Janeen and Marty were strolling down a wooded path in a city park when a man holding a knife suddenly jumped out of the shrubbery. Rather than fight, Janeen and Marty decided to flee and took off running in the opposite direction. This quick reaction reflects the fight-or-flight response, which is triggered by the _____ nervous system, which stimulates the_____ to produce _____.
a. somatic; adrenal medulla; dopamine and serotonin
b. parasympathetic; adrenal cortex; melatonin and androgen
c. sympathetic; adrenal medulla; epinephrine and norepinephrine
d. central; hypothalamus; GABA and dopamine
Answer: c. sympathetic; adrenal medulla; epinephrine and norepinephrine
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Participants in an experiment learn about eight positive and four negative behaviors performed by members of group A. They also learn about four positive and two negative behaviors performed by members of group B. Which pattern of results is most likely?
a. Group B will be liked more because they performed the fewest number of negative behaviors. b. Group A and B will be liked equally well because the ratio of positive to negative behaviors is the same. c. Group A will be liked less because of a perceived link between the distinctive events of membership in thelarger group and performing more negative behaviors. d. Group B will be liked less because of a perceived link between the distinctive events of membership in thesmaller group and performing fewer negative behaviors.
A floor effect means that a measurement procedure is not likely to detect a decrease in scores
a. True b. False Indicate whether the statement is true or false
Given that on one section of the SAT the mean is 500 and the standard deviation is 100, what is the approximate probability of a student scoring 600 or higher on the test?
a. 0.84 b. 0.50 c. 0.16 d. 0.34
Whose theoretical perspective is especially compatible with the systems approach to families?
a. Piaget's cognitivism b. Freud's psychoanalysis c. Vygotsky's socioculturalism d. Bronfenbrenner's ecological systems