Regarding tranquilizers, which of the following statements is FALSE?
a. Tranquilizers are widely used in the treatment of anxiety and insomnia.
b. Tranquilizers can lead to addiction.
c. Benzodiazepines are a family of tranquilizer drugs that act by boosting the availability of GABA in the brain.
d. Tranquilizers are more toxic than barbiturates.
e. Tranquilizers can reduce excess nervous system activity.
d
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Some of the most prominent modern theories of the mood disorders focus primarily on cognitive factors. You learned in Chapter 9 that some theorists believe the experience of emotion is heavily influenced by cognitive factors. In what ways do some of these cognitive theories of emotion agree with theories about cognitive factors in the etiology of the mood disorders?
What will be an ideal response?
Which scenario best illustrates the concept of adaptation?
a. Plant “A” produces either large fruit or small fruit; farmers breed only the large fruit plants, causing them to outnumber the small fruit variant. b. Plant “B” has a rare waxy leaf variant; as the environment becomes more arid, the waxy leaf variant becomes more prevalent. c. Plant “C” has a genetic mutation that creates a taller variant; this variant is able to survive and reproduce. d. Plant “D” has a recessive allele that causes a higher rate of photosynthesis; plants with this phenotype have a higher energy reserve.
Which of the following is TRUE?
a. Boys mature slightly earlier than their female counterparts. b. The age of first menstruation is later today than it was a century ago. c. Today, the average age for first menstruation is about 12 years. d. Only boys experience a growth spurt.
Most neurons contain the following components, ____________. (be sure that the function of the components is correct as well)