Reactivity occurs when:
a. researchers react to the results of a study before the study is completed
b. there is a strong public response to a published research study
c. an individual's behavior is changed by the process of being observed
d. researchers attempt to manipulate or change the behavior of research participants
C
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While today people might suffer from chronic fatigue syndrome, in James's day a very fashionable disorder to suffer from was ____.?
a. ?syphilis b. ?neurasthenia c. ?suicidal depression d. ?opium or heroin addiction e. ?phrenology
Suppose that adopted children are more similar to their biological parents than their adoptive parents in their preferences for a flavor of ice cream. Which statement is true in this circumstance?
a. Heritability of this trait is high b. Preferences for ice cream are determined solely by the environment. c. Flavors of ice cream are naturally selected. d. Heritability of this trait is low.
Mindfulness is a relaxation-based technique that:
a. intentionally bringing one's attention to internal and external experiences occurring at the present moment. b. has not been empirically demonstrated to result in increased immune activity. c. increases the breathing rate to distract the person from stressful thoughts.. d. focuses the mind on positive events from the past.
________ are chemicals produced by various glands that are secreted directly into the bloodstream where they can circulate to influence cells in other locations of the body
a. Neurotransmitters c. Hypothalamines b. Hormones d. Somatomedins