If sodium is prevented from passing through the neuronal membrane,
a. the neuron has just fired. c. both a & b
b. the neuron is in the refractory period. d. none of these
C
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As we learn more about human behavior and mental disorders, research suggests that ____
a. behavioral explanations are superior to the others b. cultural factors are more important than biological or psychological factors c. biological, psychological, and cultural factors are all important d. most of the models are so different that there is little room for their integration
China has experienced skyrocketing rates of obesity over the last 30 years. How do researchers explain this phenomenon?
a. The Chinese population is more sedentary than other Asian people. b. The rise of Western-style fast food restaurants has become increasingly popular in China. c. The rise of technology such as automated transportation has reduced the amount of daily exercise for Chinese citizens. d. The Chinese diet tends to have a large percentage of starchy, high-carbohydrate foods, which leads to more overall calories per serving.