Enkephalins, endorphins, and dynorphins are
A. three types of opioid receptors found in the brain.
B. three classes of endogenous chemicals that have effects similar to morphine.
C. enzymes in the brain that convert morphine into its active form.
D. three chemical classes of synthetic prescription opioids.
B
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After a divorce, the extent of the negative impact of the divorce on children is mediated by
a. whether the child is male or female. b. whether or not the parent adopts or continues authoritative parenting. c. the age of the child (preschool vs. middle childhood). d. whether the child was a high achiever in school or not prior to the divorce.
Dr. Nwoambi is a psychologist who is currently evaluating a new client. Dr. Nwoambi would most likely refer to the __________ to assist her in diagnosing her client's psychological disorder
a) Diagnostic and Statistical Manual of Mental Disorders b) Physician's Desk Reference c) Textbook of Psychological Disorders d) Textbook of Physiological Disorders
The principle that performance on tasks is best when the arousal level is appropriate to the difficulty of the task is known as _____
a) the Yerkes-Dodson law. b) the drive-reduction theory. c) the Lazarus theory. d) the James-Lange theory.
Kelly is injured in a high-school volleyball game. After jumping for a particularly difficult shot, she lost balance on the way down and hit her head on the hard gymnasium floor
The next day she has significant difficulty understanding and producing speech. The doctors say that, thankfully, this will go away when the brain swelling subsides. Based on your knowledge of the brain, what part of Kelly's brain has been injured? a. The left hemisphere b. The right hemisphere c. The parietal lobes d. The occipital lobes