Which of the following statements best describes gamma-aminobutyric acid (GABA)?
A. It is a neurotransmitter that decreases central nervous system activity.
B. It is a neurotransmitter that increases central nervous system activity.
C. It is a brain component that is central to memory formation and learning.
D. It is an area of the brain that controls cognitive behaviors.
Answer: A
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Infants as early as four months of age will attend more to a face depicting a negative emotional expression than to a face depicting a positive one
a. True b. False Indicate whether the statement is true or false
The best-known effect of smoking during the prenatal period is __________
A) colic B) respiratory distress at birth C) low birth weight D) delayed language development
Recessive genes show up in the phenotype no matter what
Indicate whether the statement is true or false.
Just coming to a laboratory in order to participate in research for extra credit makes Sylvia nervous. She is afraid to appear "stupid" to the researcher, and tries much harder than she normally would on the task she performs during the research. Sylvia is responding to _____
a. participation reluctance c. devaluation perception b. demand characteristics d. all of these