A hypnic jerk usually occurs during
a. light sleep.
b. deep sleep.
c. episodes of hypersomnia.
d. episodes of sleep apnea.
A
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Which of the following statements is MOST accurate?
a. Concordance rates for schizophrenia are near 100% for identical twins. b. Schizophrenia is caused by a single recessive gene that must be contributed by both parents. c. Some people inherit a vulnerability to schizophrenia. d. Concordance rates for schizophrenia are the same for fraternal twins and identical twins.
Kelly always remembers the information about family events, birthdays, finances, and so forth. Her spouse, Kirk, always remembers the information about world history, politics, news events, and so forth. Together, they are able to remember much more than they would alone because they have developed a(n) ____ system
a. trans active memory b. group support c. electronic brainstorming d. social facilitation
Answer the following statements true (T) or false (F)
1. Despite early reports, recent research has indicated that biofeedback is not effective at treating brain-wave abnormalities in disorders such as epilepsy. 2. Biofeedback has been demonstrated to be about three times as effective in reducing stress as traditional relaxation therapy. 3. Research has indicated that exercise is as effective as the most effective psychological interventions for depression. 4. Aerobic exercise is a causal factor in promoting psychological well-being. 5. Aerobic exercise blocks the release of endogenous opioids in the brain, producing a runner's high.
In a graph of the results from an ABAB reversal design, which feature justifies a conclusion that the treatment causes changes in behavior?
a. the size of the change in behavior when the treatment is first introduced b. the time delay between the introduction of the treatment and the first change in magnitude of change c. a permanent change in behavior that continues even after the treatment is withdrawn d. repeatedly demonstrating that behavior changes consistently when the treatment is introduced, withdrawn, and introduced again