatory firing rate
C. all-or-none law
D. law of compensation
Answer: A
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After experiencing months of poor sleep, Ray is evaluated in a sleep laboratory. After his evaluation, his doctor tells him that he is suffering from sleep apnea. This means that Ray has:
A. a disorder in which he falls asleep uncontrollably during the day but not at night B. insomnia caused by anxiety C. insomnia caused by the excessive use of sedatives during the day D. a condition in which he stops breathing while he sleeps
Which of the following statements is true about neonatal mortality in the United States?
Neonatal mortality is over twice as high for Latinos as for Whites, due primarily to greater poverty and lower access to high-quality medical care among Latinos. Neonatal mortality is over twice as high for Asian Americans as for Whites, due primarily to greater poverty and lower access to high-quality medical care among Asian Americans. Neonatal mortality is over twice as high for Whites as for African Americans, due primarily to greater poverty and lower access to high-quality medical care among Whites. Neonatal mortality is over twice as high for African Americans as for Whites, due primarily to greater poverty and lower access to high-quality medical care among African Americans.
One evening after work, Barbara arrives home in a very bad mood. Noticing this, her husband James asks her why she seems so angry and upset
Barbara hadn't thought about her mood before James mentioned it, and now she thinks hard about what has caused her to be so sullen. She decides that it was because she was hungry and tired, and she tells James so. Barbara is ________ her behavior. a. constructing a causal theory about b. making an excuse for c. attempting to discount d. overjustifying
The __________ is the proposal that psychological and behavioral differences between males and females become more pronounced in the transition from childhood to adolescence because of social pressure to conform to culturally prescribed gender roles.
A. sexual labeling theory B. gender-based speculation hypothesis C. sexual identification theory D. gender-intensification hypothesis