Individuals' productivity typically ____ in larger groups, partly due to ____
a. declines; reduced efficiency due to the loss of coordination among group members' efforts
b. declines; positive reinforcement from other group members for reduced productivity
c. increases; concern about being observed and evaluated by other group members
d. increases; commitment to the group's goals
A
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Which of the following individuals is most likely to suffer from delayed ejaculation disorder?
A. Paul, who is taking an SSRI for depression B. Carson, who is getting regular allergy injections C. Zeke, who is uncircumcised D. Dak, who was recently diagnosed with tachycardia
One problem with using archival data (e.g., existing records of disturbances) to demonstrate that exposure to uncomfortable levels of heat causes people to behave aggressively is that
A) more people might simply be outside on a warm day than on a cold day. B) by definition, people who participate in disturbances are not a random sample. C) it is difficult to access such records. D) the records focus on the past 200 years. E) such disturbances do not involve the kind of aggression of interest to social psychologists.
In computer-aided assessment techniques like PET and MRI, different colors are used to represent
a. different levels of brain activity. b. different types of brain waves. c. the presence of different neurotransmitters. d. different brain regions.
Which of the following statements about synaptic events is TRUE:
A. presynaptic terminals usually do not contain mitochondria B. calcium influx is not essential for synaptic transmission c. transmitters in the synaptic gap can be inactivated by diffusion D. sodium influx is essential for transmitter release E. a major excitatory transmitter is GABA