A group of researchers is investigating risk for heart disease among people of African descent in the United States and people in Africa. Which risk factor will they find to be highest in urban African Americans?
a) insomnia
b) depression
c) caffeine intake
d) hypertension
D
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Abnormalities in the amygdala have been noted in individuals with mood disorders
Indicate whether the statement is true or false
When the conditions of a study only resemble or approximate the conditions of interest, questions may be raised about the ____ of the study
a. external validity b. internal validity c. standardization d. randomization
Samantha is investigating the differences in the critical thinking and decision-making skills of people in different occupations. Samantha is most likely a
a. cognitive psychologist. b. developmental psychologist. c. psychologist studying sensation and perception. d. learning theorist.
When Brent was stung by a jellyfish at the beach, the throbbing, dull pain he still felt hours later was carried by _____ fibres.
A) C B) B-alpha C) A-delta D) D