The specific biological system that is activated in the alarm reaction phase of the general adaptation syndrome is the ____
a. ?melatonergic system
b. ?sympathetic nervous system
c. ?parasympathetic nervous system
d. ?limbic system
ANSWER:
b
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When Valentine and Mesout (2009) fitted visitors to the London Dungeon with a wireless heart monitor, they found that
a. higher anxiety levels were associated with more accurate eyewitness identification. b. higher anxiety levels were associated with less accurate eyewitness identification. c. heart rate corresponded to arousal level. d. heart rate corresponded to the number of perpetrators encountered.
Sandy asked Professor Alperson how decreased volumes in cortical structures and enlarged ventricles predispose a person to schizophrenia. Having read the recent research, Professor Alperson says, ____
a. "They reduce dopamine activity in the brain by blocking dopamine receptor sites in post-synaptic neurons." b. "They increase the availability of dopamine and norepinephrine in the brain and increase the severity of the symptoms." c. "They may create subconnections between different brain regions, thereby overloading neural circuitry." d. "They may result in weak or aberrant connections between the different brain regions, leading to reductions in the integrative function of the brain."
All of the following statements are true of the normal distribution EXCEPT
a. the mean and median coincide. b. the most common scores lie near the mean. c. the more rare the score is, the further from the mean it lies. d. nearly all the scores lie outside of two standard deviations of the mean.
People with normal vision will perceive a pyramid whether they see the object from the side, top, or any other angle as long as the object is, in fact, a pyramid. This is the law of:
a. shape constancy. b. size constancy. c. figure-ground. d. visual angle.