Which of the following statements is NOT supported by research on GABA?
a. Tranquilizers and alcohol may act on GABA receptors and thus reduce anxiety.
b. One class of anti-anxiety drugs may increase the sensitivity of GABA receptors.
c. Deficiencies in GABA may be involved in depression.
d. None of these
D
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According to developmental psychologist K. Warner Schaie, numeric ability tends to __________.
A. decrease until the mid-50s, is lower at age 60, and then stays steady B. increase until the mid-40s, is lower at age 60, and then stays steady C. decrease until the mid-30s, is lower at age 60, and then stays steady D. increase until the mid-20s, is lower at age 60, and then stays steady
Schaie's influential study on intellectual change over time utilizes the ____ research design he invented
a. cross-sectional b. longitudinal c. sequential d. postformal
Correlations are often used to help demonstrate the reliability and validity of measurement
a. True b. False Indicate whether the statement is true or false
Which one of the following statements demonstrates a commonality between smoking and alcohol consumption?
a. An increase in oxygen creates accelerated growth and difficult delivery due to the abnormally large fetus. b. A decrease in oxygen flow retards neural growth and decreases the flow of oxygen-rich blood in the fetus. c. FAS can be caused by either alcohol consumption or smoking. d. Neither smoking nor alcohol consumption can be scientifically determined as causal mechanisms in birth defects.