How does cocaine induce a sense of exhilaration?
A. By decreasing the activity of the main excitatory neurotransmitter in the brain
B. By increasing the availability of dopamine and serotonin in synapses
C. By producing a long but mild sense of euphoria
D. By increasing the higher social regulatory functions of the cerebral cortex
Answer: B
You might also like to view...
Children gain which of the following skills as their locomotor skills develop?
a. New ways of remaining close to the object of attachment b. New ways for investigating the environment c. New strategies for coping with stressful situations d. All of these
Which of the following is not true of A.A.?
a. it advocates relinquishing control to a higher power b. it advocates making direct amends to people harmed by an individuals drinking c. with it's emphasis on God, the program is only appropriate for those who accept Western religious beliefs d. nonalcoholics may not attend closed meetings
In the late 1950s, the United States began placing greater stress on high school math and science in response to
A) the rapid spread of computer technology and the Internet. B) international surveys showing that American students scored poorly in math and science. C) the launching of space satellite Sputnik I by Soviet Russia. D) complaints by business leaders about a shortage of technicians.
When presynaptic neurons are active and postsynaptic neurons fire at the same time, ______.
A. one cancels the effects of the other B. the synapse is strengthened C. no neurotransmitter is released D. the action potential is inhibited