The endocrine system communicates by
A. passing messages along nerves.
B. releasing hormones.
C. passing messages through the gastrointestinal system.
D. activating the sympathetic nervous system.
Answer: B
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The primacy effect operates because we:
A. are biologically prepared to remember first items B. are biologically prepared to remember last items C. have more time to rehearse the last items D. have more time to rehearse the first items
Computer programs have been designed that can recognize matching human faces with the same accuracy as a human being, but the computer loses its efficiency at this process when
a. animal faces are substituted for human faces. b. the faces are of children. c. the faces are viewed from an angle. d. the faces are of people with scars or deformities.
What is one strength of the cross-sectional design?
A) It provides evidence about individual trends. B) It cannot be threatened by cohort effects. C) It is not plagued with dropout or practice effects. D) It permits longitudinal comparisons.
When an environment is stable and of high quality, the quality of attachment is
a. associated with low stability of attachment. b. about as stable for infants who are being neglected or abused. c. likely to be stable over time. d. associated with frequent changes in the quality of attachment.